Physical Geography 3 CHAPTER 1 PHYSICAL GEOGRAPHY 1. A meteor is: (1995) (a) a rapidly moving star. (b) a piece of matter which has entered the earth’s atmosphere from outer space. (c) part of a constellation. (d) a comet without tail. 2. The Standard time of the following countries is ahead or behind Greenwich Mean Time depending on whether they are East or West of the longitude passing through Greenwich. (1995) 1. Cuba 2. Greece 3. Iraq 4. Costa Rica 5. Japan Which one of the following sequential orders gives the correct arrangement of the countries according to their standard time from ahead to behind GMT? (a) 5, 3, 2, 1, 4 (b) 2, 4, 1, 3, 5 (c) 4 , 1, 3, 2, 5 (d) 3, 5, 4, 1, 2 3. Which one of the following is the continent with the highest mean elevation in the world? (1995) (a) Antarctica (b) North America (c) Asia (d) South America 4. The graph given below shows the mean average monthly temperatures (in °C) and mean monthly rainfall (in cms) of a place: (1995) The graph is indicative of which one of the climatic zones of the world ? (a) Wet & dry tropical (b) Rainy tropical (c) Semi-arid tropical (d) Temperate marine 5. Willy-willy is: (1995) (a) a type of tree grown in temperate regions. (b) a wind that blows in a desert. (c) a tropical cyclone of the North-west Australia. Islands 6. Comet Shoemaker–Levy 9 hit the planet: (a) Pluto (b) Mars (c) Jupiter (d) Saturn (1995) low: (1995) (a) temperature (b) velocity (c) pressure (d) density 8. Which one of the following layers of the atmosphere is (a) Troposphere (b) Stratosphere (c) Mesosphere (d) Ionosphere 9. Consider the following statements: (1996) Assertion (A): Areas near the equator receive rainfall throughout the year. Reason (R): High temperatures and high humidity cause convectional rain in most afternoons near the equator. In the context of the above two statements, which one of the following is correct ? (a) Both A and R are true and R is the correct explanation of A. (b) Both A and R are true but R is not a correct explanation of A. (c) A is true but R is false. (d) A is false but R is true. 10. Diamond Ring is a phenomenon observed: (1996) (a) at the start of a total solar eclipse. (b) at the end of a total solar eclipse. (c) only along the peripheral regions of the totality trail. (d) only in the central regions of the totality trail. 11. The tail of a comet is directed away from the sun because: (1997) (a) as the comet rotates around the sun, the lighter mass of the comet is pushed away due to the centrifugal force alone. 4 Physical Geography (b) as the comet rotates, the lighter mass of the comet is attracted by some star situated in the direction of its tail. (c) the radiation emitted by the sun exerts a radial pressure on the comet throwing its tail away from the sun. (d) the tail of the comet always exists in the same orientation. 12. Consider the map given below: (1997) 13. 14. 15. 16. 17. The river shown on the map is: (a) Irrawaddy (b) Mekong (c) Chao Phraya (d) Salween The group of small pieces of rock revolving around the Sun between the orbits of Mars and Jupiter are called: (1997) (a) meteors (b) comets (c) meteorites (d) asteroids If the earth’s direction of rotation is reversed, what would be the IST when it is noon at the International Date Line? (1997) (a) 06.30 hrs (b) 05.30 hrs (c) 18.30 hrs (d) 17.30 hrs Which one of the following stars is nearest to Earth? (1997) (a) Polaris (b) Alpha Centauri (c) Sun (d) Sirius Which one of the following conditions is most relevant for the presence of life on Mars? (1997) (a) Atmospheric composition (b) Thermal conditions (c) Occurrence of ice caps and frozen water (d) Occurrence of ozone Consider the geographical details given in the following (1997) 51°NL country in: (a) North America (b) South America (c) Europe (d) Asia 18. Consider the map given below: (1997) 19. 20. 21. 22. Of the four shaded areas in the map, that which is characterised by hot, dry summers, mild and moist winters and seasonal reversal of winds is the area labelled as: (a) 1 (b) 2 (c) 3 (d) 4 Daily weather map showing isobars is an example of: (1997) (a) Choropleth map (b) Isopleth map (c) Chorochromatic map (d) Choroschematic map Which one of the following is present in the largest amount in terms of per cent by mass in the earth’s crust? (1997) (a) Silicon (b) Oxygen (c) Carbon (d) Calcium Consider the following statements regarding asteroids: (1998) 1. Asteroids are rocky debris of varying sizes orbiting the Sun. 2. Most of the asteroids are small but some have diameter as large as 1,000 km. 3. The orbit of asteroids lies between orbits of Jupiter and Saturn. Of these statements: (a) 1, 2 and 3 are correct (b) 2 and 3 are correct (c) 1 and 2 are correct (d) 1 and 3 are correct Estuaries possess distinct blooms of excessive growth of A 5°EL 50°NL 6°EL (1998) (a) red tides (c) black tides (b) sea tides (d) s Physical Geography 23. Match river labelled A, B, C and D on the given map with their names given in the list and select the correct answer: (1998) List 1. St. Lawrence 2. Orinoco 3. Mackenzie 4. Amazon 5. Yukon Codes: A B C D (a) 4 3 2 1 (b) 5 3 1 2 (c) 5 4 1 3 (d) 3 1 4 2 24. The correct sequence of different layers of the atmosphere from the surface of the Earth upwards is: (1998) (a) Troposphere, Stratosphere, Ionosphere, Mesosphere (b) Stratosphere, Troposphere, Ionosphere, Mesosphere (c) Troposphere, Stratosphere, Mesosphere, Ionosphere (d) Stratosphere, Troposphere, Mesosphere, Ionosphere 25. Consider the following climatic conditions (Northern Hemisphere): (1998) Temperature Rainfall (° C) (cm) Jan. 3.9 4.7 Feb. 4.4 5.7 March 8.3 8.2 April 14.4 9.2 May 20.0 9.2 June 23.3 17.7 July 27.8 14.5 Aug. 27.8 14.0 Sept. 22.3 12.7 Oct. 18.3 7.0 Nov. 12.2 5.0 Dec. 6.7 3.5 These are most likely to be found in the natural regions of: 5 26. 