1291: Arrange the following three atmospheric layers starting from the surface of the earth
A. Stratosphere
B. Ionosphere
C. Troposphere
(a) A, B, C
(b) C, A, B
(c) A, C, B
(d) C, B, A
1292: In a parliamentary system the executive is responsible:
(a) Directly to the people
(b) To legislature
(c) To judiciary
(d) None of the above
1293: Assertion (A):
The boiling point of water decreases as the altitude increases.
Reason (R):
The atmospheric pressure increases with altitude.
(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
1294: Khetri, Kolar, Sindri and Jharia are associated with:
(a) Copper, gold, fertilisers and coal
(b) Copper, gold, coal and iron
(c) Copper, gold, coal and gypsum
(d) Iron, gold, coal and copper
1295: The escape velocity from the earth's surface is about:
(a) 30 km/sec
(b) 6 km/sec
(c) 11.2 km/sec
(d) 300 km/sec