The most important factor which determined the increase in human population in India during the $20^{\text {th }}$ century.
The primary cause behind rapidly growing population of the world in recent times is
Maximum survival and reproductive capacity shown by a population under optimal environmental conditions is called
When environmental conditions are favourable, then population growth curve will be
Under a particular set of selection pressure, organisms evolve towards the most …$A$… reproductive strategy. Some organisms breed only …$B$… in lifetime while others breed ….$C$… in life time
Choose the correct option for $A, B$ and $C$
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