27. 28. 29. 30. (a) China type (b) Equatorial type (c) Hot desert type (d) Monsoon type Match List-I with List-II and select the correct answer using the codes given below the lists: (1998) List–I List–II (Special characteristic) (Name of planet) A. Smallest planet of the solar system 1. Mecury B. Largest planet of the solar system 2. Venus C. Planet second from Sun in the 3. Jupiter solar system D. Planet nearest to Sun 4. Pluto 5. Saturn Codes: A B C D (a) 2 3 5 1 (b) 3 5 1 2 (c) 4 1 2 3 (d) 4 3 2 1 When it is noon at IST meridian, people at another place on the Earth are taking their 6 o’clock morning tea. The longitude of the place is: (1998) (a) 17° 30' E (b) 7° 30' W (c) 172° 30' E (d) 90° W If it is 10.00 a.m. IST, then what would be the local time at Shillong on 92° E longitude ? (1999) (a) 9.38 a.m. (b) 10.38 a.m. (c) 10.22 a.m. (d) 9.22 a.m. Which one of the following scholars suggests the earth’s origin from gases and dust particles? (1999) (a) James Jeans (b) H. Alfven (c) F. Hoyle (d) O. Schmidt Match List-I with List-II and select the correct answer using the codes given below the lists: (1999) List-I List-II (Volcanic Mountain) (Country) A. Mt. Rainier 1. Italy B. Etna 2. Mexico C. Paricutin 3. Philippines D. Taal 4. U.S.A. 6 Physical Geography Codes: A B C (a) 4 2 1 (b) 4 1 2 (c) 2 1 4 (d) 4 3 2 31. In the given map, currents is shown? D 3 3 3 1 which one of the following ocean (1999) (a) Benguela & Falkland (b) Canary & Humboldt (c) Agulhas & Guinea (d) Benguela & Guinea 32. Which one of the following positions shown in the diagram will the height of the ocean tide be maximum? (1999) (a) M1 (a) A (b) B (c) C (d) D 34. A ship sailing from the eastern extremity of the Aleutian Islands to Dutch crosses 180° meridian at 23.30 hrs on January 1, 1999. What time and date will be recorded by the captain of the ship in his diary after one-hour journey from the point of crossing of the meridian? (1999) (a) January 1, 0030 hrs (b) January 2, 0030 hrs (c) January 3, 0030 hrs (d) January 4, 0030 hrs 35. Consider the following temperature and rainfall data: (1999) Month Temperature Rainfall (°C) (cm) January 6.7 14.0 February 6.7 13.2 March 7.2 11.4 April 8.9 9.4 May 11.l 8.1 June 13.9 8.1 July 15.0 9.6 August 15.0 12.2 September 13.9 10.4 October 11.1 14.4 November 8.9 14.0 December 7.8 16.8 The climate to which this data pertains is: (b) M2 (c) M3 (d) M4 33. Which one of the areas marked as A , B, C and D in torrential short-duration rainfall accompanied by thunderstorms? (1999) (b) China type (c) West European type (d) Mediterranean type 36. The physical regions marked as 1, 2, 3 and 4 on the given map are respectively: (1999) Physical Geography (a) Andes, Brazilian Shield, Guyana Highlands and Amazon Basin (b) Andes, Guyana Highlands, Brazilian Shield and Amazon Basin (c) Amazon Basin, Guyana Highlands, Brazilian Shield and Andes (d) Guyana Highlands, Brazilian Shield, Andes and Amazon Basin 37. Match the drainage basins labelled as A, B, C and D with the names listed below and select the correct answer using the codes given below the names of the drainage basins. (2000) Names of drainage basins 1. Ganga-Brahmaputra 2. Indus 3. Parana 4. Zambezi Codes: A B C D (a) 3 1 2 4 (b) 1 3 4 2 (c) 1 3 2 4 (d) 3 1 4 2 38. Match List–I with List–II and select the correct answer using the codes given below the lists. (2000) List–I List–II (Oceanic Trench) (Location) A. Aleutian 1. Indian Ocean 7 C. Sun D. S. Sandwich 4. South Atlantic Ocean Codes: A B C D (a) 2 4 1 3 (b) 2 3 1 4 (c) 1 3 2 4 (d) 1 4 2 3 39. Consider the following statements about the ‘Roaring Forties’. (2000) 1. They blow uninterrupted in the Northern and Southern hemispheres. 2. They blow with great strength and constancy. 3. Their direction is generally from north-west to east in the Southern hemisphere. 4. Overcast skies, rain and raw weather are generally associated with them. Which of the statements given above are correct? (a) 1, 2 and 3 (b) 2, 3 and 4 (c) 1, 3 and 4 (d) 1, 2 and 4 Directions (Q. Nos. 40–41) : In the questions given below are two statements labelled as Assertion (A) and Reason (R). In the context of the two statements, which one of the following is correct? Codes: (a) Both A and R are true and R is the correct explanation of A. (b) Both A and R are true, but R is not a correct explanation of A. (c) A is true, but R is false. (d) A is false, but R is true. 40. Assertion (A): Anti-cyclonic conditions are formed in winter season when atmospheric pressure is high and air temperatures are low. Reason (R): Winter rainfall in Northern causes development of anticyclonic conditions low temperatures. (2001) 41. Assertion (A): During the neap tides, the high spring tide is lower and the low tide is higher than usual. Reason (R): The neap tide, unlike the spring tide, occurs