Question

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

glucose.
glucose.

the sun.
the sun.

heterotrophs.
heterotrophs.

autotrophs.

Answers

GPT-4o mini
The primary source of energy in most ecosystems is **the sun**. Autotrophs, such as plants, convert solar energy into chemical energy through photosynthesis, making the sun the ultimate source of energy for most ecosystems.