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 $,kg$)?

Identify the correct labels for $a, b,$ and $c$ in the given inverted pyramid.

The pyramid of numbers deals with the number of what?

Assertion : In a food chain, members of successive higher levels are fewer in number.
Reason : Number of organisms at any trophic level depends upon the availability of organisms which serve as food at the lower level.

Which type of ecological pyramid is always upright when representing the functional aspects of an ecosystem?

In which ecosystem is the pyramid of biomass inverted?