on the new moon instead of on full moon. (2001) 42. Identify the correct order of the process of soil erosion from the following. (2001) (a) Splash erosion, sheet erosion, rill erosion, gully erosion (b) Sheet erosion, splash erosion, gully erosion, rill erosion 8 (c) Rill erosion, gully erosion, sheet erosion, splash erosion (d) Gully erosion, rill erosion, sheet erosion, splash erosion 43. Match List–I with List–II and select the correct answer using the codes given below the lists. (2001) List– I List–II (Local Wind) (Region) A. Fohn 1. Argentina B. Sarmun 2. Kurdistan C. Santa Ana 3. California D. Zonda 4. Alps Codes: A B C D (a) 2 4 1 3 (b) 4 2 3 1 (c) 2 4 3 1 (d) 4 2 1 3 44. The temperature and rainfall of a meteorological station are given below. (2001) Months Temperature Rainfall (0°C) (cm) Jan. 9.4 12.2 Feb. 10.6 9.1 March 11.7 7.9 April 12.2 2.5 May 13.3 1.8 June 13.9 0.3 July 13.9 __ Aug. 14.4 __ Sept. 15.6 0.8 Oct. 15.0 2.5 Nov. 13.3 6.1 Dec. 10.6 11.7 Average Temperature 12.8°C, Average Rainfall 54.9 cm per annum. Identify the region having the above climatic patterns from amongst the following: (a) Mediterranean region (b) Monsoon region (c) Steppe region (d) NW European region 45. Quartzite is metamorphosed from: (2001) (a) limestone (b) obsidian (c) sandstone (d) shale 46. Volcanic eruptions do not occur in the: (2001) (a) Baltic sea (b) Black sea (c) Caribbean sea (d) Caspian sea 47. A class of animals known as Marsupials is a characteristic feature of: (2001) (a) Africa (b) Australia (c) South America (d) South-east Asia Physical Geography 48. Consider the following statements made about sedimentary rocks: (2001) 1. Sedimentary rocks are formed at Earth’s surface by the hydrological system. 2. The formation of sedimentary rocks involves the weathering of pre-existing rocks. 3. Sedimentary rocks contain fossils. 4. Sedimentary rocks typically occur in layers. Which of the statements given above are correct? (a) 1 and 2 (b) 1 and 4 (c) 2, 3 and 4 (d) 1, 2, 3 and 4 49. If the stars are seen to rise perpendicular to the horizon by an observer, he is located on the: (2001) (a) Equator (b) Tropic of Cancer (c) South Pole (d) North Pole 50. Which one of the following weather conditions is indicated by a sudden fall in barometer reading? (2001) (a) Stormy (b) Calm weather (c) Cold and dry weather (d) Hot and sunny weather 51. Cloudy nights are warmer compared to clear cloudless nights because clouds: (2001) (a) prevent cold waves from the sky from descending on Earth. (c) produce heat and radiate it towards Earth. (d) absorb heat from the atmosphere and send it towards Earth. the Earth was spherical? (2001) (a) Aristotle (b) Copernicus (c) Ptolemy (d) Strabo 53. Which one of the following statements is correct with reference to our solar system? (2002) (a) Earth is the densest of all the planets in our solar system. (b) The predominant element in the composition of Earth is silicon. (c) The Sun contains 75% of the mass of the solar system. (d) The diameter of the Sun is 190 times that of the Earth. 54. Open stunted forests with bushes and small trees having long roots and sharp thorns or spines are commonly found in: (2002) (a) Eastern Orissa (b) North-Eastern Tamil Nadu (c) Shiwaliks and Terai region (d) Western Andhra Pradesh Physical Geography 55. Consider the following climatic and geographical phenomena: (2002) 1. Condensation 2. High temperature and humidity 3. Orography 4. Vertical wind Thunder cloud development is due to which of these phenomena? (a) 1 and 2 (b) 2, 3 and 4 (c) 1, 3 and 4 (d) All of these 56. For short-term climatic predictions, which one of the following events, detected in the last decade, is associated with occasional weak monsoon rains in the India sub-continent? (2002) (b) Movement of Jet Streams (c) El Nino and Southern Oscillations (d) Greenhouse effect on global level Directions (Q. Nos. 57-59): In the questions given below are two statements labelled as Assertion (A) and Reason (R). In the context of the two statements, which one of the following is correct? Codes: (a) Both A and R are true and R is the correct explanation of A. (b) Both A and R are true but R is not a correct explanation of A (c) A is true, but R is false. (d) A is false, but R is true. 57. Assertion (A): 60°–65° latitudes in both hemispheres have a low pressure belt instead of high pressure. Reason (R): The low pressure areas are over oceans rather than on land. (2002) from the Earth in the eastward direction. Reason (R): The Earth rotates from west to east and so the satellite attains the escape velocity. (2002) 59. Assertion (A): The surface winds spiral inward upon the centre of the cyclone. Reason (R): Air descends in the centre of the cyclone. (2002) 60. Consider the following ecosystems: (2002) 1. Taiga 2. Tropical evergreen 3. Tropical deciduous 4. Tundra The correct sequence in decreasing order of the Albedo values of these ecosystems is: (a) 1 - 4 - 3 - 2 (b) 4 - 1 - 3 -2 (c) 4 - 1 - 2 - 3 (d) 1 - 4 - 2 -3 9 61. Consider the following statements. (2002) 1. In equatorial regions, the year is divided into four main seasons. 