AIPMT | 2014EcosystemMedium
Question
If 20 J of energy is trapped at producer level, then how much energy will be available to peacock as food in the following chain?
Plant → Mice → Snake → Peacock
Plant → Mice → Snake → Peacock
Options
A.0.02 J
B.0.002 J
C.0.2 J
D.0.0002 J
Solution
Plant → 20 J
Mice → 20 × 10% = 2 J
Snake → 2 × 10% = 0.2 J
Peacock → 0.2 × 10% = 0.02 J
Mice → 20 × 10% = 2 J
Snake → 2 × 10% = 0.2 J
Peacock → 0.2 × 10% = 0.02 J
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