Which of the following features are present at the ecosystem level?
A) chemical cycling through the food chain
B) energy flow that begins at the producer level
C) input of solar energy
D) complex interactions between a variety of populations
E) all are features of an ecosystem

Question

Quizplus · Accepted Answer

All of these features are present at the ecosystem level. Chemical cycling through the food chain, energy flow that begins at the producer level, and input of solar energy are all characteristics that define an ecosystem, as are the complex interactions between different populations.

Which of the Following Features Are Present at the Ecosystem