Multiple choice zoology human population population ecology population size population and how it changes Density of population (D) is $D=\dfrac{S(size)}{W (weight)}$ $D=\dfrac{S(space)}{N (Number)}$ $D=\dfrac{N(number)}{S (space)}$ None of the above Reveal answer Fill a bubble to check yourself C Correct answer Explanation The population density of a place is a number that defines the crowd in that place. It is calculated by dividing the population by the given area. D = N/S = Number/Space