2. In Mediterranean region, summer receives more rain. 3. In China type climate, rainfall occurs throughout the year. 4. Tropical highlands exhibit vertical zonation of different climates. Which of these statements are correct? (a) 3 and 4 (b) 1, 2 and 3 (c) 1, 2 and 4 (d) All of these 62. Consider the following statements: (2002) 1. Ocean currents are the slow surface movement of water in the same. 2. Ocean currents assist in maintaining the earth’s heat balance. 3. Ocean currents are set in motion primarily by prevailing winds. the ocean. Which of these statements are correct? (a) 1 and 2 (b) 2, 3 and 4 (c) 1, 3 and 4 (d) All of these 63. Sun’s halo is produced by the refraction of light in: (2002) (a) water vapour in Stratus clouds (b) ice crystals in Cirro-Cumulus clouds (c) ice crystals in Cirrus clouds (d) dust particles in Stratus clouds 64. The world’s highest ground-based telescopic observatory is located in: (2002) (a) Columbia (b) India (c) Nepal (d) Switzerland Directions (Q. Nos. 65 – 68): In the questions given below are two statements labelled as Assertion (A) and Reason (R). In the context of the two statements, which one of the following is correct? Codes: (a) Both A and R are individually true and R is the correct explanation of A. (b) Both A and R are individually true, but R is not the correct explanation of A. (c) A is true but, R is false. (d) A if false but, R is true. 65. Assertion (A): The amount of moisture in the atmosphere is related to latitude. Reason (R): The capacity to hold moisture in the form of water vapour is related to temperature. (2003) 66. Assertion (A): Unlike temperate forests, the tropical rain forests, if cleared, can yield productive farmland 10 67. 68. 69. 70. Physical Geography that can support intensive agriculture for several years even without chemical fertilisers. Reason (R): The primary productivity of the tropical rain forest is very high when compared to that of temperate forests. (2003) Assertion (A): Areas lying within 5 to 8 degrees altitude on either side of the equator receive rainfall throughout the year. Reason (R) High temperatures and high humidity cause conventional rainfall mostly in the afternoons near the equator. (2003) Assertion (A): Coal-based thermal power stations contribute to acid-rain. Reason (R): Oxides of carbon are emitted when coal burns. (2003) Among the following which planet takes maximum time for one revolution around the Sun? (2003) (a) Earth (b) Jupiter (c) Mars (d) Venus The waterfall ‘Victoria’ is associated with the river: (2003) (a) Amazon (b) Missouri 71. Consider the following statements: (2004) 1. The Islamic Calendar is 12 days shorter than the Gregorian Calendar. 2. The Islamic Calendar began in AD 632. 3. The Gregorian Calendar is a solar calendar. Which of the statement(s) given above is/are correct? (a) Only 2 (b) Only 3 (c) 1 and 2 (d) None of the above 72. Match List–I with List–II and select the correct answer using the codes given below. (2004) List–I List–II (Sea) (Country) A. Black Sea 1. Bulgaria B. Red Sea 2. China C. Yellow Sea 3. Eritrea D. Caspian Sea 4. Kazakhstan Codes: A B C D (a) 1 4 2 3 (b) 2 3 1 4 (c) 1 3 2 4 (d) 2 4 1 3 73. Which one of the following statements is NOT correct? (2004) (a) Gulf with narrow fronts and wider rears experience high tides. (b) Tidal currents take place when a gulf is connected with the open sea by a narrow channel. (c) Tidal bore occurs when a tide enters the narrow and shallow estuary of a river. (d) The tidal nature of the mouth of the river Hooghly is of crucial importance to Kolkata as port. 74. Consider the following statements: (2005) 1. Total land area of Earth is approximately, 1,475 lakh sq km. 2. Ratio of land area to water area of Earth is approximately 1 : 4. 3. Maximum percentage of Earth’s water is in the Which of the statements given above is/are correct? (a) 1 and 3 (b) 2 and 3 (c) Only 1 (d) Only 3 75. Where is the volcanic mountain, Mount St. Helens located? (2005) (a) Chile (b) Japan (c) Philippines (d) United States of America 76. In which one of the following countries did hundreds mudslides triggered by Tropical Storm Jeanne? (2005) (a) Columbia (b) Haiti (c) Sudan (d) Ghana 77. Consider the following statements: (2005) and half degrees to the geographic axis of Earth. 2. Earth’s magnetic pole in the Northern hemisphere is located on a peninsula in Northern Canada. 3. Earth’s magnetic equator passes through Thumba in South India. Which of the statements given above is/are correct? (a) 1, 2 and 3 (b) 2 and 3 (c) Only 2 (d) Only 3 78. In which one of the following oceans is the Diamantina Trench situated? (2006) (c) Indian Ocean (d) Arctic Ocean Directions (Q. No. 79): The following item consists of two statements, one labelled as the 'Assertion (A)' and the other as 'Reason (R)'. You are to examine these two statements carefully and select the answers to these items using the code given below. Codes: (a) Both 'A' and 'R' are individually true and 'R' is the correct explanation of 'A'. (b) Both 'A' and 'R' are individually true, but 'R' is not the correct explanation of 'A'. Physical Geography (c) 'A' is true, but 'R' is false. (d) 'A' is false, but 'R' is true. 79. Assertion (A): To orbit around the Sun, the planet Mars takes lesser time than the time taken by the Earth. Reason (R): The diameter of the planet Mars is less than that of Earth. (2006) 80. Consider the following statements: (2007) 1. The annual range of temperature is greater in the 81. 82. 83. 84. 85. 