Question

Fill in the blanks:
(i) The last census in India was taken in the year ________________ .
(ii) ________________ is the size of the population in relation to unit area at a given time.
(iii) Sex ratio is the number of ________________ per thousand ________________ .
(iv) Primitive man began existence about ________________ million years back.
(v) ________________ is the total number of liver births per thousand people per year.
(vi) ________________ is the total number of deaths per thousand people per year.
(vii) ________________ is simply the number of individuals belonging to different age groups.

Answer 1

(i) The last census in India was taken in the year 2011.
(ii) Population density is the size of the population in an unit area at a given time.
(iii) Sex ratio is the number of females per thousand males.
(iv) Primitive man began existence about 2 million years back.
(v) Birth rate is the total number of live births per thousand people per year.
(vi) Death rate is the total number of deaths per thousand people per year.
(vii) Age ratio is simply the number of individuals belonging to different age groups.