Question

The present century has witnessed a remarkable increase in the population of India. One major factor for this is that

• A. Older people have begun to live longer
• B. More children are born in each family
• C. More children per family have began to reach the reproductive age
• D. More people are marrying in younger age group

Answer 1

The correct option is A Older people have begun to live longer

• According to the World Health Organization, life expectancy is "the average number of years a person is expected to live on the basis of the current mortality rates and prevalence distribution of health states in a population". In India, the average life expectancy was used to be around 42 in 1960.
• This steadily climbed to around 48 in 1980, 58.5 in 1990 and around 62s in 2000. As the older people have begun to live longer, the population has a remarkable increase in India.

So the correct answer is option A.