2. The annual range of temperature is greater in the Northern hemisphere than that in the Southern hemisphere. Which of the statements given above is/are correct? (a) Only 1 (b) Only 2 (c) Both 1 and 2 (d) Neither 1 nor 2 Consider the following statements. (2007) 1. Either of the two belts over the oceans at about 30° to 35° N and S latitudes is known as Horse Latitude. 2. Horse Latitudes are low pressure belts. Which of the statements given above is/are correct? (a) Only 1 (b) Only 2 (c) Both 1 and 2 (d) Neither 1 nor 2 What is the average distance (approximate) between the Sun and the Earth? (2007) 5 5 (a) 70 × 10 km (b) 100 × 10 km (c) 110 × 106 km (d) 150 × 106 km Match List–I with List–II and select the correct answer by using the codes given below the lists. (2007) List–I List–II (City) (River) A. Bangkok 1. Irrawaddy B. Phnom-Penh 2. Mekong C. Hanoi 3. Menam (Chao Phraya) D. Yangon 4. Red River Codes: A B C D (a) 3 2 4 1 (b) 4 1 3 2 (c) 3 1 4 2 (d) 4 2 3 1 The largest coral reef in the world is found near the coast of which one of the following countries? (2007) (a) Australia (b) Cuba (c) Ghana (d) Philippines Consider the following statements. (2007) 1. The albedo of an object determines its visual 2. The albedo of Mercury is much greater than the albedo of Earth. 11 86. 87. 88. 89. 90. 91. Which of the statements given above is/are correct? (a) Only 1 (b) Only 2 (c) Both 1 and 2 (d) Neither 1 nor 2 Consider the following statements. (2007) 1. In the world, tropical deserts occur along the Western margins of continents within the trade wind belt. 2. In India, the East Himalayan region gets high rainfall from North-East winds. Which of the statements given above is/are correct? (a) Only 1 (b) Only 2 (c) Both 1 and 2 (d) Neither 1 or 2 Match List–I with List–II and select the correct answer using the codes given below the lists. (2009) List–I List–II (Geographic Feature) (Country) A. Great Victoria Desert 1. Australia B. Grand Canyon 2. Canada C. Lake Winnipeg 3. New Zealand D. Southern Alps 4. USA Codes: A B C D (a) 1 2 4 3 (b) 1 4 2 3 (c) 3 2 4 1 (d) 3 4 2 1 In the structure of planet Earth, below the mantle, the core is mainly made up of which one of the following? (2009) (a) Aluminium (b) Chromium (c) Iron (d) Silicon Which one of the following planets has the largest number of natural satellites or Moons? (2009) (a) Jupiter (b) Mars (c) Saturn (d) Venus Consider the following countries: (2009) 1. Australia 2. Namibia 3. Brazil 4. Chile Through which of the above does the Tropic of Capricorn pass? (a) Only 1 (b) 2, 3 and 4 (c) 1, 2 and 3 (d) All of these A geographic region has the following distinct characteristics: (2009) 1. Warm and dry climate. 2. Mild and wet winter. 3. Evergreen oak trees. The above features are the distinct characteristics of which one of the following regions ? (a) Mediterranean (b) Eastern China 12 Physical Geography (c) Central Asia (d) Atlantic coast of North America (a) Presence of prominent tropospheric turbulence and (b) Presence of prominent polar front and stratospheric Southern hemisphere? (a) Temperature (2009) (c) Absence of polar front and stratospheric clouds and (c) Rotation of the Earth (d) Pressure 93. A geographic area with an altitude of 400 m has following characteristics (2010) Month J F M A M J J A S O N D 31 31 31 31 30 30 29 28 29 29 30 31 21 21 21 21 21 21 20 20 20 20 20 20 51 85 188 158 139 121 134 168 185 221 198 86 Average maximum temp. °C (d) Increased temperature at polar region due to global warming. Australia. How is La Nina different from EI Nino? (2011) 1. La Nina is characterised by unusually cold ocean temperature in equatorial Indian Ocean whereas EI Nino is characterised by unusually warm ocean Average minimum temp. Rainfall (mm) If this geographic area were to have a natural forest, which one of the following would it most likely be ? (a) Moist temperate coniferous forest (b) Montane subtropical forest (c) Temperate forest (d) Tropical rainforest 94. Consider the following statements: (2010) 1. On the planet Earth, the fresh water available for water found. 2. Of the total fresh water found on the planet Earth, Which of the statements given above is/are correct? (a) Only 1 (b) Only 2 (c) Both 1 and 2 (d) Neither 1 nor 2 95. A new type of El Nino called El Nino Modoki appeared in the news. In this context, consider the following statements: (2010) ocean. 2. Normal El Nino results in diminished hurricanes in the Atlantic Ocean but El Nino Modoki results in a greater number of hurricanes with greater frequency. Which of the statements given above is/are correct? (a) Only 1 (b) Only 2 (c) Both 1 and 2 (d) Neither 1 nor 2 96. The formation of ozone hole in the Antarctic region has been a cause of concern. What could be the reason for the formation of this hole? (2010) 2. EI Nino has adverse effect on South-West monsoon of India, but La Nina has no effect on monsoon climate. Which of the statements given above is/are correct? (a) Only 1 (b) Only 2 (c) Both 1 and 2 (d) Neither 1 nor 2 98. A layer in the Earth’s atmosphere called Ionosphere facilitates radio communication. Why? (2011) waves to Earth. 