According to which theory will the human population outrun the food supply?

Ecological factors which prevent a species from producing at its maximum rate is termed as

Which is not true for $J$-shaped growth curve?

In a hypothetical population of $100$ individuals with an intrinsic rate of increase $(r)$ of $0.5$ per female per year,if the population exhibits exponential growth,what will be the population size after $6$ years? (Given $e = 2.72$)

The present population of the world is about

The graph in exponential growth will be