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Gr.4 revision

Total questions: 54

Worksheet time: 1hrs 5mins

Name
Class
Date
1.

An ecosystem is...............................

a)

everything that surrounds a living thing

b)

all of one kind of organism in an area

c)

the living and nonliving things that interact in an environment

2.

Which of these is a living part of an environment?

a)

Air

b)

Sun

c)

fox

3.

Which is an example of a living thing and a nonliving thing interacting in an ecosystem?

a)

hawk hunts mice in a desert.

b)

A plant grows in forest soil.

c)

A deer eats grass in a grassland.

d)

A monkey swings from a tree in a rainforest

4.

In which region would I find grasshoppers, prairie chickens, and bison?

a)

Grasslands

b)

Wetland

c)

Tundra

5.

Habitat is ……………………………

a)

a community of organisms and the environment in which they live.

b)

all the organisms of the same kind that live together in an ecosystem.

c)

the place where an organism lives.

6.

…………………….occurs when two or more living things need the same resources to survive.

a)

Competition

b)

Habitat

c)

Population

7.

Which of the following is an example of Plants causing change?

a)

a. Kudzu blocked sunlight from other plants and destroyed the forests.

b)

b. Beavers build a dam to block the flow of a river.

c)

c. People build homes.

8.

What do beavers do?

a)

They destroy the houses.

b)

They waste time.

c)

They cut down trees to build dams.

9.

Bits of rock, sand, shell, and other material that harden into rock are ____________.

a)

Fossil

b)

Extinct

c)

Sediments

10.

In the Desert, the ground beneath the surface is frozen all the year.

a)

True

b)

False

11.

Renewable resources are resources that exist in limited amounts or are used faster than they can be replaced in nature.

a)

True

b)

False

12.

Which statement best describes this picture?

a)

A population of giraffes lives in the savanna.

b)

A community of giraffes lives in the savanna.

c)

Giraffes and grasses make up a savanna population.

d)

Trees and grasses are communities in a savanna ecosystem.

13.
A Fossil Fuel is
a)
Materials that are found on Earth that people use
b)
Rock that contains metal 
c)
Fuels that formed years ago from the remains of things that lived millions of years ago.
d)
Resources that cannot be replaced quickly enough to keep from running out. 
14.
Natural Resources are
a)
Materials that are found on Earth that people use. 
b)
Rocks that contain metal
c)
Resources that are continually being replaced and will not run out.
d)
Resources that cannot be replaced quickly enough to keep from running out. 
15.
Non renewable resources are
a)
Materials that are found on Earth that people use.
b)
Rock that contains metal
c)
Fuels that formed from the remains of things that lived millions of years ago
d)
Resources that cannot be replaced quickly enough to keep from running out. 
16.
Which is a Natural Resource
a)
Sunlight
b)
Computers
c)
Cars
d)
Roofs
17.
This type of renewable energy converts the power of the wind to electricity.
a)
steam engines
b)
solar power
c)
wind turbines
d)
nuclear power
18.

Which is a natural resources?

a)

steel

b)

water

c)

plastic

d)

electricity

19.

Which of these is a renewable resource that supports life on Earth?

a)

Oil

b)

Coal

c)

Natural gas

d)

Solar energy

20.

Renewable or Non-renewable: Natural Gas?

a)

Renewable

b)

Non-renewable

21.

Renewable or Non-renewable: Wind?

a)

Renewable

b)

Non-renewable

22.

Renewable or Non-renewable: Coal?

a)

Renewable

b)

Non-renewable

23.

Renewable or Non-renewable: Soil?

a)

Renewable

b)

Non-renewable

24.

Renewable or Non-renewable: Plants?

a)

Renewable

b)

Non-renewable

25.

Renewable or Non-renewable: Animals?

a)

Renewable

b)

Non-renewable

26.
____________________ is a scientist who studies fossils.
a)
paleontologist 
b)
 fossil
c)
preserved
d)
extinct
27.
When something is _____________________ it no longer exists.
a)
paleontologist 
b)
 fossil
c)
preserved
d)
extinct
28.
Which Rock type would be best to find fossils?
a)
Igneous Rock
b)
Sedimentary Rock
c)
Metamorphic Rock
29.
Which fossil is formed when sediments settle into a mold and harden over many years?
a)
Mold
b)
Cast
c)
Preserved Part
30.
What type of fossil is represented in the picture?
a)
Mold
b)
Cast
c)
Preserved Part
31.
What type of fossil is represented in the picture?
a)
Mold
b)
Cast
c)
Preserved Part
32.
What type of fossil is represented in the picture?
a)
Mold
b)
Cast
c)
Preserved Part
33.

Scientists can study fossils to learn about

the ___________.

a)

past

b)

present

c)

future

d)

none of the above

34.

Which layer is the youngest?

a)
A
b)
B
c)
C
35.

……………… is a remain or a trace of a living thing that lived very long ago.

a)

Ice

b)

Extinct

c)

Fossil

36.
Fossils give clues about the past.
a)
True
b)
False
37.
Which layer of sedimentary rock is the oldest?
a)
A
b)
B
c)
D
d)
F
38.

Which of these are fossil fuels? (Select three.)

a)

coal

b)

oil

c)

natural gas

d)

oxygen

e)

igneous rock

39.

Which type of fossil is is a dinosaur footprint?

a)

Fossil record

b)

Trace fossil

c)

Mold fossil

d)

Cast fossil

40.
this material does an excellent job of preserving insect remains
a)
cast
b)
amber
c)
mold
d)
carbon film
41.
A snake 
a)
ecosystem 
b)
organism 
c)
population 
42.

............................... is the driest ecosystem.

a)

Tundra

b)

Desert

c)

Grassland

43.

All the members of one species that live in an area of an ecosystem are called .................................... .

a)

habitat

b)

population

c)

environment

44.

................................. is covered with grasses.

a)

Desert

b)

Tundra

c)

Grassland

45.

Water lilies grow in ............................................ .

a)

wetlands

b)

tundra

c)

desert

46.

............................ is a cold region where the ground is frozen all the year.

a)

Wetland

b)

Tundra

c)

Rain forest

47.

Animals and plants are nonliving parts of an ecosystem.

a)

True

b)

False

48.

Cacti ,coyotes and lizards live in ....................................... .

a)

desert

b)

wetland

c)

tundra

49.

In which type of ecosystem is the ground beneath the surface frozen all year?

a)

desert

b)

prairie

c)

tundra

d)

wetland

50.

Which kind of fossil preserves the hard and soft parts of an animal

a)

a trace fossil

b)

a cast fossil

c)

a fossil from a tar pit

d)

a fossil in amber

51.

Which is not a trace fossil?

a)

a preserved skull

b)

a preserved track

c)

a preserved nest

d)

a preserved eggshell

52.

Why are fossil fuels considered nonrenewable resources?

a)

They are found in the ground.

b)

They cannot be replaced as fast as humans can use them.

c)

They are not made from livings things.

d)

They create pollution when burned.

53.

Which resource would plants NOT compete for?

a)

sunlight

b)

water

c)

insects

d)

space

54.

Renewable resources_______________________________

a)

can run out.

b)

are not usable unless processed by humans

c)

are not able to be used again.

d)

can be replaced

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