(Code: 412)
Q.P.-2016 Paper Code: UN415(1 - 24)
(Set A - Code: 415)
Q.P.-2016 Paper Code: UN418(1 - 24)
(Set B - Code: 418)
Q.P.-2016 Paper Code: UN421(1 - 24)
(Set C - Code: 421)
Mathematics
Class : VIII
What is the value of (a + b)(a2 + b2)(a b)(a4 + b4)?
(A) a4 b4 (B) a8 b8 (C) a16 b16 (D) a16 + b16
If a, b, c are three non-zero rational numbers, identify the false statement.
(A) a + (b + c) ≠(a ÷ b) ÷ c (B) a ÷ b is a rational number
(C) a ÷ (a) = 1 (D) (a b)÷c ≠ ac +−cb
10 men can cut 15 trees in 2 hours. If 2 men leave the job, how many trees will be cut in 3 hours?
(A) 20 trees (B) 18 trees (C) 24 trees (D) 15 trees For what value of x is the given statement FALSE?
3x2<(3 )x2
(A) 3 (B) 0 (C) 1
3 (D) 1
Which number can replace the question marks in the equation? = ? 162 ? 128 (A) 12 (B) 14 (C) 144 (D) 196
Diagonal AC of rhombus ABCD is equal to side BC. Find the measure of ∠A. D C A B (A) 90o (B) 120o (C) 240o (D) 60o
If (x + y)2 = 100 and (x y)2 = 16, what is the value of xy?
(A) 6 (B) 10 (C) 21 (D) 25
The number n is to be added to the given list. If n is an integer, which of the following could be the median of the new list of seven numbers?
3, 4, 6, 7, 10, 12
(A) 6, 7 (B) 6, 61
2 (C) 612, 7 (D) 5, 6
A sum of money invested at compound interest amounts to
` 800 in 3 years and to ` 840 in 4 years. Find the rate of
interest per annum. (A) 2 %1
2 (B) 4% (C) 5% (D)
2 6 %3
The figure is made up of 5 semicircles. The ratio of the lengths AB : BC : CD : DE is 2 : 3 : 1 : 4. Find the perimeter of the
shaded region. 22 Take 7 π = A B C D E 28 cm (A) 44 cm (B) 88 cm (C) 304 cm (D) 616 cm
Which of the following cuboids can be formed by the given net?
(A) (B)
(C) (D)
Identify the true statement. (A) 7 9 11< <
9 11 13 (B) 11 13 99 <11 7< (C) 11 9 139 < <7 11 (D) 79 11< 9 >1113
What is the largest four-digit number which is a perfect cube?
(A) 8000 (B) 9261 (C) 9999 (D) 1000
Find the measure of each angle of a parallelogram, if one of its angles is 30o less than twice the smallest angle.
2x 30o xo 2x 30o xo A D B C (A) 60o, 100o, 90o, 20o (B) 80o, 40o, 120o, 90o (C) 100o, 90o, 90o, 80o (D) 70o, 110o, 70o, 110o
There would be 10% loss if a toy is sold at 1080 per piece. At what price should it be sold to earn a profit of 20%? (A) ` 12 (B) ` 1296 (C) ` 1440 (D) ` 10
Which of these is the greatest?
(A) 544 (B) 2112 (C) 186 (D) 456
Which of the following could be a value of x in the given figure? A B 5x C D (A) 30o (B) 50o (C) 40o (D) 10o
An equal amount of water is poured into two empty tanks, P and Q, as shown in the figure.
12 cm 10 cm 15 cm Tank P 15 cm 9 cm 10 cm Tank Q
If Tank P is half-filled with water, what is the height of the water level in Tank Q?
(A) 7 cm (B) 8 cm (C) 9 cm (D) 10 cm
Sound travels at approximately 1200 km/hr. A gun is fired. After what time will you hear the sound if you are 3 km away from the gun?
(A) 13 seconds (B) 9 seconds
(C) 10 seconds (D) 19 seconds
Which of the following is NOT a linear equation?
(A) 3x 1 = 2x (B) 3 − =2
4x y
(C) pq 3 = p (D) x2−5 2= −3x
If the angles of a triangle are in the ratio 2 : 3 : 4, what is the difference between the greatest and the smallest angles ?
(A) 10° (B) 20° (C) 30° (D) 40°
The cube shown in the figure has edges of length 2, and A and B are midpoints of two of the edges. What is the length of AB?
A
B
(A) 2 (B) 3 (C) 5 (D) 6
If a2bc3 = 53 and ab2 = 56, find abc.
(A) 5 (B) 52 (C) 53 (D) 54.5
A cooker which is generally sold for 800 was sold for 700 due to festival season. What percent of discount was allowed?
(A) 1212% (B) 10% (C) 1427% (D) 15%
What are the factors of 4(a b)2 9(b c)2?
Physics
Class : VIII
Ultrasounds cannot be heard by the human ear because (A) the sounds are too deep.
(B) the pitch of the sounds are too high. (C) such sounds are too faint.
(D) these sounds are produced by animals like bats. Which of the given shapes will move the fastest through water?
(A) (B) (C) (D)
Why does a series of fast moving still pictures can create an illusion of movement in our eyes?
(A) The eye can focus on very rapidly changing pictures. (B) The eye is quicker than the brain.
(C) The eye can separate two images only when the interval of separation between them is one-sixteenth of a second.
(D) The optical cortex can see through the rapidly moving images.
Which point charges will attract each other?
+1C 1C +2C
1 2 3
(A) 1 and 2 only (B) 1 and 3 only
The graph given below shows the extension of four different springs P, Q, R and S when loads of different weights were added to the pan attached to the spring individually.
P 10 8 6 4 2 0 100 200 300 400 500 Load (g) Ex te ns io n (c m) Q R S
According to the graph, which spring is the strongest ?
(A) P (B) R (C) S (D) Q
For a normal eye, in an adult, what is the least distance of distinct vision ?
(A) 5 to 8 cm (B) 10 to 15 cm
(C) 20 to 25 cm (D) 30 to 35 cm
Four marbles were released separately from the top of same inclined plane on different surfaces. On which of the following surfaces does the marble travel a longer distance?
(A) Sand paper (B) Mirror
(C) Wooden piece (D) Plastic sheet
What will be the observations at the anode after passing current for sometime in the set up shown below?
A syringe is filled with X. When the plunger is pushed inwards, the volume of X remains unchanged.
What can X be ?
(A) Helium (B) Mercury
(C) Nitrogen (D) Carbon dioxide
Meteors falling through the earths atmosphere give out light. This is due to
(A) solar heat absorbed by the meteors. (B) burning gases from the meteors. (C) friction with the air.
(D) gravity of the earth.
The diagram shows the path of a light ray X, directed at a plane mirror.
X M N
P O
Identify the correct reflected ray.
(A) P (B) N (C) O (D) M
Which comparison between protons and electrons is incorrect? Protons Electrons
(A) Located in the nucleus Located outside the nucleus (B) Negatively charged Positively charged (C) Stationary Orbit the nucleus (D) Heavy particle Light particle
Identify the hottest star.
(A) Yellow star (B) Blue star
(C) White star (D) Red star
Solid potassium iodide does not conduct electricity but molten potassium iodide conducts.
Which statement is true ?
(A) Potassium iodide has a high melting point. (B) Potassium iodide is not an ionic compound.
(C) The ions of potassium iodide are held in a lattice in the solid state but are free to move in the molten state. (D) The ions are not arranged in an orderly manner in the
solid state but are arranged in an orderly manner in the molten state.
Different volumes of water were poured into four similar glass bottles as shown below.
A girl blew air across the mouth of each bottle and different sounds were produced.
Which is the correct sequence of increasing loudness?
(A) R→P→Q→S (B) Q→S→R→P
(C) S→Q→P→R (D) P→ Q→S→R
What happens when two copper plates are used as electrodes in the voltaic cell ?
(A) No electric current will be produced. (B) More electric current will be produced. (C) Lesser electric current will be produced.
