Housing problems, health problems, pollution problems etc. are created by the
Low working capabilities of persons
Non-availability of national resources
Higher population growth rate
$(a)$ and $(b)$ both
Human population after $17$th century $A.D.$ is thought to be in
Amniocentesis is a process to
According to the World Health Organisation $(WHO)$, reproductive health means a total well-being in all aspects of reproduction, i.e., physical, emotional, behavioural and social. The headquarters of $WHO$ are located in