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Worksheets

Unit 3 Review

Total questions: 45

Worksheet time: 23mins

Name
Class
Date
1.

How can animals help plants make new plants?

a)

by bringing water to the plants

b)

by carrying seeds to new places

c)

by using plants to build their homes

2.

What can a butterfly carry away from a flower to help make more flowers?

a)

pollen

b)

stems

c)

water

3.

What most likely spreads the cherry tree seeds?

a)

Rain / water

b)

Wind

c)

Animals

4.

How can a bee help a plant?

a)

By eating nectar from the plant

b)

By breathing in oxygen from the plant

c)

By spreading the plant's pollen to other plants

5.

What is one way that a plant's seeds can be spread to a new place?

a)

A person smelling a rose

b)

A squirrel burying an acorn

c)

A butterfly visiting a flower

6.

How are a pond and a saltwater lake alike?

a)

They are both saltwater habitats.

b)

They are both freshwater habitats.

c)

They are both habitats to plants and animals.

7.

What is a habitat?

a)

a squirrel eating the food that it finds

b)

flowers growing and blooming in a place

c)

the place where a living thing gets the food, water, and shelter it needs

8.

Some plants grow in water, like ponds. Some plants grow in very dry places, like deserts. How much water do plants need to grow?

a)

All plants need lots of water.

b)

Most plants can survive with very little water.

c)

Different plants need different amounts of water.

9.

Which habitat is only salty water?

a)

river delta

b)

tide pool

c)

pond

10.

Which habitat is fresh water or a mix of fresh and salty water?

a)

river delta

b)

tide pool

c)

pond

11.

Which habitat has a sunfish?

a)

river delta

b)

tide pool

c)

pond

12.

Why does the oyster live in the river delta? Choose all the correct answers.

a)

It needs salty or a mix of fresh and salty water

b)

It needs still (not moving) water

c)

It needs moving water to bring it food

d)

It needs fresh water to survive

13.

Choose all of the animals you would find in the tide pool.

a)
b)
c)
d)
e)
14.

Choose all of the animals you would find in fresh water. (Remember, some river delta animals like fresh water from the river, and others like the salty water closer to the ocean. Which ones like fresh water?)

a)
b)
c)
d)
e)
15.

The crab lives in the....

a)

High tide zone

b)

Middle tide zone

c)

Low tide zone

16.

The __________________ always has water, during low tide and high tide.

a)

High tide zone

b)

Middle tide zone

c)

Low tide zone

17.

How does this part of the plant help it?

a)

This part takes in air

b)

This part takes in sunlight

c)

This part uses air, water, and sunlight to make food

d)

All of the above

18.

The plant gets energy (food) to grow, make flowers, make fruits, and make seeds by....

a)

Eating food

b)

Growing fruit

c)

Making flowers

d)

Making food in its leaves

19.

What do plants need to make food? Chose all of the correct (right) answers.

a)

shelter

b)

sunlight

c)

air

20.

What takes in water and nutrients from the soil?

a)
b)
c)
21.

What moves water through the plant?

a)
b)
c)
22.

Where do plants get most of the nutrients they need to live?

a)

from soil

b)

from air

c)

from sunlight

23.

What will happen to this plant if it gets water, light, and air?

a)

It will die.

b)

It will grow.

c)

It will become a seed.

24.

Ashton has two plants. What can he do to find out if plants need water to live?

a)

Water both plants.

b)

Water only one plant.

c)

Do not water the plants.

25.

What is one way that a plant's seeds can be spread to a new place?

a)

A person smelling a rose

b)

A squirrel burying an acorn

c)

A butterfly visiting a flower

26.

What habitat is shown in the picture?

a)

desert

b)

grassland

c)

rainforest

27.

Look at the picture of a turtle and plants.

What habitat do the turtle and plants need to live in?

a)

a pond

b)

a desert

c)

a tidepool

28.

A rainforest floor is wet and gets little sunlight. Which kinds of plants grow well on the rainforest floor?

a)

plants that need a lot of water and sunlight

b)

plants that need a lot of water and little sunlight

c)

plants that need a lot of sunlight and little water

29.

Why do cats live on land and ducks live in the water?

a)

Cats have legs for running and ducks have wings for flying.

b)

Cats blend in with the grass and ducks blend in with the water.

c)

Cats have claws for climbing trees and ducks have webbed feet for swimming.

30.

Which animal lives only on land?

a)
b)
c)
31.

This animal cannot live in a cold place. It hides in tall grasses and the climate can by rainy or dry. What habitat does it live in?

a)

Desert

b)

Savanna

c)

Rainforest

d)

Forest

32.

Which trees do NOT loose their leaves?

a)

Trees in the rainforest

b)

Trees in the savanna

c)

Trees in the forest

33.

Why is it dark on the rainforest floor?

a)

Because of the rain.

b)

Because of the tall trees.

c)

Because of the animals.

34.

Which layer of the rainforest is this describing: Immediately above the forest floor this layer is home to residents such as bees, snakes, frogs, and leopards.

a)

Forest Floor

b)

Understory

c)

Canopy

35.

Which layer of the rainforest is this describing: This layer is the top layer, known as the "green blanket" that stops sunlight from reaching the forest floor.

a)

Forest Floor

b)

Understory

c)

Canopy

36.

The tamarin belongs in the

a)

canopy

b)

understory

c)

floor

37.

The orchid belongs in the

a)

canopy

b)

understory

c)

floor

38.

The boa belongs in the

a)

canopy

b)

understory

c)

floor

39.

Which environment has a dry season and a wet season?

a)

tundra

b)

tropical rain forest

c)

temperate forest

d)

savanna

40.

Temperate forests have 4 distinct seasons

a)

True

b)

False

41.

What is one adaptation animals have for temperate forests?

a)

Animals are able to survive in year-round freezing temperatures

b)

Animals have learned how to live without trees

c)

Animals have learned to live in 1 temperature all year

d)

Animals can survive both cold winters and hot summers

42.

The forest floor is different from the rainforest floor since...

a)

it is darker

b)

it has more light

c)

it has more decomposers

d)

it has more water

43.

These seeds belong to the birch tree. They are spread by wind.

a)
b)
c)
44.

The bushbaby lives in the baobab tree because...

a)

it can dig

b)

it lives in burrows

c)

it eats grasses

d)

it eats insects fruits and nectar

45.

The Baobab looses its leaves, fruits, and flowers in the dry season! Why do animals still live there?

a)

It has water in its trunk.

b)

They don't live there.

c)

It grows new fruit in the dry season