Transfer of energy from one trophic level to other trophic level is according to the second law of thermodynamics. The efficiency of energy transfer from herbivorous to carnivorous is

Energy enters in ecosystem through

These belong to the catergory of primary consumers …..

The lentic ecosystem includes which of following water

Flow of energy declines from low to higher trophic level in ecosystem, is mainly explained by

Which one of the following animals may occupy more than one trophic levels in the same ecosystem at the same time?