wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Review for a Test on Climate Change

Total questions: 30

Worksheet time: 10mins

Name
Class
Date
1.

What TWO processes allow for a balance in the carbon cycle?

a)

burning fossil fuels

b)

photosynthesis

c)

volcanic activity

d)

respiration

2.

What process has the greatest effect on upsetting the balance of the carbon cycle?

a)

pollution

b)

respiration

c)

burning fossil fuels

d)

photosynthesis

3.

What part of the Earth is having the greatest increase in temperatures?

a)

The Arctic

b)

The Equator

c)

The Deserts

d)

The Tropics

4.

Which carbon sink contains the most carbon according to this graph?

a)

atmosphere

b)

plants

c)

surface ocean

d)

soil

5.

Which line on the graph represents the conditions that produce the least atmospheric carbon dioxide?

a)

Blue

b)

Red

c)

Green

d)

Yellow

6.

Which two lines show that reducing deforestation does not have an effect on atmospheric carbon dioxide?

a)

the line with boxes

b)

the line with green pentagons

c)

the line with circles

d)

the line with stars

7.

Which factor has the biggest impact on reducing atmospheric carbon dioxide?

a)

reducing deforestation

b)

reducing fossil fuel usage

c)

reducing respiration

d)

reducing water usage

8.

Where is the greatest carbon reserve on Earth found?

a)

Deep Ocean

b)

Coal

c)

Atmosphere

d)

Plants

9.

What carbon sink is most greatly affected by the burning of fossil fuels?

a)

atmosphere

b)

soil

c)

plants

d)

surface ocean

10.

Which of the following is the most direct effect of climate change?

a)

increasing temperature

b)

less food production

c)

flooding

d)

change in weather

11.

Rising sea levels and flooding are caused by

a)

plant and animal

b)

endangered polar bears

c)

wildfires

d)

glaciers and ice sheets melting

12.

What is the percentage of carbon dioxide in an exhaled breath?

a)

less than 1%

b)

between 4 and 20%

c)

50%

d)

greater than 75%

13.

What do combining carbon dioxide and water form?

a)

carbonic acid

b)

water

c)

oxygen

d)

glucose

14.

What is bromothymol blue an indicator for?

a)

carbon dioxide

b)

base

c)

acid

d)

vinegar

15.

What TWO things are most directly related to increase in Earth's temperature?

a)

Increased wildfires

b)

Arctic ice sheets melting

c)

Starving polar bears

d)

Rising sea levels

e)

Flooding

16.

What two things are a result of melting ice sheets?

a)

Starving polar bears

b)

Change in weather patterns

c)

Rising sea levels

d)

Wildfires

17.

What builds up in your blood when you can't breathe out?

a)

Carbonic Acic

b)

Vinegar

c)

Baking Soda

d)

Bromothymol blue

18.

Too much carbon in ocean water can make water

a)

Acidic

b)

Basic

c)

Neutral

d)

Poisonous

19.

What effect is increasing ocean acidity having?

a)

Coral bleaching

b)

Shelled animals are dying

c)

Polar bears are starving

d)

More hurricanes

20.

Warming habitats is having a direct effect on which of the following?

a)

Plants shifting higher up mountains

b)

Decreased sweet potato harvests

c)

Flooding

d)

Increased broccoli harvests

21.

Which factor has the least impact on reducing atmospheric carbon dioxide?

a)

reducing deforestation

b)

reducing fossil fuel usage

c)

reducing respiration

d)

reducing water usage

22.

Carbon dioxide bubbled into water forms ___________

a)

Bromothymol Blue

b)

Ocean Water

c)

Oxygen

d)

Carbonic Acid

23.

Bromothymol blue turns yellow in the presence of ______________.

a)

Base

b)

Carbon Dioxide

c)

Acidic

d)

Base

24.

Which process below does not release carbon dioxide gas?

a)

The reaction of vinegar and baking soda

b)

The exhaust from a gas powered car

c)

The breath of a human

d)

Photosynthesis

25.

Which of the below is not evidence that climate change is occuring?

a)

Glaciers are melting

b)

Sea Levels are rising

c)

Earth's temperatures are rising

d)

There is more pollution

26.

Which of the below causes sea levels to rise?

a)

Melting glaciers and ice caps

b)

erosion

c)

pollution

d)

population growth

27.

Why is acidity of the ocean increasing?

a)

because of atmospheric carbon dioxide

b)

because of increased pollution

c)

because of increased respiration

d)

because of bromothymol blue

28.

Which factor has the greatest impact on atmospheric carbon dioxide?

a)

Deforestation

b)

Planting Trees

c)

Burning fossil fuels

d)

Respiration

29.

Coral bleaching is a direct affect of

a)

Warmer ocean temperatures

b)

Increasing Ocean Acidity

c)

Melting Glacial Ice

d)

Rising Sea Levels

30.

Plant habitats are shifting Northwards because of

a)

Warmer ocean temperatures

b)

Increasing Ocean Acidity

c)

Increasing Global Temperatures

d)

Rising Sea Levels