Question

What are the main energy sources of living organisms?
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Answer 1

The Sun is the major source of energy for organisms and the ecosystems of which they are a part. Producers, such as plants and algae, use energy from sunlight to make food energy by combining carbon dioxide and water to form organic matter.

Answer 2

) Sun is main source of energy fir each and every organism.

ii) producers utilize solar energy to produce food and energy. iii) This ultilized energy travel from bottom to top of energy pyramid.