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in Biology by (45.7k points)

In the given food chain, suppose the amount of energy at the fourth trophic level is 5 kJ, what will be the energy available at the producer level? 

Grass → Grasshopper → Frog → Snake → Hawk 

(a) 5 k J 

(b) 50 k J 

(c) 500 k J 

(d) 5000 k J

1 Answer

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by (46.2k points)
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Best answer

The answer is (d) 5000 kJ

  • Available energy level at a particular trophic level is 10 times the energy level at next tropic level. 
  • Hence, energy at third level trophic level is 50kj. 
  • Second level trophic has 500 KJ energy and 1st level trophic level (Producer) has energy of 5000 KJ.

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