2. Radio waves have a very long wave length. Which of the statements given above is/are correct? (a) Only 1 (b) Only 2 (c) Both 1 and 2 (d) Neither 1 nor 2 99. What could be the main reason/reasons for the formation of African and Eurasian desert belt? (2011) 1. It is located in the sub-tropical high pressure cells. Which of the statements given above is/are correct? (a) Only 1 (b) Only 2 (c) Both 1 and 2 (d) Neither 1 nor 2 100. If a tropical rainforest is removed, it does not regenerate quickly as compared to a tropical deciduous forest. This is because: (2011) (b) propagules of the trees in a rainforest have a poor viability. (c) the rainforest species are slow-growing. (d) exotic species invade the fertile soil of rainforest 101. Westerlies in Southern hemisphere are stronger and persistent than in Northern hemisphere. Why? (2011) 1. Southern hemisphere has less landmass as compared to Northern hemisphere. 2. Coriolis force is higher in Southern hemisphere as compared to Northern hemisphere. Physical Geography Which of the statements given above is/are correct? (a) Only 1 (b) Only 2 (c) Both 1 and 2 (d) Neither 1 nor 2 102. What is the difference between asteroids and comets? 1. Asteroids are small rocky planetoids, while comets are formed of frozen gases held together by rocky and metallic material. 2. Asteroids are found mostly between the orbits of Jupiter and Mars, while comets are found mostly between Venus and Mercury. 3. Comets show a perceptible glowing tail, while asteroids do not. Which of the statements given above is/are correct? (a) 1 and 2 (b) 1 and 3 (c) Only 3 (d) 1, 2 and 3 103. What is the role of Ultraviolet (UV) radiation in the 1. It inactivates /kills the harmful microorganisms in water. 2. It removes all the undesirable odours from the water. 3. It quickens the sedimentation of solid, particles, removes turbidity and improves the clarity of water. Which of the statement(s) given above is/are correct ? (a) Only 1 (b) 2 and 3 (c) 1 and 3 (d) All of the above 104. Electrically charged particles from space travelling at speeds of several hundred km/sec can severely harm living beings if they reach the surface of the Earth. What prevents them from reaching the surface of the Earth? (2012) poles. outer space. (c) Moisture in the upper layers of atmosphere prevents them from reaching the surface of the Earth. (d) None of the statements (a), (b) and (c) given above is correct. 105. The increasing amount of carbon dioxide in the air is slowly raising the temperature of the atmosphere, because it absorbs. (2012) (a) the water vapour of the air and retains its heat. (b) the ultraviolet part of the solar radiation. (c) all the solar radiations. (d) the infrared part of the solar radiation. 106. Which of the following is /are cited by the scientists as evidence/ evidences for the continued expansion of universe? (2012) 13 1. Detection of microwaves in space. 2. Observation of redshift phenomenon in space. 3. Movement of asteroids in space. 4. Occurrence of supernova explosions in space. Select the correct answer using the codes given below: (a) 1 and 2 (b) Only 2 (c) 1, 3 and 4 (d) None of the above can be cited as evidence 107. Which one of the following sets of elements was primarily responsible for the origin of life on the Earth? (2012) (a) Hydrogen, oxygen, sodium (b) Carbon, hydrogen, nitrogen (c) Oxygen, calcium, phosphorus (d) Carbon, hydrogen, potassium 108. Consider the following factors: (2012) 1. Rotation of the Earth 2. Air pressure and wind 3. Density of ocean water 4. Revolution of the Earth currents? (a) 1 and 2 (b) 1, 2 and 3 (c) 1 and 4 (d) 2, 3 and 4 109. What is the difference between the antelopes, Oryx and Chiru? (2012) (a) Oryx is adapted to live in hot and arid areas whereas Chiru is adapted to live in steppes and semi-desert areas of cold high mountains. (b) Oryx is poached for its antlers whereas Chiru is poached for its musk. (c) Oryx exists in Western India only whereas Chiru exists in North-East India only. (d) None of the statements (a), (b) and (c) given above is correct. 110. Which one of the following is the characteristic climate of the Tropical Savannah region? (2012) (a) Rainfall throughout the year (b) Rainfall in winter only (c) An extremely short dry season 111. Normally, the temperature decreases with the increase in height from the Earth’s surface because: (2012) 1. the atmosphere can be heated upwards only from the Earth’s surface. 2. there is more moisture in the upper atmosphere. 3. the air is less dense in the upper atmosphere. Select the correct answer using the codes given below: (a) Only 1 (b) 2 and 3 (c) 1 and 3 (d) 1, 2 and 3 14 112. Many transplanted seedlings do not grow because: (2013) (a) the new soil does not contain favourable minerals. (b) most of the root hairs grip the new soil too hard. (c) most of the root hairs are lost during transplantation. (d) leaves get damaged during transplantation. 113. Which of the following is/are unique characteristic/ characteristics of equatorial forests? (2013) 1. Presence of tall, closely set trees with crowns forming a continuous canopy. 2. Co-existence of a large number of species. 3. Presence of numerous varieties of epiphytes. Select the correct answer using the codes given below. (a) Only 1 (b) 2 and 3 (c) 1 and 3 (d) All of these 114. ‘Climate is extreme, rainfall is scanty and the people used to be nomadic herders.’ The above satement best describes which of the following regions? (2013) (a) African Savannah (b) Central Asian Steppe (c) North American Prairie (d) Siberian Tundra 115. Variations in the length of day time and night time from season to season are due to: (2013) (a) the Earth’s rotation on its axis. (b) the Earth’s revolution round the Sun in an elliptical manner. (c) latitudinal position of the place. (d) revolution of the Earth on a tilted axis. 116. The annual range of temperature in the interior of the continents is high as compared to coastal areas. What is/are the reason/reasons? (2013) 1. Thermal difference between land and water. 2. Variation in altitude between continents and oceans. 3. Presence of strong winds in the interior. 4. Heavy rains in the interior as compared to coasts. Select the correct answer using the codes given below (a) Only 1 (b) 1 and 2 (c) 2 and 3 (d) All of these 117. Consider the following: (2013) 1. Electromagnetic radiation 2. Geothermal energy 3. Gravitational force 4. Plate movements 5. Rotation of the Earth 6. Revolution of the Earth Which of the above are responsible for bringing dynamic changes on the surface of the Earth? (a) 1, 2, 3 and 4 (b) 1, 3, 5 and 6 (c) 2, 4, 5 and 6 (d) All of these 118. On planet Earth, most of the fresh water exists as ice caps and glaciers. Out of the remaining fresh water, the largest proportion: (2013) Physical Geography (a) is found in atmosphere as moisture and clouds (b) is found in fresh water lakes and rivers (c) exists as groundwater (d) exists as soil moisture 119. Contour bunding is a method of soil conservation used in: (2013) (a) desert margins, liable to strong wind action (c) scrublands, liable to spread to weed growth (d) None of the above 120. If a wetland of international importance is brought under the ‘Montreux Record’, what does it imply (2013) (a) Changes in ecological character have occurred, are occurring or are likely to occur in the wetland as a result of human interference (b) The country in which the wetland is located should enact a law to prohibit any human activity within 5 km from the edge of the wetland (c) The survival of the wetland depends on the cultural practices and traditions of certain communities living in its vicinity and therefore the cultural diversity therein should not be destroyed (d) It is given the status of ‘World Heritage Site’ 121. Which of the following add/adds carbon dioxide to the carbon cycle on the planet Earth? (2013) 1. Volcanic action 2. Respiration 3. Photosynthesis 4. Decay of organic matter Select the correct answer using the codes given below: (a) 1 and 3 (b) Only 2 (c) 1, 2 and 4 (d) All of the above 122. Which of the following phenomena might have 1. Continental drift 2. Glacial cycles Select the correct answer using the codes given below: (a) Only 1 (b) Only 2 (c) Both 1 and 2 (d) Neither 1 nor 2 123. The seasonal reversal of winds is the typical characteristic of: (2014) (a) Equatorial climate (b) Mediterranean climate (c) Monsoon climate (d) All of these 124. In the Sou in tropical latitudes, cyclone does not originate. What is the reason? (a) Sea surface temperatures are low (c) Coriolis force is too weak (d) Absence of land in those regions 125. Tides occur in the oceans and seas due to which among the following? 1. Gravitational force of the Sun 2. Gravitational force of the Moon 3. Centrifugal force of the Earth Select the correct answer using the code given below : (a) 1 only (b) 2 and 3 only (c) 1 and 3 only (d) 1, 2 and 3 Physical Geography 126. Consider the following statements: 15 (2018) hundred thousand years. 2. When the Earth was created more than 4000 carbon dioxide. 127. 128. 129. 130. the early atmosphere of the Earth. 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 With reference to agricultural soils, consider the following statements: (2018) 1. A high content of organic matter in soil drastically reduces its waterholding capacity. 2. Soil does not play any role in the sulphur cycle. 3. Irrigation over a period of time can contribute to the salinisation of some agricultural lands. Which of the statements given above is/are correct? (a) 1 and 2 only (b) 3 only (c) 1 and 3 only (d) 1, 2 and 3 Consider the following statements: (2018) 1. Most of the world’s coral reefs are in tropical waters. 2. More than one-third of the world’s coral reefs are located in the territories of Australia, Indonesia and Philippines. 3. Coral reefs host far more number of animal phyla than those hosted by tropical rainforests. Which of the statements given above is/are correct? (a) 1 and 2 only (b) 3 only (c) 1 and 3 only (d) 1, 2 and 3 On 21st June, the Sun (2019) (a) does not set below the horizon at the Arctic Circle (b) does not set below the horizon at Antarctic Circle (c) shines vertically overhead at noon on the Equator (d) shines vertically overhead at the Tropic of Capricorn In the context of which of the following do some scientists suggest the use of cirrus cloud thinning technique and the injection of sulphate aerosol into stratosphere? (2019) (b) Reducing the frequency and intensity of tropical cyclones (c) Reducing the adverse effects of solar wind on the Earth (d) Reducing the global warming 131. In the context of which one of the following are the terms (a) Extraction of rare earth elements (b) Natural gas extraction technologies (c) Hydrogen fuel-based automobiles (d) Waste-to-energy technologies 132. For the measurement/estimation of which of the following are satellite images/remote sensing data used? (2019) 2. location Greenhouse gas emissions from rice paddies of a Select the correct answer using the code given below. (a) 1 only (b) 2 and 3 only (c) 3 only (d) 1, 2 and 3 133. Why are dewdrops not formed on a cloudy night? (2019) (a) Clouds absorb the radiation released from the Earth's surface. (c) The Earth's surface would have low temperature on cloudy nights. 