2981: Hydroponics means:
(a) Cultivation of plants without the use of soil
(b) Detection of sound in water
(c) Animals living in water
(d) A Japanese way of flowering
2982: A train completes a journey with a few stoppages in between at an average speed of 40 km per hour. If the train had not stopped anywhere, it would have completed the journey at an average speed of 60 km per hour. On an average, how many minutes per hour does the train stop during the journey?
(A) 18 minutes per hour
(B) 15 minutes per hour
(C) 20 minutes per hour
(D) 10 minutes per hour
2983: What is the average distance (approximate) between the Sun and the Earth?
(A) 150x10 6km
(B) 100x10 5km
(C) 110x10 6km
(D) 70x10 5km
2984: Consider the following rivers :
I. Kishenganga
II. Ganga
III. Wainganga
IV. Penganga
The correct sequence of these rivers when arranged in the north-south direction is
(a) I, II, III, IV
(b) II, I, III, IV
(c) II, I, IV, III
(d) I, II, II, III
2985: The lowering of Bank Rate by the Reserve Bank of India leads to
(a) More liquidity in the market.
(b) Less liquidity in the market.
(c) No change in the liquidity in the market.
(d) Mobilization of more deposits by commercial banks.