When top-down control occurs within an intertidal zone along the rocky coastline of the Pacific Ocean,which of the following species controls the abundance of other species?
A)kelp
B)mussels
C)barnacles
D)starfish

Question

Quizplus · Accepted Answer

Starfish, also known as sea stars, are known to control the abundance of other species in intertidal zones through top-down control. They feed on mussels, barnacles, and other smaller organisms, which affects their population size and overall abundance. Kelp, on the other hand, is not known to have a significant impact on the abundance of other species within intertidal zones.

When Top-Down Control Occurs Within an Intertidal Zone Along the Rocky