Question

these organisms are also called heterotrophs because they must eat other organisms to get energy - rich food. a. primary producers b. primary consumers (first order consumers) c. secondary consumers (second order consumers) d. both b and c (all consumers are heterotrophs)

Explanation:

Primary producers are autotrophs that make their own food through photosynthesis. Primary consumers eat primary - producers and secondary consumers eat primary consumers. All consumers, including primary and secondary consumers, are heterotrophs as they rely on other organisms for energy - rich food.

Answer:

D. Both B and C (all consumers are heterotrophs)