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CBSE Class 10 Science 2017 Outside Delhi Term II Set 2 Paper

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Question : 3 of 12
Marks: +1, -0
In the following food chain, plants provide 500 J500\ \text{J} of energy to rats. How much energy will be available to hawks from snakes?
Plants →\rightarrow Rats →\rightarrow Snakes →\rightarrow Hawks
Solution:  
500 J500\ \text{J} of energy is available to the rats thus according to 10 %10\ \% law, 50 J50\ \text{J} energy will be available to snakes and 5J energy will be available to hawk
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