The least densely populated state of India is

What is formed by the aggregation of individual organisms of the same species?

Select the correct option based on the number and size of offspring produced by the following organisms:
$I -$ Oysters,$II -$ Birds,$III -$ Pelagic fishes,$IV -$ Mammals
(Many small-sized offspring) $\quad$ (Few large-sized offspring)

The absolute natality is . . . . . . realised natality.

The percentage of the population of India living in Madhya Pradesh $(M.P.)$ at present is approximately: (in $\%$)

Which of the following are useful for measuring population density (size)?
$(a)$ Numbers
$(b)$ Biomass
$(c)$ Pug marks
$(d)$ Height