Start

1

2

1

4

3

2

1

4

3

2

1

4

3

2

4

3

1

2

3

4

Cat. 1 Cat. 2 Cat. 3 Cat 4. Cat. 5

1

Which is a natural resource?

a. Steel

b. Water

c. Plastic

d. electricity

What is ….b

Click here for answer

back

2

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

a. Oil

b. Coal

c. Natural gas

d. Solar energy

back

Click here for answer

What is ….d

3

What is humus?

a. Organisms that live in soil

b. Bits of soil formed from erosion

c. Decayed plant and animal matter in soil

d. Small bits of granite and other rock in soil

back

Click here for answer

What is ….c

4

Which of these is true of soil?

a. Soil is nonrenewable.

b. Soil does not easily erode.

c. The topsoil layer is renewed every year.

d. Soil covers most of Earth’s land surface

back

Click here for answer

What is ….d

1

What is subsoil?

a. Humus

b. Mostly solid rock

c. The top layer of soil

d. A layer of soil made mostly of small rocks

back

Click here for answer

What is ….d

2

Why is sandy soil not the best soil for growing plants?

a. Sandy soil blows away easily.

b. Water runs through sandy soil.

c. Plant roots cannot grow in sand.

d. Water stays and rots the roots of plants.

back

Click here for answer

What is ….b

3

Why is solar energy renewable?

a. Solar energy won’t run out.

b. Solar energy is powered from burning coal.

c. Solar energy can be changed into electric energy.

d. Solar energy comes from chemical energy stored in plants.

back

Click here for answer

What is ….a

4

How do solar cells support the need for energy?

a. They convert electricity to solar power.

b. They change solar energy to electricity.

c. They convert natural gas to solar energy.

d. They change wind and sunlight to solar energy.

back

Click here for answer

What is ….b

1

Why is petroleum a nonrenewable resource?

a. It is a mineral.

b. It only exists far underground.

c. It comes from sedimentary rock.

d. It is used faster than it can be replaced.

back

Click here for answer

What is ….d

2

Which is true of coal?

a. It is a renewable resource.

b. It is the basis for solar energy.

c. As coal is used, it is replaced by nature.

d. The energy in coal can be traced to the Sun.

back

Click here for answer

What is ….d

3

Which is a result of using nonrenewable resources?

a. Burning fossil fuels destroys oxygen.

b. Water particles disappear from the air.

c. Harmful acid rain is released from burning oil.

d. Released carbon dioxide may lead to global warming.

back

Click here for answer

What is ….d

4

What is conservation of resources?

a. Not using fuels

b. Not using fossil fuels

c. Using only recycled fossil fuels

d. Efficiently using only what you need

back

Click here for answer

What is ….d

1

Which is true of recycling?

a. Glass cannot be recycled.

b. Products from wood can be recycled only once.

c. Recycled paper is first burned and then reshaped.

d. Paper is easier to recycle than some other materials.

back

Click here for answer

What is ….d

2

How would you describe natural resources?

a. Just the living things that nature provides

b. Things that humans supply

c. Supplies that nature provides, both living and nonliving

d. Just raw materials that plants use but humans do not

back

Click here for answer

What is ….c

3

What is true about renewable resources?

a. Can’t be replaced

b. Supplied by humans

c. Only come from living things

d. Can be replaced

back

Click here for answer

What is ….d

4

What is the upper layer of soil that contains decaying matter and bits of weathered rock?

a. Subsoil

b. Bedrock

c. topsoil

d. humus

back

Click here for answer

What is ….c

1

From smallest to largest particles, what is the order of types of soil?

a. Silt, sand, clay

b. Sand, clay, silt

c. Clay, silt, sand

d. Silt, clay, sand

back

Click here for answer

What is ….c

2

Why are ores and natural gas nonrenewable resources?

a. Both can easily be replaced.

b. Both are being used up faster than they are being replaced.

c. Both exist in unlimited amounts.

d. Both lose their energy once out of Earth.

back

Click here for answer

What is ….b

3

Which product that can be recycled comes from wood?

a. paper

b. Cans

c. Plastics

d. glass

back

Click here for answer

What is ….a

4

When do we use the Sun’s energy without even knowing it?

a. When a farmer uses sunlight to produce food

b. When we use a solar cooker to cook food

c. When sunlight streams through a window and warms a room

d. When we use solar cells to heat a house

back

Click here for answer

What is ….c