Which is NOT the effect of a force ?
(A) A car moves slower when you hit the brake.
(B) Your hands become warm when you rub them against each other.
(C) You can make a call to a friend from your handphone. (D) A glass breaks when it falls from a certain height and
hits the floor.
Identify the unit of pitch.
(A) Hertz (B) Decibels (C) Bar (D) Pleura
An object placed 4 m from a plane mirror is shifted by 0.5 m away from the mirror.
What is the distance between the object and its image ?
(A) 3.5 m (B) 4 m (C) 5 m (D) 9 m
A negatively charged rod is moved near a conducting sphere.
Conduc ng sphere Nega vely charged rod
What will be the movement of the protons in the conducting sphere?
(A) Move to right (B) Move to left
(C) Moves up (D) Does not move
The given diagram shows an experimental set-up.
In which solution will the bulb glow the brightest when the circuit is connected?
A student wanted to test the roughness of different surfaces. He dragged an object which was connected to a spring balance over different surfaces at an angle to find out the force required to move the object over each surface. He recorded the results on the graph shown below.
1 2 3 4 Surface
Force needed
Which is the roughest surface ?
(A) 4 (B) 1 (C) 3 (D) 2
The loudness of a note on a guitar can be increased by increasing the
(A) tension on the guitar string.
(B) amplitude of vibration of the guitar string. (C) thickness of the guitar string.
(D) length of the guitar string.
Which object does not use high pressure to perform its normal function ?
(A) Knife (B) Thumb tack
(C) Hole punch (D) Hammer
Lightning is seen flashing from the sky to the ground. What is expected to flow down from the sky ?
Chemistry
Class : VIII
The given bar chart shows levels of air pollutants in various cities.
Pollutants (parts per million)
Ci es
I II III IV V
In which cities, it is advisable for the people to either stay indoors or wear masks when they go outside ?
(A) Only I and II (B) Only I and IV
(C) Only II and V (D) Only III and IV
In which layer is petroleum found from the given figure?
(A) P (B) S (C) Q (D) R
Which metals are correctly arranged in descending order in the reactivity series of metals ?
(A) Lead, zinc, sodium (B) Lead, sodium, zinc (C) Zinc, lead, sodium (D) Sodium, zinc, lead
Four materials, P, Q, R and S, are soaked in a pail of water. The mass of the materials before and after soaking are measured and recorded in the table given below.
Which material is the best for making a swim suit ?
Mass of material Mass of material
Material before soaking in after soaking
water (g) water (g)
(A) P 20 40
(B) Q 50 55
(C) R 60 90
(D) S 100 200
Which is the most likely source for the acid rain? (A) Burning of coal (B) Use of CFC products
(C) Burning of paper (D) Use of bio-degradable products A rusty steel object has to be cleaned before painting. Which substance is a good cleaning agents to remove the rust on the steel object?
(A) Water (B) Lemon juice
(C) Concentrated sulphuric acid (D) Aqueous sodium hydroxide
Which source of energy contributes to air pollution ?
(A) Biogas plant (B) Windmill
Carbon monoxide is produced when fuel is burnt with insufficient amount of oxygen.
In excessive amount, why could this become harmful to humans?
(A) It blocks the transmission of signals in the nervous system.
(B) It causes irritation in the respiratory system.
(C) It damages the kidney and prevents secretion of waste from the body.
(D) It binds with haemoglobin and disturbs the circulation of oxygen in the body.
The diagrams given below show what happens to plastic wastes in three different cities. P, Q and R respectively.
Which statement is true ?
(A) City R recycles most of its plastic waste.
(B) City P recycles a greater percentage of plastic waste than City R.
(C) City R burns a greater percentage of its plastic waste than City Q.
(D) The city which recycles the greatest percentage of plastic waste is Q.
Which is not the correct use of plastic?
Plastic Use
(A) PVC Rain coats
(B) Polypropene Microwave ovenware
(C) Polythene Buckets
(D) Polystyrene Thermocol boxes
It is very dangerous to leave a non-luminous flame burning because
(A) the flame is difficult to see and someone may accidentally get burnt.
(B) the flame emits poisonous gases.
(C) a strike-back is highly likely to occur with this type of flame.
(D) the flame is steady and will not flicker. What is P in the given equation?
P + Oxygen Carbon dioxide + Water vapour
(A) Magnesium (B) Water
(C) Kerosene (D) Camphor
Melamine cannot be remoulded because it (A) has a high melting point.
(B) has cross links between the monomers. (C) is a good heat insulator.
(D) is not oxidised in the air.
An excess of iron filings are added to a solution containing a mixture of ions Mg2+, Ca2+, Cu2+ and Ag+ respectively.
Which two metals will be displaced from this solution? (A) Calcium and copper (B) Calcium and magnesium (C) Copper and silver (D) Magnesium and silver Which activities are not the causes of pollution ?
(i) Burying biodegradable rubbish in the ground.
(ii) Burning of trees in the forests to clear land for the cultivation of crops.
(iii) Using treated waste from sewage plants to fertilise roadside trees.
(iv) Turning waste water into drinkable water.
(A) Only (i) and (ii) (B) Only (ii) and (iii) (C) Only (i), (ii) and (iv) (D) Only (i), (iii) and (iv) What does not occur in the reaction between sodium with water?
(A) It floats on the surface of the water (B) The blue litmus paper turns red (C) It moves rapidly with a hissing sound (D) It burns with a golden yellow flame
Acid rain is a major problem, especially in highly industrialised areas. However, rain water is in fact slightly acidic even without the pollution itself.
What is the non-pollutant chemical that causes this acidic property of rain water?
(A) Hydrochloric acid (B) Nitrate
(C) Oxygen (D) Carbon dioxide
Identify a use of nylon.
(A) Carpets (B) Wrapping film
(C) Disposable foam cups (D) Floor tiles
Why is carbon dioxide used in fire extinguishers to put out fire ?
(A) It is an inert gas (B) It is an odourless gas (C) It is a highly flammable gas (D) It does not support combustion Which property of diamond is untrue? (A) It is a non-metal.
(B) It is a good conductor of heat and electricity. (C) It is hard.
(D) It is not ductile.
Biology
Class : VIII
Which micro-organism is matched correctly to its disease respectively?
(A) Worms cause sexually transmitted diseases (B) Bacteria cause tuberculosis
(C) Protozoa cause ringworm (D) Fungi causes malaria Identify plant cells.
(A) (i) and (iii) only (B) (i) and (iv) only (C) (ii) and (iv) only (D) (i), (ii) and (iv) only The diagram shows some plant parts under a microscope.
Which of the following pass(es) through opening X? (A) Sunlight (B) Mineral salts (C) Air (D) Food Country X has a rule that requires anyone who chops down a tree to replant a new tree within the same area. Why do you think there is such a rule?
(A) To prevent noise pollution. (B) To prevent land pollution. (C) To conserve natural resources.
A farmer mixes fertiliser with water and uses it for his crops. Why does he mix the fertiliser with water?
(A) To enable the roots to easily absorb it. (B) To enable the leaves to easily absorb it.
(C) To enable the plant to carry out photosynthesis. (D) To enable the stem to easily absorb it.
Which of the following methods can help improve the quantity and quality of food production?
(i) Increase the price of raw materials (ii) Applying modern technology
(iii) Carrying out research and development (iv) Encouraging deforesta on and clearing of
wetlands for planta ons
(A) (i) and (ii) (B) (i) and (iv)
(C) (ii) and (iii) (D) (iii) and (iv) All micro-organisms are
(A) unicellular organisms. (B) multicellular organisms.
(C) organisms that can carry out photosynthesis. (D) organisms that cannot be seen with the naked eye. Which of the following does not take place during pregnancy?
(A) Implantation
(B) Development of the placenta (C) Production of hormones
The diagram below shows the root cell of a green plant.
What is the function of part N? (A) It controls activities in the cell. (B) It gives the cell a green colour. (C) It gives the cell a fixed shape.
