Question

how do autotrophic organisms obtain their energy?

Explanation:

Autotrophic organisms make their own food. They obtain energy mainly through photosynthesis (using sunlight) or chemosynthesis (using chemical energy). For photosynthetic autotrophs like plants, they convert light - energy into chemical energy in the form of glucose.

Answer:

Autotrophic organisms obtain energy mainly through photosynthesis (using sunlight) or chemosynthesis (using chemical energy).