7th Science Pretest

1.

1 point

Water can form on grass in the early morning when the air is clear because______.

the air near the ground is warmer than the ground

the air is NOT saturated

the air near the ground cools to its dew point

the relative humidity decreases

2.

1 point

The prefix "ultra" means

the best

awesome

going beyond

excellent

3.

1 point

Photosynthesis is the process in which plants use energy from light to produce ________.

new cells

organelles

food

none of the above

4.

1 point

3. Animals use chlorophyll to produce glucose.

True

False

5.

1 point

A Punnett square shows you all the ways in which ____ can combine.

alleles

eggs

sperm

colors

6.

1 point

The term "germination" means ______________

when and embryo inside a seed begins to grow

flowers being pollinated

fruit ripening

when the plant begins to conduct photosynthesis

7.

1 point

The prefix "pheno" means ____________

to show

go

to hide

not

8.

1 point

As much as 90 percent of the oxygen in our atmosphere is the result of____.

photoperiodism

respiration

thigmotropims

photosynthesis

9.

1 point

____ is the only substance that exists as a solid, liquid, and gas in Earth’s atmosphere.

Nitrogen

Ozone

Water

Radiation

10.

1 point

Which of the following is a biotic factor?

sunlight

worms

water

climate

11.

1 point

The boundary between cold and warm air masses is called a ______.

front

storm

climate

flood

12.

1 point

The term " photosynthesis" means ________________

using light energy to digest

using light energy to make dark

using light energy to make food

using light to make chlorophyll

13.

1 point

Which of the following is NOT a producer?

pine tree

grass

tulip

honey bee

14.

1 point

The prefix "photo" means______

dark

light

plant

two

15.

1 point

9. Respiration takes place in the cells of most organisms

True

False

16.

1 point

In the water cycle, evaporated water ____

precipitates as rain or snow

runs into lakes, streams, and oceans

becomes groundwater

condenses into clouds

17.

1 point

The term "respiration" means

your chest going up and down

air moving out and in of lungs

releasing energy from glucose by cells

18.

1 point

7. A higher elevation causes temperature to increase

True

False

19.

1 point

The prefix " poly" means ____

few

stop

go

many

20.

1 point

The prefix "ex" means

in

out

again

stop

21.

1 point

The suffix "oxide" means

compound of oxygen and another element

compound that rusts

reactions

fizzing

22.

1 point

To "conclude" means to

to make and educated guess

analyze again

to do it again

to determine with reason

23.

1 point

The prefix "end" means ______

inside/ enter

stop

fast

out/exit

24.

1 point

The term " habitat" refers to

the role an organism plays in the environment

the forest

the place an organism lives

the ocean

25.

1 point

5. A stimulus causes a change or response in an organism

True

False

26.

1 point

10. The prefix " mono" means

many

three

single

27.

1 point

4. In respiration, glucose is broken down

True

False

28.

1 point

The prefix "de" means _________________

again

never

removal

always

29.

1 point

Seasons are caused by_______.

changes in the distance from Earth to the sun

tropical storms

the tilt of Earth's axis with respect to the sun

wind pattern

30.

1 point

The prefix "non" means

never

always

not

again

31.

1 point

In a Punnett square, a capital letter (T) stands for a ______ allele.

dominant

recessive

heterozygous

sex-linked

32.

1 point

"Evaporation" means ___________

water changing to a gas

water changing to a liquid

water changing to a solid

33.

1 point

The prefix " eco"refers to ________

lakes

atmosphere

environment

ocean

34.

1 point

To solve a problem, scientists follow a series of steps called ____.

systems or units

scientific method

dichotomous key

classification

35.

1 point

The prefix "hetero" means_______

the same

tall

short

different

36.

1 point

6. The atmosphere is mostly oxygen.

True

False

37.

1 point

The term "saturated" means

drinking as much soda as a person can

not being able to eat another thing

something holding all the liquid it can

sitting down past tense

38.

1 point

In general, atmospheric pressure is greatest near Earth's surface and ____ as you move upward away from sea level.

decreases

increases

stays the same

doubles

39.

1 point

The term " equilibrium" means

when molecules are evenly spread out in an area

the answer to a math problem

when the universe is at peace

40.

1 point

The prefix "hydro" refers to______________

dams

water

soil

sand

41.

1 point

8. Fruits that are picked green will never ripen.

True

False

42.

1 point

the prefix "bi" means__________

never

two

always

once

43.

1 point

Competition limits ____

population size

carrying capacity

the biosphere

biotic potential

44.

1 point

____ 1. A theory is the same as a hypothesis.

True

False

45.

1 point

______ are organisms that can’t make food.

Plants

Enzymes

Consumers

Producers

46.

1 point

The suffix " ology" means

any plant

any zoo

any branch of science

any eye clinic

47.

1 point

Which of these is selectively permeable?

door

window screen

wall

mirror

48.

1 point

If the number of owls in a forested area doubled in ten years,

the size of the owl population has increasesd

the population density of owls increased

competition among owls for food increased

all of the above answers are true

49.

1 point

2. Diffusion is a type of active transport.

True

False

50.

1 point

The prefix "bio" means______

life

chemistry

death

soil