4381: Convertibility of rupee implies
(a) being able to convert rupee notes into gold
(b) allowing the value of rupee to be fixed by market forces
(c) freely permitting the conversion of rupee to other currencies and vice versa
(d) developing an international market for currencies in India
4382: A balloon filled with air is weighed (W) so that it just floats in water as shown in the figure. When it is further pushed by a short distance in water, it will:
(a) Sink to the bottom.
(b) Stay at the depth where it stands submerged.
(c) Come back to its original position.
(d) Sink down a little further but will not reach the bottom.
4383: Due to their extensive rice cultivation, some regions may be contributing to global warming. To what possible reason/reasons is this attributable ?
1. The anaerobic conditions associated with rice cultivation cause the emission of methane.
2. When nitrogen based fertilizers are used, nitrous oxide, is emitted from the cultivated soil.
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
4384: "In this instance we could not play off the Mohammedans against the Hindus". To which one of the following events did this remark of Aitchison relate ?
(a) Revolt of 1857
(b) Champaran Satyagraha (1917)
(c) Khilafat and Non-Cooperation Movement (1919-22)
(d) August Movement of 1942
4385: Which one of the following ports of India handles the highest tonnage of import cargo ?
(a) Calcutta
(b) Kandla
(c) Mumbai
(d) Visakhapatnam