1086: The satellites of which one of the following countries have helped in the preparation of a detailed and complete map of Antarctica ?

(a) Canada
(b) France
(c) Russia
(d) USA
1087: Which one of the following elements is essential for the construction of nuclear reactors ?

(a) Cobalt
(b) Nickel
(c) Zirconium
(d) Tungsten
1088: Arrange the following in a chronological order:

(i) Foundation of Muslim League

(ii) Jallianwala Bagh Massacre

(iii) Khilafat Movement

(iv) Civil Disobedience Movement

(a) (i), (iii), (ii), (iv)

(b) (i), (ii), (iii), (iv)

(c) (iv), (ii), (i), (iii)

(d) (ii), (iv), (i), (iii)
1089: The purpose of the inclusion of Directive Principles of State Policy in the Indian Constitution is to establish :

(a) political democracy
(b) social democracy
(c) Gandhian democracy
(d) social and economic democracy
1090: Solution of washing soda in water is:

(a) Acidic

(b) Basic

(c) Neutral

(d) Sour