(D) It controls the substances entering and leaving the cell. The table below is a description of two animals. A and B
Descrip on Animal A Animal B
Lays eggs Yes Yes
Stages in life cycle 4 3
Take care of their youngone No Yes
Identify Animals A and B.
Animal A Animal B
(A) Mosquito Frog
(B) Butterfly Pigeon
(C) Butterfly Cockroach
(D) Cockroach Grasshopper
Which diagram shows the sex chromosomes when a sperm fertilises an egg to produce a baby girl?
(A) X + X XX
(B) X + Y XY
(C) Y + X XY
Microorganism X releases gas Y that makes bread dough rise. What is microorganism X and gas Y?
X Y
(A) Yeast Carbon dioxide
(B) Bacteria Carbon monoxide
(C) Yeast Oxygen
(D) Mucor Carbon dioxide
Which of the following is a FALSE statement about the organism given below?
(A) It is a parasite.
(B) It can conduct photosynthesis.
(C) The long whip-like flagellum is used for swimming. (D) It reproduces by splitting.
Identify the organism from the given information. I am microscopic.
I can cause diseases in plants as well as in animals. I can reproduce only inside another living cell.
(A) A virus (B) A fungus (C) A bacteria (D) A worm Which of these cells undergo meiosis to produce haploid cells?
(A) Liver cells (B) Lung cells
(C) Gonad germ cells (D) Kidney cells
Which of the following makes the sperm the decisive factor? (A) A long tail is found only in the sperm which is not present
in the egg.
(B) There are more number of chromosomes in sperms compared to eggs.
(C) Hormones are secreted only in the males which are present in the sperm.
Usually, when a woman reaches the age of 45 to 50 years, the menstrual cycle stops - this is known as menopause. It is not possible for a woman to become pregnant by natural means once she has attained menopause. Which of the following explains the CORRECT reason for this?
(A) The uterus collapses and cannot carry a baby.
(B) The eggs no longer allow the sperm to fuse with them. (C) No more eggs are released from the reproductive organs. (D) The bones become porous and cannot support a
pregnancy.
Which of the following is a micro-organism?
(A) (B)
(C) (D)
Which one of the following structures found in the given cell indicates that it is a plant cell?
(A) Nucleus (B) Cytoplasm
(C) Cell membrane (D) Cell wall
Ecologically fungi are important because
(A) They act as decomposers and aid in nutrient cycling. (B) They are a major cause of plant diseases.
(C) They are parasites. (D) They are producers.
General Awareness
Class : VIII
DRDL stands for
(A) Defence Research and Development Laboratory (B) Department of Research and Development Laboratory (C) Differential Research and Documentation Library (D) Documentation Research and Development Library Durand cup is associated with the game of
(A) Cricket (B) Foot ball (C) Hockey (D) Volley ball Head quarters of UNO are situated at
(A) New York (B) Haque (C) Geneva (D) Paris Fathometer is used to measure
(A) Earthquake (B) Rainfall
(C) Ocean depth (D) Sound intensity
Who has been selected for the Mathrubhomi Literary Award? (A) Sugathakumari (B) R.K. Narayanan
(C) K. Satchitanandan (D) M. Leelavathi
The Ganga Action Plan was originally started in which among the following years?
(A) 1982 (B) 1985 (C) 1989 (D) 1993
Entomology is the science that studies (A) Behaviour of human beings (B) Insects
(C) The origin and history of technical terms (D) The formation of rocks
For which of the following disciplines is Nobel Prize awarded? (A) Physics and Chemistry (B) Physiology or Medicine (C) Literature, peace and Economics (D) All of the above Whose birth anniversary is observed as Rashtriya Ekta Diwas?
(A) Bala Gangadhar Tilak (B) Sardar Vallabhai Patel (C) Mahatma Gandhi (D) Lala Lajpat Rai
Mathematics
Class : VIII
1. Which of the following values are equal ?
I. 1" II. 4
III. 0 IV. 4"
(A) I and II (B) II and III (C) I and III (D) I and IV
2. A book is marked at 880 and sold for 770, what is the discount percentage ?
(A) 20% (B) 25%
(C) 12.5% (D) 15%
3. If n≠0, which of the following must be greater than n ? I. 2n II. n2 III. 2 - n
(A) I only (B) I and II only (C) II and III only (D) Neither
4. What is the percentage change in the area of a rectangle obtained by decreasing its length and increasing its breadth by 5% ?
(A) 2.5% increase (B) 0.25% increase (C) 0.25% decrease (D) 2.5% decrease
5. If the cost of N metres of wire is d rupees, what is the cost of y metres of wire at the same rate ?
(A) ⎛⎜⎝O@N ⎞⎟⎠ (B) (Ny) (C) (yd) (D) y d ⎛ ⎞ ⎜ ⎟ ⎝ ⎠ N
6. The sum of two rational numbers is 3. If one of them is
11 , 5 −
find the other.
(A) −4# (B) −8# (C) 4# (D) 8#
7. The figure given is made up of a square and two isosceles triangles.
m
What is the measure of the angle marked m ? (A) 105o (B) 95o (C) 135o (D) &5o
8. If 72 × K is a perfect cube, find the value of K.
(A) 1 (B) 2 (C) 3 (D) 4
9. The bar chart shows the number of television sets sold by a shop in 5 months. Nu m be r o f T .V .s So ld Months
Jan Feb Mar April May X Y
60 40 20 0
What is the sales in May, as a percentage of the total sales in the 5 months ?
(A) 25% (B) 33 %13
(C) 50% (D) 66 %23
10. How many faces does the given solid have ?
(A) 6 (B) 4
(C) 8 (D) 12
11. If N2 = 16 and y2 = 4, what is the greatest possible value
of (N y)2 ?
(A) 4 (B) 36
(C) 4 (D) 36
12. In an examination, a student was asked to find 143th of a certain number. By mistake, he found 34th of it. His answer was 150 more than the correct answer. What was the number given to him ?
(A) 290 (B) 280
(C) 240 (D) 180
13. In what time will 1000 amount to 1331 at 10% p.a. compounded annually ?
(A) 4 years (B) 3 years
(C) 2 years (D) 1 year
14. What is the value of 7.83 7.83 1.17 1.17 ?× 6.66− × (A) 9(B) 6.66
(C) 1.176 (D) 9
15. What is the height of a cuboid of volume 216 cm3 if its
length and breadth measure 8 cm and 6 cm ?
(A) 4.5 m (B) 6 m
(C) 4.8 m (D) 9 m
16. Which of the following is a rational number between
1 and ?1
4 3
(A) 247 (B) 158
(C) 1348 (D) Both (A) & (C)
17. If angles P, Q, R and S of the quadrilateral PQRS, taken in order, are in the ratio 3 : 7 : 6 : 4, what is PQRS ? (A) A rhombus (B) A parallelogram (C) A trapezium (D) A kite
18. n and p are integers greater than 1, 5n is the square of a number and 75np is the cube of a number.
Find the smallest value for n + p.
(A) 14 (B) 18 (C) 20 (D) 30
19. Two sets of 4 consecutive positive integers have exactly one integer in common. The sum of the integers in the set with greater numbers is how much greater than the sum of the integers in the other set ?
(A) 4 (B) 7 (C) 8 (D) 12
20. A solid is of the shape given.
Which is its top view ?
(A) (B)
(C) (D)
21. A gardener wants to plant 17956 trees and arranges them in such a way that there are as many rows as there are trees in a row. What is the number of trees in a row ? (A) 144 (B) 136 (C) 154 (D) 134
22. Find the value of 230 + 230 + 230 + 230.
(A) 8120 (B) 830 (C) 232 (D) 226
23. Two cylinders of equal volume have their heights in the ratio 2 : 1. What is the ratio of their radii ?
(A) 2 : 1 (B) 1 : 2
(C) 2 : 1 (D) 1 : 2
24. If (3N 4)(5N + 7) = 15N2 aN 28, what is the value of
a ?
