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

List any three consequences of high population density.

List any five major disadvantages of having large families ………………………………..

What are the three aspects covered under family welfare?

State whether the following statements are True (T) or False (F). If false, write the correct word for the one which is wrong. Statement T/F Correct

(i) Some vitamin preparations prevent the release of the egg from the ovary. …………….

(ii) Use of a condom for contraception is a barrier method. ……………………….

(iii) IUDs prevent implantation of the embryo in the vagina. ………………………..

(iv) Tubectomy is performed on females. …………………………