251: If a toy boat in a tank sinks, the level of water will:
(a) Increase
(b) Decrease
(c) Fluctuate
(d) Remain the same
252: Pampas are the vast grassy plains of:
(a) South America
(b) North America
(c) Africa
(d) Eurasia
253: Which one of the following is the most important reason for the establishment of the Vikram Sarabhai Space Centre at Thumba?
(a) The sea is near to the place in the East, West and South directions
(b) It is a place near to a city in India, which is nearest to the Geographic Equator
(c) It is situated on the Geomagnetic Equator
(d) Outer space near Thumba exhibits queer atmospheric phenomena
254: Match List-I with List-II and select the correct answer using the codes given below the lists:
List-I (Person) -- List-II (Position)
A. Nagender Singh -- 1. Chief Election Commissioner of India
B. A. N. Ray -- 2. President, International Court of Justice
C. R. K. Trivedi -- 3. Chief Justice of India
D. Ashok Desai -- 4. Attorney General of India
(a) 2 4 1 3
(b) 2 3 1 4
(c) 1 4 2 3
(d) 1 3 2 4
255: Which one of the following is a modern tank?
(a) Bhim
(b) Akash
(c) Arjun
(d) Prithvi