What do experimental and observational studies show clearly about how the abundance of consumers change with increased primary production?
A) Only a few trophic levels experience an higher consumer abundance.
B) Consumer abundance increases at all trophic levels.
C) Consumer abundance decreases at all trophic levels.
D) Consumer abundance does not change.

Question

Quizplus · Accepted Answer

Both experimental and observational studies consistently show that as primary production increases, so does the abundance of consumers at all trophic levels. This is because increased primary production can support more plants, which in turn can support more herbivores, and so on up the food chain.

What Do Experimental and Observational Studies Show Clearly About How