HSA Biology Review PowerPoint

WARM UP

COME UP WITH A SHORT DEFINITION

IN YOUR OWN WORDS OF AS MANY

OF THE FOLLOWING AS POSSIBLE!

Abiotic-

Producers-

Mutualism-

Heterozygous-

Osmosis-

Biology HSA Review

QUIZ BOWL

Biology HSA Review, May 2007 _{Prince Georges County Public Schools 3}

INSTRUCTIONS

Each student should fold a sheet of

paper into 4’s

Label the first A

The second B

The third C

And the fourth D

A student wants to examine

chromosomes from animal cells.

Which of these would be the best tool

for the student to use?

A litmus paper

B thermometer

C dissecting microscope

D compound microscope

D

compound

microscope

QUESTION

Scientists have altered crop plants to

make them more resistant to insects

and disease. Which of these

processes makes it possible for

scientists to alter plants?

A natural selection

B gene splicing

C adaptation

B

gene splicing

(anytime you insert

foreign DNA/genes)

QUESTION

A student wants to perform an

investigation to determine the heart rate

of a rabbit. The teacher tells her the heart

rate should be about 100 beats per

minute. How could this information affect

the investigation?

A It could introduce bias.

B It could remove experimental error.

A

It could

introduce bias.

QUESTION

Students collected 400 oak leaves for a research

project. The graph below shows the lengths of the

leaves they collected.

According to the graph, what proportion of the leaves

have a length of 12 centimeters?

B

1/5

QUESTION

Which of these supply the main

energy source used in cellular

respiration?

A lipids

D

carbohydrates

QUESTION

Most carbohydrates in the human

body are

A. Used as building blocks for proteins

B. Used as catalysts for reactions in cells

C. Consumed as a source of energy

C

Consumed as a

source of energy

QUESTION

A scientist removed the cell

membranes from bacteria cells in a

culture. She analyzed the cell

membranes for specific molecules.

Which of these was probably the

most common type of molecule

present in the bacteria cell

membranes?

A. lipid

A

lipid

QUESTION

Most organisms need oxygen for their cells to

function normally. In mammals, two organ

systems work together to move oxygen

throughout the body.

The respiratory system brings oxygen into the

body from the environment.

Which of these body systems is directly involved

in the delivery of oxygen to the major organs of

the human body?

D

the circulatory system

QUESTION

The deer tick feeds on the blood of the red squirrel, deer,

and deer mouse. Which of these best describes the role of

the deer tick in the forest food web?

A

parasite

QUESTION

The ability of the human body to

regulate the level of blood glucose is

an example of

A osmosis

B homeostasis

C binary fission

B

homeostasis

On Earth, water cycles through the

atmosphere, oceans, land, and

organisms. By what process does

most of the water in plants return to

the environment?

A evaporation from the roots

B condensation on the leaves

C evaporation from the leaves

D diffusion from the roots

C

evaporation from the

leaves

QUESTION

Which of these would lead to an

increase in carbon dioxide in the

atmosphere?

A a decrease in respiration

D

an increase in the

burning of

fossil fuels

QUESTION

During photosynthesis, trees convert

carbon dioxide and other materials to

A lipids

D

sugars

QUESTION

Corals are marine animals that often live in

tropical seas. Many types of corals have

unicellular algae living in their tissues. The

algae provide up to 98 percent of the

corals' food. The corals provide protection

and inorganic nutrients for the algae.

Algae leave the coral when the water is too

warm. What kind of factor is temperature

on this relationship?

A. biotic

B. abiotic

C. parasitic

B

abiotic

QUESTION

Which of these results when one

nitrogen base replaces another in a

segment of genetic material?

A an enzyme substrate

B a mutation

B

a mutation

QUESTION

Scientists have recently discovered a new species that lives

attached to the side of a tree. An organism from this new

species

•

is multicellular

•

has cell walls

•

has vascular tissues

•

makes its own food

•

has structures that absorb moisture from the air

Which of these describes the function of the vascular

tissues in this organism?

C

to transport

materials

QUESTION

Scientists have recently discovered a new species that lives

attached to the side of a tree. An organism from this new

species

•

is multicellular

•

has cell walls

•

has vascular tissues

•

makes its own food

•

has structures that absorb moisture from the air

Which of these terms best describes this new

organism?

