Final answer:
Autotrophs are organisms that can produce their own food using energy from the sun or inorganic substances. Plants, algae, and certain bacteria are examples of autotrophs.
Step-by-step explanation:
An autotroph is an organism that can produce its own food using energy from the sun or inorganic substances. They are also known as producers. Plants are the most common examples of autotrophs. They use photosynthesis to convert sunlight into energy and produce glucose. Other examples include algae, cyanobacteria, and certain types of bacteria.
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