361. The mica belt of the Himalayas, the major part of it is situated in A. Andhra Pradesh B. Bihar C. Rajasthan D. West Bengal ✅ The correct answer is option B.
362. The process that may cause physical weathering or mechanical rupture are A. abrasion, crystallization, pressure release B. abrasion, oxidation, hydrolysis C. crystallization, carbonation, thermal insolation D. None of the above ✅ The correct answer is option A.
363. The steady or initial phase of the magnetic storms is A. preceded by storm sudden commencement B. magnetic storm at middle and low altitudes C. a sharp increase of the field D. None of the above ✅ The correct answer is option A.
364. The main properties of cosmic ray particles are A. its electric charge B. its rest mass C. its energy D. All of these are its properties ✅ The correct answer is option D.
365. The relative abundance of dissolved salts in seawater in descending order is as follows A. chlorine, sodium, sulphate, magnesium, calcium, potassium B. sodium, chlorine, magnesium, potassium, sulphate, calcium C. chlorine, magnesium, calcium, sodium, potassium, sulphate D. chlorine, sodium, magnesium, calcium, potassium, sulphate ✅ The correct answer is option A.
366. The sidereal month may be defined as A. the period in which the moon completes an orbit around the earth B. the period in which the moon completes an orbit around the earth and returns to the same positions in the sky C. the period of rotation of moon D. None of the above ✅ The correct answer is option B.
367. The main vegetation of the steppe type climatic regions is A. evergreen forests B. evergreen deciduous forests C. large grasslands D. coniferous forests ✅ The correct answer is option C.
368. The monsoon climatic regions are A. South-east Asia including Australia, Africa, America B. Europe and South America C. Asia, Africa and Antarctica D. None of the above ✅ The correct answer is option A.
369. The moon A. is the natural satellite of earth B. has no liquid water C. has no atmosphere D. All of the above ✅ The correct answer is option D.
370. The main objective of multi-purpose river projects are A. extension of irrigation facilities by constructing dams to store surplus water during the rainy season, for release in summer B. power generation by constructing hydro power stations C. flood controls and making rivers navigable D. All of the above ✅ The correct answer is option D.