Define demography.
Demography is the scientific and statical study ofpopulation, populationchange, size, its components,process and other various related factors is calleddemography.
Write short note on basal body temperature method.
It is one of the natural contraception method. It is probably the 1st scientific method based on periodic abstinence to be developed. Essentially, a women should record body temperature immediately on walking each morning to get a reading of basal temperature. To get proper record of every chance of body temperature, the thermometer should be kept either in mouth or armpit.