271: Assertion (A) :
The rate of growth of India's exports has shown an appreciable increase after 1991.
Reason (R) :
The Government of India has resorted to devaluation.
(a) Both A and R are true, and R is the correct explanation of A
(b) Both A and R are true, but R is not a correct explanation of A
(c) A is true, but R is false
(d) A is false, but R is true
272: Whom did Gandhiji consider his political Guru?
(a) Vinoba Bhave
(b) B. G. Tilak
(c) Gopal Krishna Gokhale
(d) Dadabhai Naoroji
273: Permanent hardness of water cannot be removed by:
(a) Boiling
(b) Adding caustic soda
(c) Distillation
(d) Adding soda
274: Assertion
Great Britain gave India her independence on August 15, 1947.
Reason :
Great Britain became weak after her involvement in World War II.
(a) both A and R are true but R is not the reason for A
(b) both A and R are true but R is the reason for A
(c) neither A nor R is correct
(d) A is correct but R is wrong
275: Poison glands of snakes are homologous to
(a) electric organs of fishes
(b) stings of rays
(c) sebaceous glands of mammals
(d) salivary glands of vertebrates