9
QuizMultiple Choice

The Cycles of Matter — Quiz

Question 9 • Biology

Which process plays an important role in the biogeochemical cycles of carbon, nitrogen, and phosphorus?

Answer
A
transpiration
B
decomposition
C
respiration
D
photosynthesis

Explanation

Decomposition breaks down dead organisms and waste, returning carbon, nitrogen, and phosphorus to the soil, water, and atmosphere. This recycling makes decomposition important in all three biogeochemical cycles. Photosynthesis and respiration are especially important to the carbon cycle, but they do not recycle all three elements in the same way.

AI-written and checked against the verified answer.

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