If the mean and the median pertaining to a certain character of a population are of the same value,the following is most likely to occur:

$A$ 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 number of organisms in a population is added by:

Find the odd one out with respect to population attributes.

The permanent decrease in population number occurs due to:

An individual and a population have certain characteristics. Name these attributes with definitions.