How does carbon enter the biotic part of the ecosystem namely plants from the atmosphere

Which is not a characteristic of bacteria? a. they are unicellular. b. they are prokaryotic. c. they are the smallest form of life on earth. d. they are multicellular.

Tropical rain forests support more species per unit area than any other terrestrial ecosystem. what is one way rain forests are important to the health of the biosphere?

Which three statements represent the benefits of performing experiments using computer simulations?