Question

Which of the following is NOT a hypothesis for why food-
chain length is limited?
(a) Food-chain length is limited by one organism's ability
to consume another.
(b) Food-chain length is limited because they are easily
disrupted by environmental perturbations.
(c) Food-chain length is limited by productivity.
(d) Food-chain length is a function of an ecosystem's
physical structure.

Answer 1

Answer:

b)

It's because as we can see for ourselves that the environment is not as it was before, the surroundings change because of human activities as well natural calamities. It directly affects the plants and animals living around it and thus affects the growth of a certain species. This way the food chain also affects and the length of food chain is limited.