The transfer of energy from organisms to organisms in a natural community establishes

All organisms are directly or indirectly dependent on ......... for their food requirements.

Identify the organism from the following that receives the least amount of energy and is considered ecologically weak?

If plants have $1000\,J$ of energy,how much energy will reach the trophic level of a lion (in $,J$)?

"During the transfer of energy from one trophic level to another, some energy is lost as heat." Which law of thermodynamics does this statement represent?

Food and energy relationships among living components of an ecosystem are generally referred to as: