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The process through which green plants use the energy of sunlight to make food is called...
Fossil Fuels
Photosynthesis
Combustion
The Carbon Cycle
These breakdown the remains of dead organisms...
Fossil Fuels
Decomposers
Greenhouse Gases
Factory Emissions
What is the process called when a substance combines with oxygen to release light and heat?
Photosynthesis
Decaying
Respiration
Combustion
How is carbon involved in photosynthesis?
Animals break down the glucose to release carbon in CO2.
Plants use carbon from carbon dioxide to make glucose.
Carbon in fossil fuels is released through burning.
Organisms release carbon from bodies of dead animals.
Carbon is released into the atmosphere when fossil fuels are burned.
False
True
How much carbon is in the human body?
30%
20%
25%
8%
The rainforest does not help remove carbon from the atmosphere.
True
False
Ocean water does a lot to remove excess carbon from the atmosphere.
True
False
Burning fossil fuels like coal, gas, and oil releases little carbon into the air.
True
False
Pick one way that carbon is released into the air.
The Ocean
Photosynthesis
Respiration
When plants/animals die, the carbon in their body is either released or stored as fossil fuels.
True
False
Plants, algae, and some bacteria are known as...
Producers
Chlorophyll
Chloroplasts
Glucose
________ break down the carbon compounds when organisms die and release carbon as CO.
Producers
Decomposers
Respiration
Consumers
Millions of yrs ago, remains of plants became buried in sediment under swamps and became coal.
True
False
Carbon dioxide is also released from rock through weathering and erosion.
True
False
Respiration traps carbon into compounds and photosynthesis releases it.
False
True
