Final answer:
Autotrophs are organisms that can make their own food through photosynthesis.
Step-by-step explanation:
Autotrophs are organisms that can make their own food.
They do this through the process of photosynthesis. During photosynthesis, autotrophs use sunlight and carbon dioxide to produce glucose and oxygen.
Plants, algae, and some types of bacteria are examples of autotrophs.
Learn more about Autotrophs