The first trophic level in every ecosystem is the autotroph. Autotrophs, such as plants and algae, produce their own food through photosynthesis or chemosynthesis and serve as the primary source of energy for all other organisms in the ecosystem.
Which of the following is the first trophic level in every ecosystem?(1 point)
Responses
primary consumer
primary consumer
autotroph
autotroph
heterotroph
heterotroph
tertiary consumer
1 answer
3 answers