Question

A bottom-up cascade is when there is a change to the top level of the energy pyramid.

True or false.

Plz answer so i dont get grounded.

Answer 1

True.

Step-by-step explanation:

Please make sure to read this:

In a bottom-up cascade, the population of primary producers will always control the increase/decrease of the energy in the higher trophic levels. ... In a subsidy cascade, species populations at one trophic level can be supplemented by external food.