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Water Cycle
Carbon Cycle
Nitrogen Cycle
Phosphorus Cycle
100
To drink, to plans, and to bath
Name three important need for water?
100
out of atmosphere
How does carbon enter the living part of the ecosystem?
100
78 %
What percent of air is nitrogen?
100
makes up ATP and NADP; nucleic acids and phospholipids in membrane
Why is phosporus an important biological molecule?
200
Precipitation
What draws water back to the Earth?
200
Plans go through photosenthesis
What function do plants have the carbon cycle?
200
amino and nucleic acids
Why is Nitrogen essential to life?
200
Phosphorus unites with Oxygen to make phosphates
What happens to phosphorus that erodes from rock and soil?
300
Bace of water vapons from plans
What is traspiration?
300
Sell or respiration
How is carbon dioxode returned to the atmosphere?
300
nitrogen fixation
How do plants and animals get nitrogen if not from the atmosphere?
300
fish scales
How are phosphates incorporated into the organic molecules in aquatic plants and animals?
400
Usage of water in their community
What are human impacts on the water cycle?
400
Use of cars and cut off trees and fores
What are the human impacts on the carbon cycle?
400
bacteria that convert nitrogen into ammonia that is used by plants
What are nitrogen fixing bacteria?
400
marine sediment, animal bodies- fish scales
What happens to phosphorus that is carried by runoff to oceans?
500
Granwater and runoff
Name two ways water travels from land to enter the ocean?
500
by volcanos and wastes of other organisms
How does carbon get into the oceans?
500
performed by bacteria and fungi and break down nitrates in soil to release nitrogen in atmosphere.
what is denitrification?
500
not in atmosphere
what is the difference about the phosphorus cycle as compared to the water, carbon, and nitrogen cycles?