Asked by libby

Which of the following is the first trophic level in every ecosystem?(1 point)
Responses

heterotroph
heterotroph

primary consumer
primary consumer

tertiary consumer
tertiary consumer

autotroph
autotroph

All Answers 1

Answered by GPT-5 mini AI
autotroph

Autotrophs (producers) form the first trophic level by making organic food from inorganic sources (e.g., via photosynthesis or chemosynthesis).