2621: Assertion (A):
Bangalore receives much higher average annual rainfall than that of Mangalore.
Reason (R):
Bangalore has the benefit of receiving rainfall both from south-west and north-east monsoons.
(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 the correct explanation of A
(c) A is true but R is false
(d) A is false but R is true
2622: When three coins are tossed together the probability that all coins have the same face up is
(a) 1/3
(b) 1/6
(c) 1/8
(d) None of these
2623: Consider the following statements :
1. In the year 2006, India successfully tested a full-fledged cryogenic stage in rocketry.
2. After USA, Russia and china, India is the only country to have acquired the capability for use of cryogenic stage in rocketry.
Which of the statements given above is are correct ?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
2624: Consider a specific point on the surface of the earth (say, the city of Delhi). The temperature at a given time of day (say, 12.00 noon) will in general be higher in summer than in winter. This is because
(a) the earth is closer to the sun in summer than in winter.
(b) sun-rays falling on the earth are inclined more towards the surface of the earth in winter.
(c) evaporation of water from atmospheric precipitation occurring in winter alone.
(d) the axis of the earth is inclined more towards the sun in summer.
2625: Which one of the following chemicals is responsible for the depletion of ozone layer in the atmosphere?
(a) Chlorofluorocarbons
(b) Nitrous oxide
(c) Sulphur dioxide
(d) Carbon dioxide