The living and nonliving things in an area that interact with one
another and with their environment are a community.
a. true
b. false
17 Answer:
Predation is a relationship in which one organism lives on, near,
or inside another organism.
a. true
b. false
18 Answer:
Herbivores return matter to the environment from the bodies of dead
plants and animals.
a. true
b. false
19 Answer:
Organisms that eat only plants are called omnivores.
a. true
b. false
20 Answer:
The base of an energy pyramid consists only of autotrophs.
a. true
b. false
