Cycles Flashcards

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0
Q

Nitrogen fixation

A

Converting nitrogen gas to nitrate(useable form)

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1
Q

Phosphorus cycle & what is caused because of it

A

It is the movement of phosphorus from the environment to organisms and then back to the environment. Algae blooms are caused because of the fertilizer in soil. It is being washed into streams and causes them. Essential material to form animals bones teeth and DNA

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2
Q

What do most organisms rely on to transform nitrogen to a useable form?

A

Nitrogen-fixing bacteria

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3
Q

Ammonification

A

Ammonia compounds in the soil by the action of bacteria on decaying matter

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4
Q

Nitrification

A

Nitrites & nitrates are produced by bacteria in the soil by taking up ammonium

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5
Q

Denitrification

A

Nitrogen being returned to the atmosphere

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6
Q

What are the 3 major sources of carbon dioxide in the carbon cycle

A

Cellular respiration, combustion, and decomposition

Fossil fuels to combustion to cellular respiration to photosynthesis to death/decomposition

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7
Q

Water cycle process ?

A

Evaporation➡️transpiration➡️condensation➡️Precipitation➡️Run off➡️Infiltration➡️Groundwater➡️Percolation of soil

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