WorksheetsCarbon Cycle Review
Total questions: 13
Worksheet time: 7mins
Name
Class
Date
1.
There are two types of carbon cycles: geological and biological. Check the all processes that belong to the biological carbon cycle.
a)
dissolving
b)
diffusion
c)
photosynthesis
d)
subduction
2.
There are two types of carbon cycles: geological and biological. Check the all processes that belong to the biological carbon cycle.
a)
dissolving
b)
respiration
c)
decomposition
d)
volcanic eruption
3.
There are two types of carbon cycles: geological and biological. Check the TWO processes that belong to the Geological carbon cycle.
a)
subduction
b)
respiration
c)
decomposition
d)
volcanic eruption
e)
diffusion
4.
There are two types of carbon cycles: geological and biological. Check the TWO processes that belong to the Geological carbon cycle.
a)
weathering
b)
photosynthesis
c)
decomposition
d)
subduction
e)
respiration
5.
form of the carbon cycle in which carbon interacts with living things
a)
combustion
b)
biological carbon cycle
c)
phytoplankton
d)
geological carbon cycle
6.
microscopic marine plants that use carbon to make shells
a)
combustion
b)
phytoplankton
c)
photosynthesis
d)
limestone
7.
processes like forest fires or burning of fossil fuels that release carbon into the atmosphere
a)
combustion
b)
biological carbon cycle
c)
phytoplankton
d)
limestone
8.
form of the carbon cycle in which carbon interacts with the rock cycle
a)
combustion
b)
biological carbon cycle
c)
photosynthesis
d)
geological carbon cycle
9.
solid form of carbon with the chemical formula CaCO2
a)
combustion
b)
phytoplankton
c)
photosynthesis
d)
limestone
10.
process through which green plants turn carbon into sugar
a)
combustion
b)
phytoplankton
c)
photosynthesis
d)
limestone
11.
Energy that drives the carbon cycle is provided by
a)
Earth’s rotation
b)
ocean currents
c)
the movement of the Moon around Earth
d)
the Sun and heat from Earth’s interior
12.
Which is a product of respiration?
a)
oxygen
b)
glucose
c)
carbon dioxide
d)
none of the above
13.
Which statement describes subduction best?
a)
Carbon is released by plants and animals.
b)
The seafloor is pushed under the continental plate.
c)
Carbon is absorbed or released by ocean water.
d)
Minerals with carbon are carried to the ocean floor.
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