321. The polar diameter is ____ to the equatorial diameter. A. more B. equal C. less D. they cannot be compared ✅ The correct answer is option C.
322. The third world includes about 120 countries of A. Asia, Africa and Central America B. Asia, Australia and Europe C. Africa, North America D. None of the above ✅ The correct answer is option A.
323. The tide produced when the moon and the sun are at right angles to the earth, thus pulling in opposite directions, is called A. neap tide B. spring tide C. diurnal tide D. ebb tide ✅ The correct answer is option A.
324. The process of soil development is called A. leaching B. illuviation C. eluviations D. pedogenesis ✅ The correct answer is option D.
325. The tide of minimum rise is called A. spring tide B. low tide C. ebb tide D. None of the above ✅ The correct answer is option B.
326. The uppermost epoch of the Neogene period is A. the Pliocene epoch B. the Pleistocen epoch C. the Miocene epoch D. the Oligocene epoch ✅ The correct answer is option A.
327. Which of the following is a warm current? A. Benguela current B. Labrador current C. Kurosiwo current D. South Pacific current ✅ The correct answer is option C.
328. The mountains that separate European and Arctic Russia are A. the Pyranees B. the Balkans C. the Carpathians D. the Urals ✅ The correct answer is option D.
329. The part of the earth and thin layer of air above its surface, which support life on earth, are referred to as A. stratosphere B. ionosphere C. biosphere D. mesosphere ✅ The correct answer is option C.
330. The minerals resources of north-eastern zone include A. coal, Fe, Mn, Cu, Mica, U, diamond B. crude Petroleum and natural gas C. Fe, Au(gold) D. natural gas, Fe, Au, Mn, U ✅ The correct answer is option A.