Question

Which of the following correctly describes the relationship of different organisms in an ecosystem?
A.
Some animals receive energy from plants, while others receive energy from other animals.
B.
All animals consume plants as their only energy source.
C.
Plants and animals both receive energy from the Sun that they use to make food.
D.
All plants depend on animals as their only energy source.

Answer 1

A.

Some animals (herbivores) get energy by eating plants, while others (carnivores) get energy by eating other animals; omnivores eat both. Producers (plants) get energy from the Sun and consumers (animals) obtain energy by eating producers or other consumers.