Multiple Choice
Keystone species
A) influence the communities in which they live more than expected on the basis of their abundance.
B) may influence the species richness of communities.
C) may influence the number of trophic levels in communities.
D) are not necessarily predators.
E) All of the above
Correct Answer:
Verified
Correct Answer:
Verified
Q30: Ecological succession is<br>A) the change in species
Q31: One reason that agricultural communities are often
Q32: Suppose there are 50 fish species in
Q33: In Tilman's experiments, _ declined as species
Q34: Daniel Simberloff and Edward Wilson tested the
Q36: Which of the following would most likely
Q37: Use the following to answer questions :<br>Refer
Q38: By definition, autotrophs are<br>A) primary consumers.<br>B) primary
Q39: Use the following to answer questions :<br>Refer
Q40: Net primary production is<br>A) the total amount