Which of the following is considered as a more realistic growth model?

Which one is correct for the logistic model of population growth?
$I.$ Population growth rate increases as the size of the population approaches the carrying capacity.
$II.$ All individuals have the same effect on population growth.
$III.$ There are unlimited natural resources.
$IV.$ As population increases,the competition goes on increasing.
Select the correct combination.

With the help of a suitable diagram,describe the logistic population growth curve.

Two opposite forces operate in the growth and development of every population. One of them relates to the ability to reproduce at a given rate. The force opposite to it is called:

Exponential growth in human population is observed in:

The term for the maximum population growth under ideal conditions is .........