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The process through which green plants use the energy of sunlight to make food is called...
The Carbon Cycle
Fossil Fuels
Combustion
Photosynthesis
These breakdown the remains of dead organisms...
Factory Emissions
Decomposers
Fossil Fuels
Greenhouse Gases
What is the process called when a substance combines with oxygen to release light and heat?
Decaying
Combustion
Respiration
Photosynthesis
How is carbon involved in photosynthesis?
Plants use carbon from carbon dioxide to make glucose.
Organisms release carbon from bodies of dead animals.
Animals break down the glucose to release carbon in CO2.
Carbon in fossil fuels is released through burning.
Carbon is released into the atmosphere when fossil fuels are burned.
True
False
How much carbon is in the human body?
30%
18%
8%
25%
The rainforest does not help remove carbon from the atmosphere.
False
True
Ocean water does a lot to remove excess carbon from the atmosphere.
False
True
Burning fossil fuels like coal, gas, and oil releases little carbon into the air.
False
True
Pick one way that carbon is released into the air.
Photosynthesis
Respiration
The Ocean
When plants/animals die, the carbon in their body is either released or stored as fossil fuels.
False
True
Plants, algae, and some bacteria are known as...
Chloroplasts
Glucose
Producers
Chlorophyll
________ break down the carbon compounds when organisms die and release carbon as CO2.
Respiration
Producers
Consumers
Decomposers
Most carbon on Earth is recycled through a fast track
False
True
Millions of yrs ago, remains of plants became buried in sediment under swamps and became coal.
False
True
This is what carbon is recycled through and can take millions of years...
Chlorophyll
Decomposers
Fast Track
Slow Track
