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CBSE Class 10 Science 2017 Outside Delhi Term II Set 1 Paper

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Question : 3
Total: 12
In the following food chain, 20,000J of energy was available to the plants. How much energy would be available to man in this chain?
Plants → Sheep → Man
Solution:  
Plants will take 1% of energy then,
Plants
200J
→
Sheep
20J
→
Man
2J
Amount of energy available to the man is 2J.
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