Mutualistic bacteria in legumes
A) include the cyanobacteria.
B) provide fixed nitrogen in exchange for carbon.
C) provide carbon in exchange for fixed nitrogen.
D) release nitrogen to the atmosphere.
E) none of the above
Correct Answer:
Verified
Q1: In the systems approach to biogeochemical cycles,
A)
Q2: In the carbon cycle,
A) photosynthesis always balances
Q3: Nitrogen fixation
A) is the product of respiration
Q5: Eutrophication occurs when
A) trophic levels change.
B) nitrogen
Q6: The phosphorus cycle differs from the nitrogen
Q7: The carbon cycle differs from the nitrogen
Q8: The increase in oxygen in the atmosphere
A)
Q9: Which of the following is not a
Q10: Which of the following is not a
Q11: Human agriculture is threatened by
A) humus in
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