The unchecked reproductive capacity in a population is called ..........

$A$ population is correctly defined as having which of the following characteristics?
$(A)$ Inhabiting the same geographical area
$(B)$ Individuals belonging to the same species
$(C)$ Possessing a constant and uniform density and dispersion

The impact of immigration on population density is

Choose the wrong statement.

Consider the birth rate and death rate per year in a given population.
Total population after $5$ years $\rightarrow 100$
Number of individuals dying per year $\rightarrow 10$
Number of individuals born per year $\rightarrow 20$

Information on birth-rate,death-rate,sex-ratio,and age distribution of a population can be obtained from: