1321: Helium is used for respiration in deep water instead of nitrogen because:
(a) It is heavier than nitrogen
(b) It is lighter than nitrogen
(c) It mixes less in blood than nitrogen
(d) It helps oxygen burn more quickly
1322: Assertion (A) :
The effect of labour participation in the Indian nationalist upsurge of the early 1930's was weak.
Reason (R) :
The labour leaders considered the ideology of Indian National Congress as bourgeois and reactionary.
(a) Both A and R are individually true and R is the correct explanation of A
(b) Both A and R are individually 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
1323: If all the numbers from 501 to 700 are written, what is the total number of times does the digit 6 appear ?
(A) 141
(B) 138
(C) 140
(D) 139
1324: Vidhushaka, a common character in Sanskrit drama, is invariably a
(a) Brahmana
(b) Kshatriya
(c) Vaisya
(d) Shudra
1325: Assertion (A) :
Panchayati Raj institutions were set up to decentralise planning to village level.
Reason (R) :
Village panchayats are in a better position to have a proper appreciation of their developmental needs.
(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