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WorksheetsNutrient Cycles in the Ecosystem
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
What is it called when water vapor cools and changes into a liquid?
a)
condensation
b)
respiration
c)
precipitation
d)
evaporation
2.
The three steps of the water cycle include:
a)
condensation, precipitation, filtration
b)
filtration, irrigation, evaporation
c)
precipitation, condensation, evaporation
d)
precipitation, filtration, evaporation
3.
Which of the following is NOT part of the carbon cycle?
a)
condensation
b)
photosynthesis
c)
combustion
d)
respiration
4.
Which of these is the greatest cause of harmful levels of carbon in the atmosphere?
a)
respiration
b)
combustion
c)
photosynthesis
d)
decomposition
5.
The process of plants losing water through their leaves is called ____.
a)
condensation
b)
evaporation
c)
transpiration
d)
exhaling
6.
What is the only process that removes carbon from the atmosphere?
a)
combustion
b)
cellular respiration
c)
photosynthesis
d)
decomposition
7.
Where is carbon stored in the environment?
a)
Fossil fuels
b)
Wood of trees
c)
Calcium carbonate (shells and bones)
d)
All of the above
8.
These gases, such as carbon dioxide, trap heat in the Earth's atmosphere causing global warming
a)
Global warming gases
b)
Hot House gases
c)
Green House gases
d)
Thermal pollution
9.
The carbon in coal, oil, and natural gas came from
a)
the combustion of fossil fuels
b)
the remains of dead organisms
c)
carbon-fixing bacteria in swamp soil
d)
carbon dioxide dissolved in ocean water
10.
Green plants are
a)
producers
b)
consumers
c)
herbivores
d)
omnivores
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