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WorksheetsThe carbon cycle quiz
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
CO2 is a greenhouse gas so it changes its temperature in the air because it traps heat
a)
True
b)
Fale
2.
The atmosphere is important to us at night because ________.
a)
It gives us enough oxygen
b)
co2 emission
c)
It traps the infrared radiation.
3.
CO2 emission gives us heat
a)
True
b)
Fale
4.
Planting more trees will make more ____.
a)
Nitrogen
b)
Carbon
c)
Hydrogen
d)
Oxygen
5.
Green house gases absorb infrared radiation from the _____.
a)
Moon
b)
Sun
c)
Saturn
d)
Mars
6.
If we use renewable energy the earth will become colder
a)
False
b)
True
7.
Should we reduce our use of fossil fuels?
a)
YES!
b)
NO!
8.
What is a Greenhouse gas?
a)
Its a very dangerous gas
b)
A gas that traps heat in the atmosphere
c)
A gas that traps heat in Venus
d)
none of the above
9.
Is the Greenhouse effect vital to life on earth?
a)
Yes
b)
No
10.
What is global warming?
a)
A change in greenhouse gases that trap heat
b)
dead organisms
c)
A gas that traps heat in the atmosphere
11.
What is Global warming caused by?
a)
Oxygen
b)
Carbon
c)
Green house
d)
Fossil Fuels
12.
How can we lessen deforestation?
a)
Burn more fossil fuels
b)
Cut less trees
c)
We can't do anything
d)
Cut more trees
13.
What are fossil fuels produced by?
a)
Dead plants/trees
b)
Food
c)
natural resources (dead organisms)
d)
None
14.
______ production generates the largest share of greenhouse emissions
a)
Industry
b)
Transportation
c)
Electricity
d)
Commercial/ Residential
15.
Green house gas emission from transportation primarily come from burning fossil fuels.
a)
True
b)
False
16.
Approximately __% of our electricity comes from burning fossil fuels.
a)
92 thousand
b)
208 million
c)
1 billion
d)
67 million
17.
What is the relationship between carbon dioxide concentration & average global temperature in the atmosphere?
a)
When carbon dioxide rises so does the global temperature
b)
When carbon dioxide stays the same the global temperature rises
c)
When global temperature stays the same so does the
d)
When carbon dioxide decreases so does the global temperature
18.
What are some things that everyone can agree on about earth and its resources?
a)
We don't cut down that much trees
b)
We don't have enough
c)
They're very limited
d)
None
19.
Green house gas emissions from agriculture come from livestock.
a)
True!
b)
False!
20.
Why should we reduce the use of fossil fuels?
a)
It would impact the biosphere with too much heat
b)
We don't need to
c)
It would impact the atmosphere
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