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3rd Grade Life Science

Total questions: 26

Worksheet time: 52mins

Name
Class
Date
1.

________ means the rising of a body of water that overflows onto normally dry land.

a)

perish

b)

population

c)

ecosystem

d)

flood

e)

drought

2.

________ means to die

a)

perish

b)

population

c)

ecosystem

d)

flood

e)

drought

3.

________ means a long period of dry weather or shortage of rainfall.

a)

perish

b)

population

c)

ecosystem

d)

flood

e)

drought

4.

________ means all the living and nonliving things in an area.

a)

perish

b)

population

c)

ecosystem

d)

flood

e)

drought

5.

________ means all members of a species living together in an area.

a)

perish

b)

population

c)

ecosystem

d)

flood

e)

drought

6.

__________ uses the sun's energy to grow.

a)

ecosystem

b)

energy

c)

remove

d)

plants

7.

____________ comes from the sun.

a)

ecosystem

b)

energy

c)

remove

d)

plants

8.

Which two organisms that use the sun's energy to survive?

a)

lily pads and dandelions

b)

lily pads and coyotes

c)

coyotes and trout

d)

trout and dandelions

9.

Which two organisms eat other organisms to survive?

a)

lily pads and dandelions

b)

lily pads and coyotes

c)

coyotes and trout

d)

trout and dandelions

10.

What is the correct order for the food chain?

a)

grain --> sun --> mouse --> fox

b)

fox --> mouse --> grain --> sun

c)

sun --> grain --> fox --> mouse

d)

sun --> grain --> mouse --> fox

11.

The part of the cactus that helps shade and protect it is its-

a)

adaptation

b)

spines

c)

hibernation

d)

store

12.

__________ means to save for later.

a)

adaptation

b)

spines

c)

hibernation

d)

store

13.

Any characteristic that helps a plant or animal survive in its environment is a (an) -

a)

adaptation

b)

spines

c)

hibernation

d)

store

14.

Some animals survive the winter by slowing down their bodies with a process called -

a)

adaptation

b)

spines

c)

hibernation

d)

store

15.

A pelican can scoop up fish because-

a)

it has a long beak and big pouch to hold them once caught.

b)

it has thick fur and can dig through the snow to find its food.

c)

it has excellent hearing and very sensitive eyes.

d)

it has quills that can stand up and poke its predators.

16.

A buffalo can stay warm in winter because-

a)

it has a long beak and big pouch to hold them once caught.

b)

it has thick fur and can dig through the snow to find its food.

c)

it has excellent hearing and very sensitive eyes.

d)

it has quills that can stand up and poke its predators.

17.

An owl can find prey at night because-

a)

it has a long beak and big pouch to hold them once caught.

b)

it has thick fur and can dig through the snow to find its food.

c)

it has excellent hearing and very sensitive eyes.

d)

it has quills that can stand up and poke its predators.

18.

A porcupine can protect itself because-

a)

it has a long beak and big pouch to hold them once caught.

b)

it has thick fur and can dig through the snow to find its food.

c)

it has excellent hearing and very sensitive eyes.

d)

it has quills that can stand up and poke its predators.

19.

The changes in form that some insects go through during their life cycle is called -

a)

pupa

b)

egg

c)

metamorphosis

d)

larva

20.

The stage in the life cycle of some insects when the organism changes from a larva to an adult is called -

a)

pupa

b)

egg

c)

metamorphosis

d)

larva

21.

The first stage in the life cycle of many organisms is called -

a)

pupa

b)

egg

c)

metamorphosis

d)

larva

22.

The small, wormlike stage in the life cycle of some insects is called -

a)

pupa

b)

egg

c)

metamorphosis

d)

larva

23.

The stage with the question mark is called -

a)

adult plant

b)

seed

c)

seedling

d)

young plant

24.

The stage with the question mark is called -

a)

adult plant

b)

seed

c)

seedling

d)

young plant

25.

The stage with the question mark is called -

a)

adult plant

b)

seed

c)

seedling

d)

young plant

26.

The stage with the question mark is called -

a)

adult plant

b)

seed

c)

seedling

d)

young plant