Definitions / Explanation :
$(i)$ Saprotrophs
$(ii)$ Trophic level
The organisms which get nutrition by decomposition dead remains or dead organic matter.
Based on the source of their nutrition or food organisms occupy a specific place in the food chain that is known as their trophic level.
Why are oceans least productive ?
During food chain the maximum energy is stored in
Magnitude of primary productivity is affected by
Trophic levels are formed by
Which of the following is correct sequence in food chain