In an ecosystem,the $10\%$ of energy available for transfer from one trophic level to the next is in the form of

Three of the following components belong to one group,while one component is different from the group. Which component is the odd one out?

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

Organisms which synthesise carbohydrates from inorganic compounds using radiant energy are called

In an ecosystem,the $10 \%$ of energy available for transfer from one trophic level to the next is in the form of

Suggest one word for each of the following statements/definitions:
$(a)$ The physical and biological world where we live in
$(b)$ Each level of food chain where transfer of energy takes place
$(c)$ The physical factors like temperature,rainfall,wind and soil of an ecosystem
$(d)$ Organisms which depend on the producers either directly or indirectly for food