Carbon Oxygen NitrogenEn
Energy Photo- synthesis
Deomposi- tion
Human Inpact
100
Ammonia form.
Plants can have what form of nitrogen?
100
The process of making own food.
What is photo synthesis?
100
False.
True or false, plants need to be alive to decompose.
100
Carbondioxide
What circles the atmosphere like a greenhouse?
200
Oxygen and carbon.
What is carbon dioxide?
200
Suns energy to plants. Plants energy to animals. Animals and plants to decomposers.
What is energy cycle?
200
Plants and animals break down.
What is the second step to decomposition?
200
Greenhouse gas.
What is carbon dioxide called?
300
Nitrogen fixing bacteria.
What changes nitrogen's form?
300
Decomposers, plants, animals, and, respiration.
What is the third step to the energy cycle?
300
Carbon dioxide.
What gas comes out of plant and animals while they are decomposing?
300
Greenhouse affect.
What is it called when the earth gets warmer?
400
One percent.
How much carbon is in the atmosphere?
400
Light energy, carbon dioxide, and water.
What are the steps to photo synthesis?
400
Yes.
Is all life made up by recycled materials?
400
False
True or false, humans cause heat of earth to decrease?
500
Dissolves in the water Effects climate Changes its natural form
A three question. What does carbon do?
500
Nitrates.
What is another term for nutrients?
500
Yes.
Can the sea level rise by five feet?
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