(A) 1 (B) 1 (C) 2 (D) 2
25. 5 women can clear a piece of land in 4 days. How many more women will be required to clear it in one day ?
(A) 10 (B) 20 (C) 25 (D) 15
Physics
Class : VIII
26. Identify a surface that produces a diffused reflection. (A) A pane of glass
(B) A perfectly reflecting mirror (C) A horizontal wall
(D) A concave mirror
27. Which vibration produces the highest pitch ? (A) 100 vibrations in half a second
(B) 150 vibrations in half a second (C) 200 vibrations in one second (D) 250 vibrations in one second
28. In which of the following activities is friction not useful ? (A) Ice hockey
(B) Tug-of-war (C) Rock climbing (D) Swimming
29. Electric charge can flow through (A) insulators.
(B) conductors.
(C) both insulators and conductors. (D) neither insulators nor conductors.
30. Forces are present in all of the following except when (A) a trolley is being pushed.
(B) a billiard ball is lying stationary on the table. (C) sunlight is shining on an object.
31. Which of these liquids is an electrolyte ?
(A) 3 only (B) 1 and 2 only (C) 1 and 3 only (D) 2 and 3 only
32. Which event does NOT require frictional force ? (A) Rubbing your hands to create heat
(B) Cycling
(C) Moving a table on the floor
(D) Walking from one place to another
33. The image formed by a plane mirror of an object is (A) virtual, erect, behind the mirror and smaller than
the object.
(B) virtual, erect, behind the mirror and of the same size as the object.
(C) virtual, inverted, behind the mirror and of the same size as the object.
(D) real, erect, behind the mirror and of the same size as the object.
34. Identify a force that can change the direction of a rolling steel ball.
(A) Frictional (B) Gravitational (C) Pressure (D) Magnetic
35. Which electrolyte is used to electroplate an iron nail with copper metal ?
(A) Copper oxide (B) Iron sulphate (C) Iron nitrate (D) Copper sulphate
36. When sound waves enter the ear, many parts of the ear vibrate. Which part does not vibrate ?
(A) Eardrum (B) Ear bones
(C) Liquid in the inner ear (D) Nerves leading to the brain
37. On what factors does the response of the rock to stress depend ?
(A) Its temperature
(B) The speed of stress applied (C) The confining pressure on the rock (D) All the three
38. Transferring a charge by touch is called (A) conduction. (B) induction. (C) convection. (D) none of these
39. What happens when we are exposed to sounds with very high frequencies ?
(A) We cannot hear the sounds.
(B) The sharp sounds puncture our eardrums. (C) We experience severe pain.
(D) We can no longer hear low-frequency sounds.
40. Identify the energy change that occurs during the process of electrolysis.
(A) Chemical energy heat energy (B) Heat energy chemical energy (C) Chemical energy electrical energy (D) Electrical energy chemical energy
41. Which statement describes both magnetic force and gravitational force ?
(A) The force is both a pulling and a pushing force. (B) The force exists even if there is no physical contact. (C) The unit of the force is joules (J).
(D) The force is only able to act on objects made of certain materials.
42. Two plane mirrors are kept at the following angles one by one. In which case is the number of images formed the maximum ?
(A) 30o (B) 60o
(C) 45o (D) 90o
43. In which situation is friction considered a nuisance ? (A) When a matchstick is struck against the side of a
matchbox.
(B) When a person in a wheelchair is moving down a ramp with lines etched in its surface.
(C) When the gears of a clock have to be oiled to remove squeaking sounds.
(D) When a door stopper is used to keep a door open.
44. Which statement about the Sun is true ? (A) The Sun is a star.
(B) The fusion of hydrogen atoms to form helium atoms occurs in the Sun.
(C) The Sun has been the source of heat and light as it is now since the Big Bang.
45. Lightning from the cloud strikes the Earth. The lightning will most probably strike
(A) a 10-metre tall tree. (B) a 1.5-metre tall man.
(C) a 10-metre tall metal flagpole. (D) a pool of water at ground level.
46. Which statement is not true about the extension of spring balance ?
(A) It measures the amount of gravitational force exerted on the object.
(B) The greater the force acting on the spring, the more the spring is extended.
(C) Leaving an object hanging from the spring will result in more accurate readings.
(D) Readings from this instrument will differ depending on location.
47. In which of the following is the speed of sound least? (A) Aluminium (B) Sea water
(C) Brass (D) Granite
48. How many dots does the Braille system use ?
(A) 5 (B) 6
49. What happens when electric current is made to flow through a conductor ?
(A) Some amount of electrical energy is converted into heat energy.
(B) Some amount of electrical energy is converted into mechanical energy.
(C) Some amount of mechanical energy is converted into electrical energy.
(D) Some amount of heat energy is converted into electrical energy.
50. Which action is meant to reduce friction ?
(A) Dipping hands in chalk before lifting weights in the gym.
(B) Placing rollers under a heavy object.
(C) Replacing worn-out tyres of a bicycle with new ones. (D) Wearing shoes with rubber soles.
Chemistry
Class : VIII
51. Fossil fuels are
(A) reusable. (B) recyclable. (C) sutainable. (D) none of these
52. Ozone depletion is one of the causes which have increased cases of skin cancer. Which statement about the ozone layer is correct ?
(A) Holes in the ozone layer allow excessive exposure of harmful radiations.
(B) Ozone depletion is caused by the reaction of ozone with CFCs.
(C) Ozone layer absorbs radio waves and prevents it from reaching the Earth.
(D) Both (A) and (B)
53. Which characteristic belongs to metals? (A) Malleable and ductile
(B) Generally solids at room temperature
(C) Form positively charged ions to help conduct electricity
(D) All the three
54. What is the correct definition of a polymer molecule? (A) A macromolecule bound together via hydrogen
bonding.
(B) A large molecule comprises of one type of atoms joined together.
(C) A macromolecule comprises of one or more repeating units.
55. Which statement about the combustion of fossil fuels is not true ?
(A) Chemical energy stored in the fuel is converted into other forms of energy.
(B) Oxygen is needed for this form of chemical change. (C) Heat energy stored in the carbon compounds of the
fossil fuels is released.
(D) An example of this combustion reaction is: methane + oxygen→carbon dioxide + water.
56. A flame produced by burning a substance always points upwards because the
(A) gases produced in flame are cold. (B) gases produced in flame are hot. (C) hot gases are lighter and hence rise up. (D) both (B) and (C)
57. Which key shows an incorrect use of the metal ?
(A) Aluminium Kitchen foil (B) Copper Electrical wires (C) Iron Constructional work (D) Mercury Drink cans
Metal Use
58. Four materials were cut into equal-sized strips. They were then dripped into coloured water from the same height. The height of the water that travelled up the material was measured as shown below.
5 cm
Strip P Strip Q Strip R Strip S
7 cm 6 cm 8 cm
Which material should be used to make a beach towel ?
(A) R (B) Q (C) P (D) S
59. A raw material is sustainable if
(A) it can be used several times before it is thrown away.
(B) it is easy to extract from the ground. (C) it is easy to change into useful substances. (D) there are lots of reserves of this material.
60. Identify a characteristic of non-luminous flame. (A) No soot is produced (B) Steady flame (C) Blue colour (D) All the three
61. The body of a car is made of a steel alloy.
Which of the given properties are suitable for its use in the making of a car ?
(A) 1 and 2 only (B) 1 and 3 only (C) 2 and 3 only (D) 1, 2 and 3
62. Recycling a material involves
(A) breaking down the material by burning. (B) dissolving the material to avoid pollution.
(C) burying the material so that it is broken down by nature.
(D) reprocessing the material so that it can be used again.
63. When combustion occurs, unburnt carbon particles are produced. These particles are harmful when inhaled by humans as they cause problems related to
(A) respiration. (B) digestion.
(C) heart. (D) skin.
