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Question
The primary source of energy in most ecosystems is/are(1 point)
Responses

glucose.
glucose.

heterotrophs.
heterotrophs.

autotrophs.
autotrophs.

the sun.
the sun.
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1 answer

The primary source of energy in most ecosystems is the sun. Autotrophs (such as plants) convert solar energy into chemical energy through photosynthesis, which then supports the rest of the ecosystem.