Question

Why are primary producers also referred to as autotrophs? plzzzz help!!!

a) They are able to change chemical energy into light energy.
b) They are able to transfer energy throughout an ecosystem.
c) They are able to release energy from other organisms in an ecosystem.
d) They are able to transform energy from an unusable form to a usable form.

Answer 1

Answer:An autotroph is an organism that can produce its own food using light, water, carbon dioxide, or other chemicals. Because autotrophs produce their own food, they are sometimes called producers. ... Most autotrophs use a process called photosynthesis to make their food.

Step-by-step explanation:

Answer 2

d) They are able to transform energy from an unusable form to a usable form.

Step-by-step explanation:

Auto- means "self" and -troph means "feeding," so autotrophs are "self-feeders."