Question

In a food chain, if 10,000 joules of energy is available to the producer, how much energy will be available to the secondary consumer to transfer it to the tertiary consumer?(All India - 2012)

Answer 1

Answer:

At each trophic level, 90% of the energy is used and only 10% is transferred to the next trophic level. If 10,000 Joules of Energy is available to the producer then the secondary consumer will have 100 Joules of energy available