921: Which one of the following movements has contributed to a split in the Indian National Congress resulting in the emergence of 'moderates' and 'extremists'?
(a) Swadeshi Movement
(b) Quit India Movement
(c) Non-Cooperation Movement
(d) Civil Disobedience Movement
922: Recently, there has been a concern over the short supply of a group of elements called 'rare earth metals'. Why?
1. China, which is the largest producer of these elements, has imposed some restrictions on their export.
2. Other than China, Australia, Canada and Chile, these elements are not found in any country.
3. Rare earth metals are essential for the manufacture of various kinds of electronic items and there is a growing demand for these elements.
Which of the statements given above is/are correct?
(a) 1 only
(b) 2 and 3 only
(c) 1 and 3 only
(d) 1, 2 and 3
923: Consider the following statements:
1. During the process of osmosis, the solvent travels from concentrated solution to the diluted solution.
2. In the reverse osmosis, external pressure is applied to the dilute solution.
Which of the following statements given above is/are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
924: In India, in which one of the following types of forests is teak a dominant tree species?
(a) Tropical moist deciduous forest
(b) Tropical rain forest
(c) Tropical thorn scrub forest
(d) Temperate forest with grasslands
925: If the stars are seen to rise perpendicular to the horizon by an observer, he is located on the
(a) Equator
(b) Tropic of Cancer
(c) South Pole
(d) North Pole