Science Quiz
Science Quiz
1.1. What is another name for twister ?What is another name for twister ? a) earthquake
a) earthquake b) tornadob) tornado
c)wind
c)wind d) d) floodflood 2.
2. Which of the following is a bird born out of the largest egg in dWhich of the following is a bird born out of the largest egg in d world ?`
world ?` a)sparrow
a)sparrow b) b) henhen c) turkey
c) turkey d)ostrichd)ostrich
3.
3. Why do many plants and animal species become extinct ?Why do many plants and animal species become extinct ? a) they cannot adapt to their changing environment
a) they cannot adapt to their changing environment
b) they choose a bad adaptation b) they choose a bad adaptation
c)giant meteors hit the earth, killing an entire specie c)giant meteors hit the earth, killing an entire specie
d) they develop behavioral adaptation but not physical adaptation. d) they develop behavioral adaptation but not physical adaptation. 4.
4. Read this sentence,Read this sentence, A salmon swims upstream by A salmon swims upstream by instinctinstinct to layto lay
its egg
its egg. What does the word. What does the word instinctinstinct mean in this sentence.mean in this sentence.
a) no longer in existence a) no longer in existence
b) behavior learnt from watching others b) behavior learnt from watching others c) behavior inherited from his parents
c) behavior inherited from his parents
d) common sense d) common sense 5.
5. Albatross isAlbatross is a) a sea bird
a) a sea bird b) a beetleb) a beetle c)
c) a a fruit fruit d) d) a a citycity 6.
6. Charles Darwin was a naturalist famous for which rule of nature?Charles Darwin was a naturalist famous for which rule of nature? a) every living thing adapts
a) every living thing adapts b) only the strong shall survive b) only the strong shall survive c) life will find a way
c) life will find a way d) survival of the fittest
d) survival of the fittest
7.
7. HH22O is the scientific formula forO is the scientific formula for a) water
a) water b) hydrogenb) hydrogen c)
8. The nucleus of an atom consists of a) neutrons b) protons
c) protons and neutrons d) protons, neutrons, and electrons 9. Entomology is the scientific study of:
a) internal organs b) meanings of words
c) trees d) insects
10. The green pigment found in plants that performs photosynthesis is:
a) melanine b) chloroplast c) chlorophyll d) chromoplore 11. An android is a robot :
a) is made to resemble a human in some way b) was built by a machine or other robots
c)can make decisions or think for itself to some extent d)has been built to perform multiple tasks
12. A proton has what electric charge? a) negative b) positive
c) negative n positive d) none
13. How many legs does and insect have
a) 8 b)6
c) 4 d) some have 6, some have 4 14. The ozone layer protects us from ?
a) carbon dioxide b) gamma radiation
c) ultraviolet radiation d) temperature fluctuation
15. Sharks and rays are different from other fish in that : a) the have live young one other than laying eggs
b) they have eyelids so they can blink their eyes c) they are warm-blooded
16. Gunpowder is made up off “ a) sulfur, charcoal and salt
b)sulfur charcoal potassium nitrates c)saltpeter sugar sodium hydrate d) sulfur saltpeter and talc
17. An igneous rock is one:
a) that formed as a result of temperature and pressure b) that formed from deposition of sediments
c) which formed from cooled magma d) that fell from space as a meteoroid
18. Bacteria cells are different from that of plants and animals cells in that they:
a) have no cell walls b) do not move
c) do not have a DNA d) do not have organelles
19. The primary function of xylem in plants is to: a) exchange oxygen and carbon dioxide
b) exchange water and minerals c) perform photosynthesis
d) store glucose
20. The most abundant element in the universe is : a) helium
b) carbon c) hydrogen d) silicon
21. A mineral is a natural crystalline solid that formed from geological processes. Which of the following is not an example of a mineral?
22. Where in your body is your patella? Knee (it's the kneecap)
23. Who invented the television? John Logie Bair
24. Who was the first man in space? Yuri Gagarin
25. What are bactrians and dromedaries? Camels (one hump or two)
26. If you has caries who would you consult? Dentist - its tooth decay
27. What did Alfred Nobel invent? He invented Dynamite
28. If you had pogonophobia what would you be afraid of? Beards
29. Ictheologists study what? Fish
30. Who or what lives in a formicarium? Ants
31. What type of acid is used in car batteries? Sulphuric 32. What is classified by the A B O system? Blood Group 33. Christopher Cockerel invented what? Hovercraft
34. What did mathematician John Napier invent in 1614? Logarithms
35. What was the world’s first high level programming language 1957?
IBM FORTRAN
36. Processed Galena produces which metal? Lead
37. Who discovered blood circulation? William Harvey
38. What was invented by Dr Edward Land in 1947? Polaroid 39. What is mainly extracted from pitchblende? Uranium
40. Linus Torwalds invented and wrote what? Linux computer operating system
41. Which medical tool was developed by Sanctorius in 1612? Thermometer
42. What was invented by James Dewer in 1872? Vacuum or thermosflask
43. Grouping or organizing objects into categories based on their characteristics is called: classifying them
44. Recycling refers to? reusing a resource to make something new.
45. What is it that makes diseases caused by viruses and bacteria hard to treat?
Answer: Influenza viruses and others continually change over time, usually by mutation. This change enables the virus to evade the immune system of its host so that people are susceptible to influenza virus infection throughout their lives. Bacteria mutate in the same way and can also become resistant if overtreated with antibiotics.
46. What causes a rainbow?
Answer: Rainbows can be seen when there are water droplets in the air and the sun is shining. Sunlight, which contains all colors, is refracted, or bent, off the droplets at different angles, splitting into its different colors of red, orange, yellow, green, blue, indigo and violet.
47. Why is the sky blue?
Answer: Solar radiation sunlight is scattered across the
atmosphere by a process called diffused sky radiation. The sky is blue because much more short-wave radiation--blue light--is
scattered across the sky than long-wave radiation--red light. 48. What substance is added to city water to kill
49. A person who studies the substances in living things is best called a? biochemist
