In the following food chain, plants provide 500 J of energy to rats. How much energy will be available to hawks from snakes?



According to the 10 percent law, only 10% of food energy is transferred from one trophic level to the next level.

10 Percent Law. - Teachoo.jpg

Therefore, Energy available to hawks from snakes is 5J.


10 Percent Law Plants 5000J 1st trophic level Rats 500J 2nd trophic level Snakes 50J 3rd trophic level Hawks 5J 4th trophic level

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Maninder Singh

CA Maninder Singh is a Chartered Accountant for the past 14 years and a teacher from the past 18 years. He teaches Science, Economics, Accounting and English at Teachoo