The population of a place can be increased when
Emigration decreases
Predation increases
Reproductivity decreases
Immigration increases
If a population growing exponentially double in size in $3$ years, what is the intrinsic rate of increase $(r)$ of the population?
What is meant by growth models?
Verhulst - pearl logistic growth equation
The following graph depicts changes in two populations $(A$ and $B)$ of herbivores in a grassy field. $A$ possible reason for these changes is that