The growth of population is determined by

Match the following columns:

Column-$I$ (Value of $r$)	Column-$II$ (Example)
$P. 0.12$	$I$. Flour beetle
$Q. 0.015$	$II$. Norway rat
$R. 0.0205$	$III$. Human population in India in $1981$

In a population,the number of pre-reproductive age organisms is more than the post-reproductive age organisms. As a result,the population will .....

If in a population of size $N$,the birth rates are represented as $b$ and death rates as $d$,then the increase or decrease in $N$ during a unit time period $t$ will be:

Human population growth in India is:

When the number of bacteria growing per minute is plotted against time on a logarithmic scale,what shape does the graph take?