Question

An organism that must eat

food to obtain its energy is
a(n)
A. Producer
B. Autotroph
C. Biomass
D. Heterotroph

Answer 1

D. Heterotroph

Step-by-step explanation:

Heterotrophs rely on outside food sources, such as plant or animal materials, for their energy. In contrast, photo- or chemoautotrophs obtain their energy and building materials from the sun or from inorganic chemicals.