64. Which product is not obtained from petroleum ? (A) Petrol (B) Paraffin wax (C) Bees wax (D) Kerosene
65. Which of these substances has one substance that does not belong to the group because its physical state is different from the other two substances in the list ? (A) Iron, copper, aluminium
(B) Oxygen, sulphur, hydrogen (C) Mercury, water, alcohol (D) Carbon, silicon, phosphorus
66. Polyvinylchloride (PVC) is widely used now to replace iron in the making of water pipes. What are the advantages of PVC over iron ?
(A) PVC is cheaper. (B) PVC does not rust. (C) PVC is lighter. (D) All the three.
67. Sleeping in a closed room where coal is burnt is fatal for people because
(A) coal is a poisonous substance.
(B) poisonous gas, carbon monoxide, is produced due to the incomplete combustion of coal.
(C) burning of coal in a closed room evolves carbon dioxide and water vapour, which are harmful.
(D) none of the above.
68. Which form of coal contains the highest carbon content ? (A) Anthracite (B) Peat
(C) Lignite (D) Bituminous
69. Which of these would increase the use of the resources of a particular material ?
(A) Reduce the usage of the material (B) Reuse the existing material (C) Recycle the material
(D) All of the above
70. Why zinc can displace copper from copper(II) sulphate ? (A) It is more reactive than copper.
(B) It loses electrons during a reaction to form zinc(II) ions.
(C) It is lower down the reactivity series compared to copper.
Biology
Class : VIII
71. In a biology class the teacher described a cell. She listed the following organelles of the cell endoplasmic reticulum, mitochondria, nucleus, ribosome, centriole and centrosome. Which cell was she referring to?
(A) Prokaryotic cell (B) Plant cell (C) Animal cell (D) Fungi cell
72. Identify X, Y and Z in the given figure. Male X Sperm Z Y Ovary Female Zygote Testes Testes Ovum Testes (Y) (X) (A) (B) (C) (D) Ovum Testes (Z) Ovum Ovulation Implantation Implantation Fertilization Ovum
73. Which of the following crops would enrich the soil with nitrogen ?
(A) Apple (B) Pea
74. What happens when a slice of moist bread left in a dark place for a few days ?
(A) Bread dries.
(B) Fungal mycelium is developed. (C) Algae develops.
(D) It remains the same.
75. Identify the process taking place in the given figure.
(A) Fission (B) Fertilisation (C) Conjugation (D) Ovulation
76. Which organism reproduces in the same way as yeast ?
(A) Hydra (B) Amoeba
(C) Starfish (D) Flatworm
77. Which bacteria lives symbiotically in pea plants? (A) Rhizobium (B) Nitrosomonas (C) Azotobacter (D) Clostridium
78. Which is the longest cell ?
(A) Reproductive cell (B) Nerve cell (C) Blood cell (D) Cuboidal cell
79. Which of these contains smooth muscle ? (A) The Iris of eye (B) Uterus only (C) Bronchi only (D) All of these
80. Which of the following cell organelles are respectively called suicidal bags and power houses of the cell ? (A) Mitochondria and lysosomes.
(B) Lysosomes and mitochondria. (C) Lysosomes and Golgi complex. (D) Golgi complex and lysosomes.
81. A student waiting for his results feels nervous and the rate of his heartbeat increases. Which hormone causes this condition ?
(A) Insulin (B) Oestrogen (C) Adrenaline (D) Thyroxine
82. Identify the correct sequence that is followed during the growth of human being ?
1. Foetus 2. Zygote 3. Embryo 4. B aby 5. Adult 6. Adolescent 7. Child (A) 2, 3, 1, 4, 7, 6, 5. (B) 2, 1, 3, 4, 7, 5, 6. (C) 3, 2, 1, 4, 6, 7, 5. (D) 1, 3, 2, 4, 7, 6, 5.
83. Which of the following processes is also called field fallow ? (A) Ploughing
(B) Irrigating (C) Sowing
(D) Leaving the field uncultivated
84. Which of the following represents the composition of female destined zygote in human beings ?
(A) 22 + X. (B) 44 + XY. (C) 33 + Y. (D) 44 + XX.
85. Which of the following group represents the bacterial disease ?
(A) Cholera, tuberculosis, malaria, measles (B) Small pox, tuberculosis, malaria, typhoid (C) Cholera, tuberculosis, typhoid, measles (D) Cholera, anthrax, tuberculosis, typhoid
86. Bacteriophage is
(A) phase in the life cycle of bacteria. (B) bacteria that eats other bacteria. (C) virus that uses bacteria as a host. (D) None of the above
87. Preparing nursery of plants and then transplanting the saplings is observed in
(A) paddy. (B) seasonal vegetables. (C) flowering plants. (D) all of these.
88. Resources like air, water, soil and sun are (A) artificial and non renewable.
(B) natural and renewable. (C) artificial and renewable. (D) natural and non-renewable.
89. Paleontology is the study of
(A) microbes. (B) animals. (C) fossils. (D) planets.
90. Crop rotation is performed to (A) improve the fertility of soil (B) add more fertilizers
(C) Help in weed control and pest control (D) All the above.
General Awareness
Class : VIII
91. Who is the captain of Pro Kabaddi League 2015 winner, U Mumba ?
(A) Suresh Pathapalem (B) Anup Kumar (C) Jeeva Kumar
(D) Mohammad Ziaur Rahman
92. The ambitious Beti Bachao Beti Padhao campaign was launched from which state ?
(A) Haryana
(B) Himachal Pradesh (C) Rajasthan
(D) West Bengal
93. A telecom operator named Uninor is recently renamed as Telenor. What is Its new tagline ?
(A) Ab life full paisa vasool (B) Life time paisa vasool (C) Ab life with paisa vasool (D) Life ab full of paisa
94. To make the Clean India campaign a mass movement, government has released _______ on October 2, 2015. (A) Swachh Bharat dance form
(B) Swachh Bharat anthem (C) Swachh Bharat paintings (D) Swachh Bharat advertisements
95. Who is the present CEO of Microsoft Corporation ? (A) Steve Ballmer (B) Bill gates
96. What is the ratio of width of our National flag to its length ?
(A) 3 : 5 (B) 2 : 3
(C) 2 : 4 (D) 3 : 4
97. The recent visit to Ireland by an Indian Prime Minister is approximately after how many years ?
(A) 56 years (B) 65 years (C) 60 years (D) 62 years
98. Identify the given logo.
(A) Angry birds (B) Twitter (C) Jet air ways (D) Nestle
99. By defeating whom did Serena Williams won the French Open tennis tournament 2015 ?
(A) Victoria Azarenka (B) Lucie Safarova (C) Karolína Pliskova (D) Petra Kvitova
100. In which language is the song Jana-gana-Mana originally composed ?
(A) Bengali (B) Hindi
(C) Urdu (D) Sanskrit
Mathematics
Class : VIII
1. If Sudhir will be x years old in 3 years, how old was he 5 years ago ?
(A) (N + 3) years (B) (N 8) years (C) (N 5) years (D) (N 3) years
2. Which is greater of 212 and 38 ?
(A) 38 (B) 212
(C) Both are equal. (D) Cannot be compared.
3. Which number is in the middle if 1 4 6 2, , , and 3
6 9 7 5 4
− −
−
are arranged in descending order ?
(A) # (B) 49 (C) − 6 (D) −$7
4. ABCD is a parallelogram. The angle bisectors of ∠A and ∠D
meet at O. What is the measure of ∠AOD ? (A) "5o (B) '0o
(C) 75o (D) 180o
5. Evaluate 3 343 125. 0.064×
(A) 875 (B) 8.75
(C) 807.5 (D) 87.5
6. A shopkeeper fixes the M.P. of an item 35% above its C.P. What is the percentage of discount allowed to gain 8% ?
(A) "3% (B) 30%
(C) 20% (D) 31%
7. Which one of the following cubes can be formed by the net given ?
(A) (B) (C) (D)
8. The area of a trapezium is 28 cm2 and one of its parallel sides
is 6 cm. If its altitude is 4 cm, find the length of its other parallel side.
(A) " cm (B) 8 cm
(C) $ cm (D) 10 cm
9. One number is 3 times another number. If 15 is added to both the numbers, one of the new numbers becomes twice that of the other new number. Find the numbers.
