2721: The Balkan Plan for fragmentation of India was the brain-child of
(a) W. Churchill
(b) M. A. Jinnah
(c) Lord Mountbatten
(d) V. P. Menon
2722: Which of the following is the correct order of increasing size of the grains of soil particles?
(A) Clay
(B) Silt
(C) Sand
(D) Gravel
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(a) A, B, C, D
(b) D, C, A, B
(c) B, C, A, D
(d) C, D, B, A
2723: Assertion (A)
The revolt of 1857 failed
Reason (R)
It lacked adequate organisation and military power
(a) Both A and R are correct but R is not the correct explanation of A
(b) A is correct but R is incorrect
(c) A is incorrect but R is correct
(d) Both A and R are correct and R is correct explanation of A
2724: Which one among the following is called philosopher's wool?
(a) Zinc oxide
(b) Zinc chloride
(c) Zinc nitrate
(d) Zinc bromide
2725: The country scene is one of desolation, with dry, deep and narrow gullies. There is little vegetation and that too thorny shrub variety. Human settlements are scarce. The scene may belong to:
(a) West Rajasthan
(b) Bundelkhand region
(c) Malwa region
(d) Chambal valley