Which of the following best explains what would happen if there were no autotrophs in an ecosystem?

A. They are the first trophic level in an ecosystem and without them the rest of the organisms in the ecosystem would have no source of energy.

B. They are the top trophic level in an ecosystem and without them the herbivores would have to adapt to consuming other heterotrophs for energy.

C. They are the first trophic level in an ecosystem and without them heterotrophs would overpopulate.

D. They are the top trophic level in an ecosystem and without them the ecosystem would collapse.

Question

Which of the following best explains what would happen if there were no autotrophs in an ecosystem?

A. They are the first trophic level in an ecosystem and without them the rest of the organisms in the ecosystem would have no source of energy.

B. They are the top trophic level in an ecosystem and without them the herbivores would have to adapt to consuming other heterotrophs for energy.

C. They are the first trophic level in an ecosystem and without them heterotrophs would overpopulate.

D. They are the top trophic level in an ecosystem and without them the ecosystem would collapse.

anonymous · Answer

@AravindG @ganeshie8