In the example of the giant kelp forests on the Pacific coast, a rise in the otter population would have what effect on the kelp populations?
A)Kelp populations would decrease due to increased predation by otters.
B)Kelp populations would increase due to an increase in sea urchins.
C)Kelp populations would decrease due to an increase in sea urchins.
D)Kelp populations would increase due to a decrease in sea urchins.
E)Kelp populations would be totally unaffected by the otter population.

Question

Quizplus · Accepted Answer

Otters are the natural predators of sea urchins. Thus, an increase in otter populations would lead to a decrease in sea urchin populations, which would in turn lead to an increase in kelp populations as sea urchins are a primary herbivore that feeds on kelp.

In the Example of the Giant Kelp Forests on the Pacific