Question

number correct 5 number incorrect 0 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 (autotrophs) make their own food through photosynthesis or chemosynthesis, so A is incorrect.
• Primary consumers (herbivores) eat primary producers.
• Secondary consumers (carnivores or omnivores) eat primary consumers.
• Both primary and secondary consumers (all consumers) are heterotrophs as they rely on other organisms for food.

Answer:

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