Question

why the number of trophic level in food chain is limited

Answer 1

Because at last there is only one organism left who takes the last energy left followed by 10% energy law....

Answer 2

Hey friend !!

Here is your answer..

The number of trophic level in food chain is limited because at each trophic level a large amount of energy is being utilized for the maintenance of organism and lost as heat.

The energy keep on decreasing at each trophic level and only 10% of the energy is being passed to the next level.

Hope it helps.