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Question. 1., What are the reasons for the formation of nuclear, families?, Answer:, (i) In search of occupation or higher education,, families are migrating from village to cities. In cities, there are small houses, in which a few family, members can stay together., (ii) Some other reasons are also there for the, division of joint families like, number of family, members, habits, behaviour of the familly members,, economic conditions, capacity to spend etc.

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Question. 2., What is the difference between a nuclear family, and a joint family?, Answer:, (i) In a nuclear family, there is only father and, mother and their children. But in a joint family, all, the members (grandma, grandpa, uncle, aunty, along with father and mother) live with their, children., (ii) In a nuclear family, there are only mother and, father, but in a joint family, all the members, contribute towards the upbringing of their children.

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Question. 3., In due course of time, what are the changes in the, ways of celebration of festivals?, Answer:, (i) Earlier, in joint families, number of family, members were higher and all used to celebrate, festivals together. But now-a-days, limited, members in the nuclear families only celebrate the, festivals., (ii) Now-a-days, relatives cannot regularly visit other, family members., (iii) Now, show off is given more priority during, festivals., (iv) Festivals, now-a-days are celebrated for esser, time.

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Question. 4., What is the relation of your elder uncle with your, mother?, (a) Elder brother-in-law, (b) Younger brother-in-law, (c) Father-in-law, (d) Brother, Answer:, (a) Elder brother-in-law, Question. 5., They live in a nuclear family., (a) Grandparents, father, mother, elder uncle, elder, aunt, children, (b) Father, mother and their children, (c) Maternal grandparents, maternal uncle and aunt, and their children, (d) Parents and their children along with uncle and, aunt, Answer:, (b) Father, mother and their children

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Question. 6., Takes responsibility of upbringing of children in, nuclear family., (a) Grandparents (paternal), (b) Parents, (c) Grandparents (maternal), , (d) All of the above, Answer:, (b) Parents, Question. 7., Father of Genetics., (a) Dr HargovindKhurana, (b) Dr Kalam, (c) Einstein, (d) Gregor John Mendel, Answer:, (d) Gregor John Mendel