(A) 20 and $0 (B) 25 and 75 (C) 18 and 5" (D) 15 and "5
10. Find the square root of 0.0064 6.25 12.10.081 0.484 2.5 .× × (A) 0."5 (B) 0.75
(C) 0.'5 (D) 0.''
11. The table shows the frequency distribution of grades obtained by 120 students. The data is represented in the following pie chart.
* # o ) $ o , o + !#o Grade Frequency ) * + , # "# #
Which sector is labelled incorrectly ?
(A) A (B) B
(C) C (D) D
12. If N2 + N12 = 79, what is the value of N+ ?1N
(A) 7 (B) '
(C) 7' (D) '
13. State which of the numbers given in the box are rational.
&
E EEE !
%
EE EL
(A) (i) and (ii) only (B) (i) and (iii) only (C) (ii) and (iv) only (D) (iii) and (iv) only
14. What is the value of x if 10 y a = a a N y 3 and (a ) = aN for a > 1 ? (A) 25 (B) 5 (C) 20 (D) 15
15. A rope makes 260 rounds of a cylinder with base radius 20 cm. How many times can it go round a cylinder with base radius 26 cm ?
(A) 130 (B) 300
(C) 200 (D) 150
16. Four of the angles of a pentagon are of equal size. The remaining angle is 120o. * + , ) º
-Find the value of each of the equal angles.
(A) 210o (B) 110o
(C) 5"0o (D) 105o
17. If a, b, c and d are consecutive natural numbers and a3 = b3 + c3 + d3, what is the least value of a ?
(A) $ (B) '
(C) 3 (D) 12
18. An empty tank was 25 full after 1.5 l of water was poured in it. The base area of the tank was 250 cm2. What was the
height of the tank ?
(A) 15 cm (B) 5 cm
(C) " cm (D) 8 cm
19. If x and y are positive integers with x > y and x + xy = 391, what is the value of x + y ?
(A) 3'2 (B) 3' (C) 31 (D) "0
20. The C.I. on a certain sum at 5% for 2 years is 328. Calculate the S.I. for the sum at the same rate and for the same period.
(A) 320 (B) 322
(C) 325 (D) 32$
21. When a certain number m, is divided by 5 and added to 8, the result is equal to 3m subtracted from 4. Find the value of m. (A) 2 (B) " ! (C) − ! (D) − # "
22. Two sides of a rectangle are (3p + 5q) units and (5p 7q) units. What is its area in sq. units ?
(A) 15p2 + "pq 35q2 (B) 15p2 "pq + 35q2
(C) 15p2 + 1"pq + 35q2 (D) 15p2 "pq 35q2 23. If two cubes of dimensions 3 cm × 3 cm × 3 cm are placed
side by side, what would the dimensions of the resulting cuboid be ?
(A) $ cm × $ cm × $ cm (B) 12 cm × 12 cm × 12 cm (C) ' cm × $ cm × 3 cm (D) $ cm × 3 cm × 3 cm
24. Find the sum of the powers of the prime factors in 108 × 192.
(A) 5 (B) 7 (C) 8 (D) 12
25. If each edge of a cube is increased by 25%, what is the percentage increase in its surface area ?
(A) 25% (B) "8.75%
(C) 50% (D) 5$.25%
Physics
Class : VIII
26. If the angle of incidence is 50°, then the angle between the incident ray and the reflected ray is
(A) 50°. (B) 100°.
(C) 130°. (D) 80°.
27. What is the audible range of sound that can be detected by the human ear ?
(A) 0 to 20 Hz (B) 20 to 20,000 Hz (C) 20,000 to "0,000 Hz (D) none of these
28. Friction is NOT useful at all between the (A) tyres on cars and the ground. (B) sports shoes and the ground. (C) parts in a machine.
(D) brakes and the wheels on cars.
29. Which natural calamity cannot be predicted accurately in advance ?
(A) Flood(B) Cyclone (C) Earthquake (D) Famine
30. Which statement about the earth and the moon is true ? (A) The moon revolves around the earth because of
magnetic force.
(B) The force exerted by the moon on the earth is greater than that exerted by the earth on the moon.
(C) The force exerted by the moon on the earth causes tides on the earth.
(D) The earth exerts a force on the moon, but the moon does not exert any force on the earth.
31. Electrolytes are able to conduct electricity as they (A) have low melting points.
(B) contain freely moving ions. (C) contain ions in fixed positions. (D) contain freely moving electrons.
32. Identify a force that opposes the motion of a table along the floor.
(A) Gravitational (B) Magnetic (C) Frictional (D) Electrostatic
33. A ball is cut into two halves. On the outer surface of one half of the ball, a shiny aluminium foil is pasted. A candle placed in front of this shiny surface forms an image which is (A) virtual and smaller in size.
(B) real and smaller in size. (C) virtual and bigger in size. (D) real and bigger in size.
34. During a game of basketball, the ball is subjected to only gravitational force when it (Assume that there is no air resistance.)
(A) is bounced off the ground.
(B) spins while moving through the air. (C) lies stationary on the floor.
(D) drops through the hoop.
35. Solid sodium chloride does not conduct electricity because (A) it is a covalent compound.
(B) it has a very high melting point.
(C) the sodium ions and the chloride ions are not able to move freely.
36. Sound in a percussion instrument is produced with the help of a
(A) string. (B) reed.
(C) stretched membrane. (D) wind.
37. A gold-leaf electroscope is used to detect (A) charge only of a body.
(B) and measure charge only of a body.
(C) measure and find the nature of charge of a body. (D) none of the above
38. An object is negatively charged because it contains (A) only electrons.
(B) only protons.
(C) more electrons than protons. (D) more protons than electrons.
39. The following are the effects of frictional force except (A) we can walk on a rough horizontal surface easily. (B) machines work inefficiently due to friction
between the moving parts.
(C) the soles of shoes get worn out with time. (D) plastic placed above our head makes our hair
stand.
40. A voltaic cell consists of
(A) two different metals connected by wires and immersed in an electrolyte.
(B) two electrodes of the same material connected by wires and immersed in a non-electrolyte.
(C) two electrodes of the same material and connected by wires in the external circuit.
41. The following forces could exist without a contact point except
(A) frictional force. (B) gravitational force. (C) magnetic force. (D) electrostatic force.
42. The amount of light reflected depends on the (A) nature of the surface.
(B) angle of incidence. (C) angle of reflection. (D) first law of reflection.
43. Maximum distance a pendulum travels on either side from zero point is called
(A) amplitude. (B) time period. (C) frequency. (D) wavelength.
44. What are stars mainly made up of ? (A) Oxygen and hydrogen
(B) Oxygen and nitrogen (C) Hydrogen and helium (D) Water and helium
45. A comb rubbed with dry hair attracts bits of paper due to (A) electromagnetism. (B) adhesive property. (C) static electricity. (D) current electricity.
46. Which of these are forces ?
(A) 1, 2 and 3 only (B) 1, 2 and " only (C) 2, 3 and " only (D) 1, 2, 3 and "
47. What is not possible in the given activities ?
(A) A man knocks at one end of a long metal pipe and another man hears the knock at the other end.
(B) An explosion is heard by an astronaut when a laser beam hits an enemy fighter in space.
(C) A whale hears another whale in the deep sea. (D) A mole hears another mole underground.
48. Plane mirrors are arranged at an angle to get a number of coloured images in a
(A) periscope. (B) kaleidoscope. (C) telescope. (D) thermoscope.
49. What changes take place during electrolysis ?
(A) Compounds in molten or aqueous state are broken down into their constituent elements.
(B) Electricity is used to break down compounds.
(C) Ions of the compounds move to the electrodes to be discharged.
(D) All the three
50. When an airplane flies at a constant speed and height above the ground, which statement is true about the forces acting on the airplane ?
