an organism that breaks down the remains of other organisms.

Some trees are cut down in a forest, exposing the forest floor to more sunlight; the trees and grasses have a competitive relationship. The grass population will probably__________________.

an organism that eats producers (plants) and other consumers (animals)

an organism that only eats producers (plants)

An infestation of aphids causes flowers to die; flowers and bees share a mutually beneficial relationship. The bee population will probably__________________.

an organism that only eats other consumers (animals)

New rodents (not voles) invade a forest habitat, and owls have a new food source; owls and local voles have a predatory relationship. The local vole population will probably _______________.

In a food chain, which of these would come next after the sun?

Energy enters ecosystems through________.