Question

1. ecosystems rely on what type of organisms to provide all the chemical energy for themselves and all other organisms in the ecosystem? a. autotrophs b. producers c. both a and b

Explanation:

Producers (autotrophs) are organisms that can produce their own food through processes like photosynthesis, converting light - energy into chemical energy. They form the base of the food - chain and provide chemical energy for themselves and other organisms in the ecosystem.

Answer:

C. both A and B