Multiple Choice
Wastes would accumulate and most nutrients would stop cycling in the absence of ____.
A) plants and algae
B) bacteria and fungi
C) parasitic consumers
D) insects
E) vertebrates
Correct Answer:

Verified
Correct Answer:
Verified
Q12: Primary production is the _.<br>A)rate of photosynthesis<br>B)rate
Q13: Match the trophic category to the correct
Q14: The _ cycle is a sedimentary cycle.<br>A)carbon<br>B)water<br>C)nitrogen<br>D)phosphorus<br>E)calcium
Q15: Energy flow in an ecosystem is _.<br>A)cyclical<br>B)one-way<br>C)two-way<br>D)reversible
Q16: Match the trophic category to the correct
Q18: Primary consumers eat _.<br>A)detritivores<br>B)decomposers<br>C)producers<br>D)other consumers<br>E)any organism that
Q19: An ecosystem is a community of _
Q20: The bottom or base of an energy
Q21: When describing food webs, the term "everything
Q22: The uppermost layer of soil that is