Periodic departure and return of an individual in a population is known as
Immigration
Migration
Emigration
Mutation
If natality is represented by $-B$
If mortality is represented by $-D$
If immigration is represented by $-I$
If emigration is represented by $-E$
If population density is represented by $-N$
Then population density at time $t+1$ is represented by
Which one is right for logistic model for population growth?
$I.$ Population growth rate increases as the size of population approaches the carrying capacity
$II.$ All individual have same effect on population growth
$III.$ There are unlimited natural resources
$IV.$ As population increases the competition goes on increasing
Select the correct combination
Verhulst - pearl logistic growth is described by the equation.
Verhulst - pearl logistic growth equation
The population of a place can be increased when