The formula for exponential population growth is $:-$

Any species growing $A$ under unlimited resource conditions can reach enormous population densities in a short time. Darwin showed how even $B$ growing animal like elephant could reach enormous numbers in absence of check and that characteristics of organism is called $C$. Choose the correct option for $A, B$ or $C$ respectively.

Carrying capacity is

Select the correct sequence of phases in the bacterial growth curve.

If the population at time $t$ is $N_t$,then its population at time $t + 1$ is . . . . . . .

In the population curve of India,nowadays,if $N$ represents the number of births and $M$ represents the number of deaths,which of the following relationships is observed?