Which type of organisms belong to `T_1` and `T_2` trophic levels of food chain?

Name two types of food chain.

Which one of the following types of organisms occupy more than the tropic level in a pond ecosystem?

Can there be more than six trophic levels in a food chain? If not,why?

Energy transfer from one trophic level to other in a food chain is

Give the term for the increase in the amount of a toxic substance in successive trophic levels of a food chain.

Who are the organisms of second trophical level?

Primary consumers always belong to first/second trophic level.