Only a small amount of the energy stored in food is available to the next organism in a food chain because
There are more producers than consumer in a food chain
There are fewer top consumers than producers in a food chain
Primary and secondary consumers compete for food
Most of the energy is used for life processes
Energy enters in ecosystem through
Trophic levels are formed by
In relation to energy transfer in ecosystem, explain the statement "$10$ $kg$ of deer's meat is equivalent to $1$ $kg$ of lion's flesh".
Word detritus includes
Driving force of an ecosystem is