In any food chain,an average of $10 \%$ of the food eaten is turned into the body mass of an organism and made available for the next level of consumers.

What type of biological components are herbivores?

In the given food chain,suppose the amount of energy at the fourth trophic level is $5 \, kJ$,what will be the energy available at the producer level? (in $kJ$)
Grass $\rightarrow$ Grasshopper $\rightarrow$ Frog $\rightarrow$ Snake $\rightarrow$ Hawk

Mention the differences between food habits of organisms belonging to the first and third trophic level. Give one example of each of them.

Will the impact of removing all the organisms in a trophic level be different for different trophic levels? Can the organisms of any trophic level be removed without causing any damage to the ecosystem?

First order consumers are ...