Multiple Choice
The two main limiting processes in nutrient cycles are
A) decomposition and nutrient spiraling.
B) decomposition and input of inorganic nutrients.
C) photosynthesis and respiration.
D) deposition of loess and nitrogen fixation.
E) none of the above
Correct Answer:

Verified
Correct Answer:
Verified
Q7: What is the effect of spatial scale
Q8: Human agriculture is threatened by<br>A) humus in
Q9: The phosphorus cycle differs from the nitrogen
Q10: When organic phosphorus is added to streams<br>A)
Q11: The carbon cycle differs from the nitrogen
Q13: During the Cambrian explosion,<br>A) photosynthesis evolved.<br>B) all
Q14: Why is nitrogen fixation the limiting step
Q15: Why was it important that eukaryotes use
Q16: Nutrient fluxes occur by physical and biological
Q17: The variance in the pools and fluxes