alleryThe basic energy input to any ecosystem is:
AChemical fuel
BNuclear power
CSolar energy
DTidal energy
Answer & Solution
Correct answer: C. Solar energy
1. Producers need a constant supply of energy.
2. They capture it by photosynthesis.
3. A constant input of solar energy sustains the ecosystem.
4. So the answer is solar energy.
_Source: syllabus Biology, Ch 12 'Ecosystem'_
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