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WorksheetsCarbon cycle
Total questions: 10
Worksheet time: 6mins
Because increased carbon in the atmosphere traps heat in the Earth's atmosphere, what is the name of the process that is intensified?
respiration
photosynthesis
greenhouse effect
sedimentation
Which cycle is critical for the formation of organic compounds?
phosphorous cycle
carbon cycle
sodium cycle
magnesium cycle
Which of the following does NOT contain significant amounts of carbon?
rocks
the air
inorganic compounds
organic compounds
The carbon in the oceans is present only in inorganic form as ions.
TRUE
FALSE
The process through which carbon is recycled through living organisms, the atmosphere, and other parts of the biosphere is called the (a) cycle
What is the greatest source of carbon that enters the ocean from the atmosphere?
bicarbonate ions
glucose
carbon monoxide
carbon dioxide
Carbon is the cornerstone of organic compounds, the compounds necessary for life.
TRUE
FALSE
A tree is responsible for converting carbon dioxide in the atmosphere into organic molecules that can be used by itself and other organisms.
TRUE
FALSE
During the carbon cycle, carbon is stored in both the atmosphere and in living organisms.
TRUE
FALSE
What type of actions will release carbon dioxide into the atmosphere? (Pick 2 answers)
cutting down trees
planting trees
burning tree fossils and woods
