Plants have the ability to make there own growth while heterotrophs must consume theirs.

by producing it/photosynthesis

Explanation:

Plants produce their food for growth through a process called photosynthesis. This is the process of where where plants transform water, sunlight, and carbon dioxide into oxygen, and simple sugars that the plant uses.

Encyclopedic entry. 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.

Explanation:

i think that it is plants