134. With reference to Ocean Mean Temperature (OMT), which of the following statements is/are correct? (2020) 1. OMT is measured up to a depth of 26°C isotherm which is 129 meters in the south-western Indian Ocean during January - March. 2. OMT collected during January - March can be used in assessing whether the amount of rainfall in monsoon will be less or more than a certain longterm mean. Select the correct answer using the code given below: (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2 135. Consider the following statements: (2020) 1. Jet streams occur in the Northern Hemisphere only. 2. Only some cyclones develop an eye. 3. The temperature inside the eye of a cyclone is nearly 10°C lesser than that of the surroundings. Which of the statements given above is/are correct? (a) 1 only (b) 2 and 3 only (c) 2 only (d) 1 and 3 only 136. With reference to India, Kuchaman, Sargol and Khatu are the names of (2021) (a) glaciers (b) mangrove areas (c) Ramsar sites (d) Saline lakes 137. Consider the following statements: (2021) 1. The Global Ocean Commission grants licences for seabed exploration and mining in international waters. 2. India has received licences for seabed mineral exploration in international waters. international waters. Which of the statements given above are correct? (a) 1 and 2 only (b) 2 and 3 only (c) 1 and 3 only (d) 1, 2 and 3 16 Physical Geography 138. Consider the following statements: (2021) 1. In the tropical zone, the western sections of the oceans are warmer than the eastern sections owing 143. W issue which Senkaku Islands, sometimes mentioned in the news? 2. In the temperate zone, westerlies make the eastern sections of oceans warmer than the. Western sections. Which of the statements given above is/are correct? (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2 139. “Leaf litter decomposes faster than in any other biome and as a result the soil surface is often almost bare. Apart from trees, the vegetation is largely composed of plant forms that reach up into the canopy vicariously, by climbing the trees or growing as epiphytes, rooted on the upper branches of trees.” This is the most likely description of (2021) (a) coniferous forest (b) dry deciduous forest (c) mangrove forest (d) tropical rain forest 140. Which one of the following lakes of West Africa has become dry and turned into a desert? made by a country around South China Sea. (b) China and Japan engage in maritime disputes over these islands in East China Sea (c) A permanent American military base has been set up there to help Taiwan to increase its defence capabilities. (d) Through International Courts of Justice declared them as no man’s land, some South-East Asian countries claim them. 144. Consider the following pairs 141. In the northern hemisphere, the longest day of the year normally occurs in the: (a) First half of the month of June (b) Second half of the month of June (c) First half of the month of July (d) Second half of the month of July 142. Consider the following statements: cool the surface of the Earth. 2. Low clouds have a high absorption of infrared radiation emanating from the Earth’s surface and thus cause warming effect. 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 Country Important reason for being in the news recently 1. Chad Setting up of permanent military base by China 2. Guinea Suspension of Constitution and Government by military 3. Lebanon Severe and prolonged economic depression Suspension of Parliament by President How many pairs given above are correctly matched? (a) Only one pair (b) Only two pairs (c) Only three pairs (d) All four Pairs 145. Consider the following pairs: 4. Tunisia Region often mentioned in the news Country 1. Anatolia – Turkey 2. Amhara – Ethiopia 3. Cabo Delgado – Spain 4. Catalonia – Italy How many pairs given above are correctly matched? (a) Only one pair (b) Only two pairs (c) Only three pairs (d) All four pairs ANSWERS WITH EXPLANATIONS 1. (b) A Meteor is a piece of matter which has entered the earth’s atmosphere from outside space. It burns up upon entering earth’s atmosphere, creating a streak of light in the sky. 2. (a) The standard time of the countries depend on whether they are east or west of the longitude passing through Greenwich Mean Time. The countries from east to west are Japan, Iraq, Greece, Cuba and Costa Rica. at 0 degree longitude. 3. (a) Antarctica has the highest average elevation among all the continents. Antarctica is the Southernmost Continent, which is a virtually uninhabited, icecovered landmass. 4. (a) According to the graph the average temperature is 15–25°C and the mean rainfall is 15–25 cm. Hence, the graph shown indicates wet and dry tropical climatic zone. Tropical wet and dry climate is mainly found within the tropics. The tropics are two lines of