In a grassland ecosystem,the pyramid of numbers is .....

In a food chain of Grass $\rightarrow$ Deer $\rightarrow$ Tiger,the biomass of grass is $1$ tonne. What will be the biomass of the tiger (in $,kg$)?

In which ecological pyramid does a small standing crop of phytoplankton support a large standing crop of zooplankton?

In which trophic level of the pyramid are decomposers included?

Given below are two statements.
Statement $I$ - Smaller the food chain, more is the available energy at each trophic level.
Statement $II$ - Pyramid of energy can also be sometimes inverted.
In the light of the above statements, select the correct option given below:

In a food chain, the total amount of living material is depicted by