(A) The thrust is equal to the drag. (B) The lift is equal to the weight. (C) The lift is more than the weight. (D) Both (A) and (B)
Chemistry
Class : VIII
51. The useful substances obtained from petroleum and natural gas are called
(A) petrochemicals. (B) petroleum gas. (C) petrol. (D) natural gas.
52. Acid rain often causes damage to limestone buildings and monuments as it(s)
(A) is soluble in an acid. (B) reacts with the acid.
(C) molecule is replaced by the acid molecule in the rain. (D) none of the above.
53. The reaction of metal X and its compounds are as follows.
Identify metal X.
(A) Zn (B) Mg
(C) Pb (D) Cu
54. Which polymer is manufactured ?
(A) Polyethylene (B) Polyvinyl chloride (C) Polysaccharide (D) Both (A) and (B)
55. A product P obtained during the processing of coal to get coke was used for street lighting. It is used now as a source of heat rather than light. Identify P.
(A) Coal gas (B) Coal tar
56. Complete combustion of a fuel produces (A) carbon monoxide and nitrogen. (B) carbon dioxide and water vapour. (C) steam and oxygen.
(D) hydrogen and carbon dioxide.
57. Oldsteel drums corrode quickly in a damp atmosphere but aluminium cans do not. Which statement explains the correct behaviour of aluminium ?
(A) It has only one valency.
(B) It has a lower density than iron. (C) It is above iron in the activity series. (D) It is protected by its oxide layer.
58. The figure given below shows some of the gear used by rock climbers.
Identify the most suitable properties required in the making of the rope and carabiner.
(A) Soft and flexible Hard and light (B) Strong and flexible Hard and strong (C) Hard and waterproof Light and strong (D) Hard and strong Light and flexible
59. Coal tar is a mixture of about 200 substances. The products obtained from it is used as a starting material for manufacturing
(A) drugs.
(B) photographic materials. (C) explosives.
(D) all the three
60. Global warming leads to a rise in the sea level causing floods. One of the main reason is combustion of fuels that release
(A) sulphur dioxide which increases the temperature. (B) carbon monoxide which decreases the temperature. (C) unburnt carbon particles which decreases the
temperature.
(D) carbon dioxide which increases the temperature.
61. Which element is always present with iron in steel ? (A) Aluminium (B) Carbon
(C) Chromium (D) Nickel
62. Styrofoam cup is used to serve hot tea or coffee because it is
(A) a good conductor of heat. (B) a poor conductor of heat. (C) very flexible in nature. (D) easy to clean.
63. Which type of combustion produces heat, light and sound ?
(A) Rapid(B) Explosive (C) Spontaneous (D) All of the above
64. Different varieties of coal differ in their (A) moisture.
(B) volatile nature. (C) carbon content.
(D) number of hydrogen atoms.
65. Which metal is less dense than water ?
(A) Calcium (B) Lead
(C) Iron (D) Sodium
66. What is the advantage of recycling jars, bottles and cans that are thrown away everyday ?
(A) To reduce landfill rubbish.
(B) To save natural resources used to make the objects. (C) To save energy in the manufacture of the objects. (D) All the three
67. Which fuel has the highest calorific value ?
(A) CNG (B) Coal
(C) Hydrogen (D) Petrol
68. The source of kerosene is
(A) coal tar. (B) wood. (C) crude petroleum. (D) coal.
69. PVC is used for making rain coats and seat covers because it (A) can be rolled into thin sheets like polythene.
(B) can be coated on a cloth base and is tougher than polythene.
(C) has low melting point and is unreactive. (D) has high melting point and is very reactive.
70. The figure given below shows the structure of a material.
The material shown is
(A) bronze. (B) pewter. (C) brass. (D) duralumin.
Biology
Class : VIII
71. Which set represents the composition of female destined zygote in human beings ?
(A) 22 + X. (B) "" + XY. (C) 33 + Y. (D) "" + XX.
72. Which hormone is secreted by the endocrine gland located on the top of kidneys ?
(A) Adrenaline (B) Insulin (C) Progesterone (D) Testosterone
73. Which of these is/are types of asexual reproduction ? (A) Budding (B) Binary fission (C) Spore formation (D) All the above
74. Identify pond silk.
(A) Spirogyra (B) Volvox (C) Chlamydomonas (D) Euglena
75. Which part of the cell is made up of cellulose ? (A) Cell membrane
(B) Plasma membrane (C) Cell wall
(D) All of these
76. Identify the wrong statement.
(A) Viruses exhibit the characteristic of living as well as non-living
(B) The disease causing microorganisms are called pathogens.
(C) Malaria is a bacterial disease caused by Plasmodium (D) Edward Jenner invented the vaccine against small pox
77. Choose an aquatic photosynthetic organism.
(A) (B)
(C) (D)
78. Through which of these processes your skin replace worn out cells ?
(A) Meiosis (B) Mitosis (C) Fragmentation (D) None of these
79. Which of the following match is correct ?
(A) Typhoid Fungi (B) Malaria Plasmodium (C) Sleeping sickness Bacteria (D) Cholera Virus
Disease Pathogen
80. Some plants have poorly developed root system and large, flat, wax coated leaves. These plants belongs to which of these categories ?
(A) Xerophytes (B) Mesophytes (C) Hydrophytes (D) Epiphytes
81. Identify the process in which a tadpole undergoes number of changes to become an adult frog.
(A) Sexual dimorphism (B) Asexual reproduction (C) Polymorphism (D) Metamorphosis
82. A cell has a defect that results in the loss of its ability to regulate the passage of water, food and wastes into and out of the cell. In which cell structure is this defect most likely to be located ?
(A) Ribosomes (B) Chloroplast (C) Cell membrane
(D) Endoplasmic reticulum
83. Match Column-I (type of organism) with Column-II (mode of reproduction)
Column - I Column - II (1) Bacteria (a) Binary fission (2) Mucor (b) Fragmenta on (3) Yeast (c) Spore forma on (4) Spirogyra (d) Budding
(A) 1 - a, 2 - c, 3 - d, " - b (B) 1 - b, 2 - c, 3 - a, " - d (C) 1 - a, 2 - b, 3 - c, " - d (D) 1 - d, 2 - c, 3 - b, " - a
84. Which is an iodine - containing hormone ? (A) Insulin (B) Thyroxine (C) Adrenaline (D) Oestrogen
85. Sandy soil is not good for plants because it (A) cannot hold water.
(B) has poor aeration. (C) contain more minerals. (D) has poor drainage.
86. Fertilisation is external in
(A) birds and fish. (B) birds and amphibians. (C) reptiles and fish. (D) fish and amphibians.
