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5.2 Review unit 8

Total questions: 40

Worksheet time: 1hrs 24mins

Name
Class
Date
1.

What does reuse mean?

a)

to rot away

b)

to make something new

c)

to use less of

d)

to use again

2.

When waste is broken down to make something new, it is called ____________________.

a)

reducing

b)

reusing

c)

recycling

3.

We must _____________________ to protect our natural resources.

a)

biodegrade

b)

Mobius

c)

conserve

4.

If we .......... waste paper, we will save a lot of trees.

a)

A.Repeat

b)

B.Recycle

c)

C.Rewrite

d)

D.Remark

5.

What does reduce mean?

a)

use things again and again.

b)

only use things you need/use less things

c)

make new things from old things.

6.

What does recycle mean?

a)

use things again and again.

b)

only use things you need/use less things

c)

make new things from old things.

7.

What does reuse mean?

a)

use things again and again.

b)

only use things you need/use less things

c)

make new things from old things.

8.

Batteries can be _____ after they stop working.

a)

recycled

b)

saved

c)

glass

d)

rubbish

9.

Plastic is a ____ material.

a)

natural

b)

glass

c)

man-made

d)

metal

10.

Recycled _____ can be used to make bike parts.

a)

glass

b)

environment

c)

build

d)

metal

11.

A TV left out in the rain becomes _____.

a)

rubbish

b)

metal

c)

cardboard

d)

chemicals

12.

We must all _____ our use of energy.

a)

remember

b)

rubbish

c)

reuse

d)

reduce

13.

Things that are sent to a _____ become rubbish.

a)

golf course

b)

chemistry

c)

landfill site

d)

natural

14.

We must _____ cars that are more _____.

a)

reuse / plastic

b)

metal / recycle

c)

build / energy-efficient

d)

recycle / rubbish

15.

It's bad for the _____ to put _____ directly in a landfill site.

a)

glass / metal

b)

natural / recycled

c)

man-made / tools

d)

environment / chemicals

16.

Wool is a _________________ material.

a)

natural

b)

trash

c)

junk

d)

throw away

17.

I have a plastic bottle that I _________________.

a)

reuse

b)

renewable

c)

environment

d)

natural

18.

_________________ materials can be used again.

a)

renewable

b)

trash

c)

build

d)

design

19.

Don't _________________ that cardboard box. I'll recycle it.

a)

throw away

b)

natural

c)

reduce

d)

energy-efficient

20.

It's _________________ to turn off your computer when you aren't using it.

a)

energy-efficient

b)

natural

c)

build

d)

trash

21.

When you turn out the light when you leave the room, you _________________ electricity

a)

conserve

b)

trash

c)

recycle

d)

junk

22.

Can you please take out the _________?

a)

trash

b)

natural

c)

environment

d)

man-made

23.

I can't believe all the trash we throw away ends up in a ___________.

a)

landfill

b)

design

c)

conserve

d)

reuse

24.

We must follow the three Rs: Reduce, reuse and recycle to protect the ____________.

a)

environment

b)

man-made

c)

junk

d)

recycle

25.

We must __________ our energy consumption to protect the environment.

a)

reduce

b)

man-made

c)

conserve

d)

build

26.

This island is not natural. It's __________.

a)

man-made

b)

natural

c)

junk

d)

reuse

27.

_______ can be recycled. For example, you can make robots!

a)

junk

b)

design

c)

environment

d)

natural

28.

We should __________ cars that are more eco-friendly.

a)

design

b)

natural

c)

landfill

d)

throw away

29.

We must _______ houses that are more energy-efficient. For example, they could use solar panels.

a)

build

b)

trash

c)

environment

d)

landfill

30.

2. Save the bricks that (can/reuse) _______, the broken ones ____ (can/ throw away).

a)

can be reused/ can be thrown away

b)

can reused/ can thrown  away

c)

can reuse/ can be thrown away

d)

can be reuse/ can throw away

31.

  1. 3. Energy (may/conserve) ______ by making good choices.

a)

may conserve

b)

may be conserve

c)

may be conserved

d)

may conserved

32.

  1. 7. Water (can/ conserve) ______ by fixing leaks promptly.

a)

can conserve

b)

can be conserve

c)

can be conserved

d)

can conserved

33.

Choose the correct answer to complete the sentence below.

That theater uses very little electricity. It is energy- _______ .

a)

natural

b)

efficient

c)

trash

d)

environment

34.

Choose the correct answer to complete the sentence below.

Don’t _______ cans that you can _______.

a)

throw away, recycle

b)

reuse, trash

c)

throw away, trash

d)

reuse, recycle

35.

Choose the correct answer to complete the sentence below.

You can _______ some _______ to make art.

a)

throw away, recycle

b)

reuse, trash

c)

throw away, trash

d)

reuse, recycle

36.

Choose the correct answer to complete the sentence below.

It’s good to use _______ products that are _______ .

a)

natural, renewable

b)

trash, renewable

c)

natural, trash

d)

reuse, renewable

37.

Choose the correct answer to complete the sentence below.

_______ stuff, such as some plastics, ends up in the _______ .

a)

Man-made, landfill

b)

Trash, landfill

c)

Man-made, place

d)

Trash, place

38.

Choose the correct answer to complete the sentence below.

If you _______ the heating, temperature, you will _______ energy.

a)

reduce, conserve

b)

reuse, conserve

c)

recycle, observe

d)

reduce, observe

39.

Choose the correct answer to complete the sentence below.

Things that are sent to a ________ become _______.

a)

landfill, trash

b)

landfill, chemicals

c)

cardboard, chemicals

d)

cardboard, trash

40.

Choose the correct answer to complete the sentence below.

It’s bad for the________ to put_______ directly in a landfill.

a)

environment, chemicals

b)

environment, tools

c)

trash, chemicals

d)

trash, tools

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