B

eukaryote

QUESTION

The scientists learned that this

organism produces a special protein

that prevents it from freezing in cold

weather. Which of these contains the

information for making this protein?

A a vacuole

B a lipid

D

a gene

QUESTION

Which of these is an example of

homeostasis in a multi-cellular

organism?

A inheriting a trait

B growing larger and stronger

C building a nest

D

regulating body

temperature

QUESTION

Which of these is an environmental

factor that causes damage to

chromosomes?

A acid rain

B lead paint

D

ultraviolet light

QUESTION

Look at the DNA sequence below.

GAA TTC GCA

What do the G and A represent in the

DNA sequence?

A sugars

B amino acids

C phosphates

D

nitrogen bases

QUESTION

Which of these is not a direct

function of the skeletal system?

A blood circulation

B muscle attachment

C support of the body

A

blood circulation

QUESTION

Which of these is the process by

which water moves across a

selectively permeable membrane?

A osmosis

A

osmosis

QUESTION

In the laboratory, scientists remove the

gene for insulin from human

chromosomes. They insert the gene into

the DNA of bacteria. This causes the

bacteria to produce human insulin. The

insulin is used to treat diabetes in humans.

Which of these describes this process?

A. meiosis

B. fertilization

C. gene splicing

C

gene splicing

QUESTION

Which of these represents the number

of chromosomes in cells before and

after the process of meiosis?

C

2n



n

QUESTION

Deep sea bacteria live at ocean

depths too great for light to reach.

These bacteria make their own food.

Which of these is the source of

energy for the bacteria?

A nucleic acids

B binary fission

C

inorganic

compounds

QUESTION

In humans, the allele for dimples (D) is

dominant. The allele for not having

dimples (d) is recessive. A woman (DD)

and a man (Dd) have four children. Which

of these is the predicted ratio of the

children with dimples to the children

without dimples?

A

1:0

QUESTION

An Olympic gold medalist in

cross-country skiing has a gene which

causes him to produce 50% more

hemoglobin than the average person.

Which of these most likely caused

this trait?

A a special diet designed for the skier

B the climate where the skier lives

D

a mutation carried

by the skier

QUESTION

Botulism, a type of food poisoning, is

caused when bacteria release a

poisonous substance. Eating even a

small amount of food that contains

the poisonous substance can cause

death.

This poisonous substance is called

A a virus

B a toxin

B

a toxin

QUESTION

Scientists can insert and remove

nucleotides from a DNA strand.

Which of these identifies this

process?

A base pairing

B gene splicing

C DNA synthesis

B

gene splicing

QUESTION

In humans, the allele for unattached earlobes

(E) is dominant. The allele for attached

earlobes (e) is recessive. A woman who is

heterozygous for this trait marries a man

who has attached earlobes. What is the

probability that this couple's child will

have unattached earlobes?

B

50%

QUESTION

A student observes a unicellular organism under a

microscope. After a while, the organism begins to

split into two cells, as shown in the diagram.

Which of these best describes the process shown

in the diagram?

A binary fission

B meiosis

C osmosis

A

binary fission

QUESTION

A student observes a unicellular organism under a

microscope. After a while, the organism begins

to split into two cells, as shown in the diagram.

Which of these structures does the organism

shown above use to move itself?

A cilia

B nuclei

C flagella

A

cilia

QUESTION

In crickets, the rate of chirping is related to the

temperature of the air. The rate of chirping can be

used to describe their metabolic activity. Which of

these graphs most likely shows how temperature

affects metabolic activity in crickets?

A.

B.

D.

C

Biology HSA Review, May 2007 _{Prince Georges County Public Schools 71}

QUESTION

Which of these substances moves

across cell membranes by osmosis?

•

C

water

QUESTION

Use the information and food chain below to answer the

following. A summer camp was built near a lake in the

mountains. The campers used the lake for swimming,

fishing, and boating. The relationships between three

organisms found in the lake are shown below.

Which of these fish cell structures would be most

directly affected by a change in the oxygen level

of the lake?

A mitochondrion

B chloroplast

C Golgi apparatus

A

mitochondrion