Question

Part A: Design a food chain with four trophic levels, and identify the organism in each level. What happens to energy as it travels from the bottom up?

Part B: Can humans ever occupy the lowest, or first, trophic level? Why or why not?

Answer 1

example for part A. you just need to come up with a chain of organisms where one organism eats/consumes the organism from the level below it, starting w/ a producer

B) an organism in the first trophic level are autotrophs (organisms that obtain their energy from the sun or from chemosynthesis). humans are heterotrophs, so we can't be the first trophic level.