Multiple Choice
Which of the following might be best explained by a trophic cascade?
A) Numbers of a snail eating fish go up and the numbers of snails go down.
B) Numbers of lions go down and the numbers of zebras go up.
C) Numbers of grazing catfish go down and numbers of algae go up.
D) Numbers of a stream predatory fish go up and numbers of algae go down.
Correct Answer:
Verified
Correct Answer:
Verified
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