The Cycles of Matter

Question 1

What is a biogeochemical cycle?

Revolt · Accepted Answer

D: a process that recycles elements and other matter through the biosphere

Question 2

A cellnutrientenzymetissue

Revolt · Accepted Answer

B: nutrient

Question 3

A serves as a long-term storage area for water or nutrients.

Revolt · Accepted Answer

reservoir

Question 4

Question 4

Revolt · Accepted Answer

Water: no; Carbon: no; Nitrogen: yes; Phosphorous: yes

Question 5

condensationevaporationprecipitationtranspiration

Revolt · Accepted Answer

A: condensation

Question 6

Bacteria in the soil converts this nutrient into a usable form. Plants take up the usable nutrient through the soil and assimilate it into proteins, making it part of the plant. An animal eats the plants, and the nutrient becomes part of the animal. When the animal dies, it decomposes, returning the nutrient back to the soil. Which cycle is being described?

Revolt · Accepted Answer

C: nitrogen cycle

Question 7

denitrificationnitrogen fixationnitrification

Revolt · Accepted Answer

C: nitrification

Question 8

watercarbonnitrogenphosphorous

Revolt · Accepted Answer

B: carbon

Question 9

yesno

Revolt · Accepted Answer

B: no

Question 10

Fossil fuels are normally stored in a reservoir deep in the Earth. The carbon in fossil fuels, including coal and oil, are essentially locked out of the natural carbon cycle due to their location deep in the Earth. Humans have found a way to access and utilize this carbon. Identify a risk for accessing this carbon.

Revolt · Accepted Answer

C: Scientists are not sure if the atmosphere can handle all of the excess carbon.

The Cycles of Matter Answers

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