87. Identify the one that gets its food from host tissue. (A) Nepenthes (B) Cuscuta
(C) Drosera (D) Fern
88. Which set of cell organelles are found only in plant cells ? (A) Cell wall, chloroplast
(B) Nucleus, mitochondria (C) Cell wall, mitochondria (D) Cell wall, nucleus
89. Which of the following is a kharif crop ?
(A) Wheat (B) Mustard
(C) Rice (D) Gram
90. Which of the following sequence is in the correct order ? (A) Zygote→Embryo→Foetus→Baby
(B) Zygote→Embryo→Baby→Foetus (C) Embryo→Zygote→Baby→Foetus
General Awareness
Class : VIII
91. What protects earth from the Ultraviolet radiation ? (A) Ozone layer (B) Atmosphere
(C) Oxygen (D) Sun
92. Which of these cities is not the capital of any state in India ? (A) Guwahati (B) Shillong
(C) Raipur (D) Ranchi
93. The given logo belongs to which company ?
(A) Intel (B) Volvo
(C) Airtel (D) Vodafone
94. Who is the current CEO of Google ?
(A) Satya Nadella (B) Mark Zuckerberg (C) Sundar Pichai (D) Vishal Sikka
95. Who invented Radio ?
(A) Gugliemo Marconi (B) Graham Bell (C) J.L. Baird(D) Benjamin Franklin
96. Great English poet William Shakespeare belongs to which country ?
(A) America (B) California (C) England (D) Ireland
97. Which Salman Khan film is also the title of an Oscar winning song ?
(A) London dreams (B) Tere naam (C) Jai ho (D) Maine Pyar kiya
98. What does the acronym KFC stand for ?
(A) Kansas Fried Chicken (B) Kentucky Fried Chicken (C) Kansas Food Court (D) Kentucky Food & Chicken
99. Often used as a slogan , what is the meaning of the word inquilab ?
(A) Surrender (B) Victory (C) Revolution (D) Long Life
100. Where is the headquarter of International Olympic committee located ?
(A) French (B) Switzerland
(C) USA (D) England
Mathematics
Class : 8
1. If the sum of three consecutive even numbers is 234, which is smallest among them ?
(A) 76 (B) 78
(C) 80 (D) 68
2. If x + y = 6 and 3x y = 4, find the value of x y.
(A) 1 (B) 0
(C) 2 (D) 4
3. Which solid has the least number of faces ?
(A) (B)
(C) (D)
4. What is the length of the diagonal of a square whose area is 16900 m2 ?
(A) 130 m (B) 130 2m
(C) 169 m (D) 144 m
5. A train is moving at a uniform speed of 75 km/hr. How far will it travel in 36 minutes ?
(A) 60 km (B) 40 km (C) 50 km (D) 45 km 6. ABCD is a rhombus. 5 12 y N z D C B A O
Find the respective values of x, y and z. (A) 12, 5, 13 (B) 5, 12, 13 (C) 5, 13, 5 (D) 12, 13, 5
7. No matter what two intergers I choose, their squares cannot differ by
(A) 2016. (B) 2015.
(C) 2014. (D) 2013.
8. Evaluate the product 514 × (125)0.25.
(A) # (B) 5
(C) # # (D) 25
9. Which is the smallest natural number which when added to the difference of squares of 17 and 13 gives a perfect square ?
(A) 1 (B) 5
(C) 11 (D) 24
10. If a merchant estimates his profit as 20% of the selling price, what is his real profit percent ?
(A) 25% (B) 20% (C) 22% (D) 30%
11. Find the value of the product ⎛⎜ ⎞⎛⎟⎜ ⎞⎟ ⎝ ⎠⎝ − 2⎠ 5 15 25 3 + N 9 N + N at x = 1. (A) 150 (B) 148 (C) 152 (D) 172
12. Arif, Ajay and Madhav secured m + 20, 2m 17 and m 5 marks respectively in a Maths test. What is their average marks ?
(A) 4m 83− (B) 4m 23−
(C) 4m + 83 (D) 4m + 23
13. The pictogram shows the number of visitors to an exhibition in a particular week.
Monday Tuesday Wednesday Thursday Friday
Key: Each represents 6 visitors.
What is the number of visitors recorded after Wednesday ?
(A) 10 (B) 18 (C) 60 (D) 70
14. The difference of the cube and the square of a natural number is 48. Find the number.
(A) 6 (B) 5 (C) 4 (D) 8
15. From a cuboid measuring 7 cm by 8 cm by 9 cm, a cube of side 5 cm is cut. What is the volume of the remaining cuboid ?
(A) 397 cm3 (B) 389 cm3
(C) 398 cm3 (D) 379 cm3
16. The product 1.25
×
10n is the cube of an interger whenn = ?
(A) 2011 (B) 2015
(C) 2018 (D) 2016
17. What is the sum of the greatest and the least numbers of
5 1 11 , and ? 9 9 9 (A) 2 9 (B) 4 9 (C) 4 3 (D) 2 3
18. The marked price of an article is x, and selling price is y. What is the discount percentage ?
(A)
(
x− y 100 %x)
(B)(
y−xx)
100% (C) ⎛⎜ ⎞⎟ ⎝ ⎠ − O ON (D) x100− y %19. The area A, of a solid is given by the formula
A =
π
r2 + 2π
rh +π
rl. Find the value of A given thatπ
= 3.142, r = 10, h = 3 and l = 4.(A) 629 (B) 628.4
(C) 630 (D) 631
20. Which one of the following is the net of a cube ?
(A) (B) (C) (D)
21. How many different positive integers are factors of 36 ?
(A) 3 (B) 6 (C) 7 (D) 18
22. If the areas of three adjacent faces of a rectangular block are in the ratio of 2 : 3 : 4 and its volume is 9000 cm³, what is the length of the shortest side ?
(A) 10 cm (B) 15 cm
(C) 20 cm (D) 30 cm
23. Given that 512 = 83 and 3.375 = 1.53, find the value of
3512 × 3.3753 .
(A) 12 (B) 9.5 (C) 8 (D) 1.5
24. In a square ABCD, the diagonals bisect at O. What type of a triangle is AOB ?
(A) An equilateral triangle.
(B) An isosceles but not a right angled triangle. (C) A right angled but not an isosceles triangle. (D) An isosceles right angled triangle.
25. If (25)N = (125)y, find x : y.
(A) 1 : 1 (B) 2 : 3
(C) 3 : 2 (D) 1 : 3
Physics
Class : 8
26. Which part prevents internal reflections of light inside the human eye ?
(A) Iris (B) Pupil
(C) Choroid (D) Blind spot
27. What is the distance between two consecutive rarefactions or compressions called?
(A) Amplitude (B) Wavelength (C) Time period (D) None of these
28. In which component of a racing car is friction not desirable ? (A) Disc brakes
(B) Engine (C) Tyres
(D) Cover of steering wheel
29. Static electricity is due to
(A) charges in motion. (B) charges at rest. (C) neutral charge. (D) both (A) and (C)
30. Which action involves forces (that act on an object in two different directions), is similar to the one exerted when a pair of scissors cuts cloth ?
(A) Pushing a cork stopper into the mouth of a glass bottle (B) Tearing a piece of paper
(C) Erasing pencil marks from a worksheet (D) Hammering nails into the wall
31. Identify a true statement about an electrolytic cell. (A) Electric current enters and leaves the electrolytic cell
through the electrodes.
(B) The electrode that is connected to the positive terminal of the battery is called the anode.
(C) The electrode that is connected to the negative terminal of the battery is called the cathode. (D) All the three
32. Which action can still take place successfully in the absence of friction ?
(A) Speeding up your bicycle (B) Bouncing a ball
(C) Leaning a ladder against a wall (D) Striking a match stick.
33. Identify the value of persistence of vision. (A) 1/10th of a second (B) 1/12th of a second
(C) 1/16th of a second (D) 1/20th of a second 34. Effect of force on an object cannot change the
(A) time. (B) shape.
(C) speed. (D) direction of motion.
35. Identify the energy change that takes place in a voltaic cell. (A) Chemical energy heat energy
(B) Heat energy chemical energy (C) Chemical energy electrical energy (D) Electrical energy chemical energy
36. Which property of sound is indicative of its loudness ? (A) Frequency (B) Pitch
37. Where is the crust of the earth, the thickest ? (A) At the continents (B) At the ocean (C) At the poles (D) Near faults
38. Material Y becomes negatively charged after it is rubbed with fur as it
(A) gains positive ions. (B) gains electrons. (C) loses positive ions. (D) loses electrons.
39. Identify the speed of sound in ascending order. (A) Air, water, steel(B) Steel, water, air, (C) Air, steel, water (D) Water, air, steel
40. Which circuit gives the correct way of connecting an LED to light it up ?
(A) 5 (B) S
(C) 5 (D) 5
41. A ball is rolling up a ramp when a force is applied on it. After rolling for a distance, it will come to a stop. What causes the ball to stop ?
(A) Gravitational force (B) Frictional force (C) The shape of the ball (D) Both (A) and (B)
42. Nocturnal animal like owl can see well in the night due to large
(A) cornea and pupil.
(B) number of rods in retina. (C) number of cones in retina. (D) both (A) and (B)
43. The following are graphs of distance versus time when the same amount of force is applied in each case.
1 2 3 4 Time Distance
Which one has the greatest amount of friction ?
(A) 2 (B) 1
(C) 4 (D) 3
