Energy enters the ecosystem mainly by the process of
A)biosynthesis.
B)nutrition.
C)biogeochemical weathering.
D)photosynthesis.
E)metabolism.

Question

Quizplus · Accepted Answer

Energy enters the ecosystem mainly by the process of photosynthesis, as this process converts solar energy into chemical energy that is then used by organisms in the ecosystem. Biosynthesis, nutrition, biogeochemical weathering, and metabolism are all important processes within the ecosystem, but they do not represent the primary way in which energy enters the system.

Energy Enters the Ecosystem Mainly by the Process of