What are the age restrictions for marriage by law for boys and girls in India?

Mention whether the following statements are true (T) or false (F). Give reason in support of your answer.

(a) The cow was the first domesticated animal. (T/F)

(b) Rapidly growing industries favoured population rise. (T/F)

(c) Present human population growth is following the arithmetic progression. (T/F)

(d) Birth rate (natality) is the number of live births per hundred people of population per decade. (T/F)

(e) Tubectomy is a popular surgical method of contraception in human males. (T/F)

What is the present rate of growth of the population of the world and of our own country?

Give two advantages to a small family.

Mention two reasons for the rapid increase of population in India.