Question

For most ecosystems, the ultimate source of energy is _____.

Answer 1

The sun as producers benefit from that 

Answer 2

Answer:

The correct answer would be c. the sun.

The sun is the ultimate source of energy in any ecosystem.

The solar energy is converted into chemical energy with the help of autotrophs or producers through the process of photosynthesis.

The small portion of this energy is transferred to the next trophic level and by end of 3-4 trophic levels, the entire energy is lost as heat or cellular respiration.