1. Where does most of the weather phenomena take place?
Correct : B. Troposphere
2. Mariana Trench is found in –
Correct : B. Pacific Ocean
3. Which one of the following ocean currents does not occur in Atlantic Ocean?
Correct : C. Peru current
4. Which current is responsible for increase in the temperature of the western Europe?
Correct : D. North Equatorial current
5. Tsunamis are cuased by –
Correct : B. earthquakes
6. Coffee is a –
Correct : C. Tropical shrub
7. Contour ploughing helps in –
Correct : C. soil conservation
8. Global warming is expected to result in
Correct : D. All of the above
9. Which one of the following is an abiotic and renewable resource?
Correct : C. water
10. The largest ecosystem of the Earth is –
Correct : A. Biome
11. An ecosystem consists of –
Correct : C. a living community and its environment.
12. Humus is a type of –
Correct : B. decaying organic matters in soil
13. Tides in the sea are caused by –
Correct : C. eombined effect of Moon and Sun
14. Sea water is saltier than rain water because –
Correct : A. rivers wash away salts from earth and pour them into the sea
15. Which of the following statements is correct?
Correct : A. Lava and magma both have gas
16. A day is added when one crosses –
Correct : A. the equator from south to north
17. The moon is showing its same face to the earth because –
Correct : C. Its periods of rotation and revolution are the same
18. Stars twinkle but planets do not twinkle because –
Correct : D. they are nearer to the earth and hence we receive a greater amount of light and therefore minor variations in intensity are not noticeable
19. The mass of Jupiter is approximately –
Correct : B. one thousandth of the solar mass
20. What is the epicentre of an Earthquake?
Correct : D. The point on the earth's surface vertically above the seismic focus
21. Which one of the following organizations is responsible for publishing topographical sheets?
Correct : D. Survey of India (S.O.I.)
22. Troposphere is the hottest part of the atmosphere because-
Correct : C. it is heated by the Earth's surface
23. The South-East trade winds are attracted towards the Indian sub-continent in the rainy season due to –
Correct : D. the presence of low atmospheric pressure over North-West India
24. Which one of the following is the correct sequence of ecosystem in the order of decreasing productivity?
Correct : D. Mangroves, grasslands, lakes, oceans
25. The tides in the sea are primarily due to –
Correct : D. the gravitational effect of the Moon on the Earth
26. Cloud burst means –
Correct : B. Abnormally heavy downpour of rain, associated with thunderstorm
27. Which of the following is FALSE with respect to rain water harvesting?
Correct : D. It increases run-off losses.
28. Ozone layer is formed due to reactions of :
Correct : A. oxygen and ultraviolet rays
29. Laterite soils are found in area where –
Correct : B. temperature is high and rain fall is heavy
30. When does solar eclipse take place?
Correct : C. When the moon is between the sun and earth
31. The Montreal Protocol 1987 refers to –
Correct : D. saving the ozone layer from destruction by reducting the use of CFCs
32. What makes an ecosystem?
Correct : A. A living community and its environment
33. Airmass near to the earth's surface is warmer because it –
Correct : C. is warmed by terrestrial radiation
34. Which one of the following is called North-easter?
Correct : C. Cold and fast-blowing winds from the polar region in northern hemisphere
35. Where are the hot deserts generally found?
Correct : B. On the western margins of the Tropics
36. Why are winters more severe in Southern Hemisphere than in Northern Hemisphere?
Correct : A. Earth is titled towards the sun in the Northern Hemisphere
37. What is meant by Isthmus?
Correct : C. Narrow strip of land dividing two oceans
38. Magnetic Meridian is a –
Correct : D. Plane passing through the magnetic north and magnetic south of Earth
39. 'Cloud burst' means –
Correct : B. Abnormally heavy downpour of rain, associated with a thunderstorm.
40. Best way to conserve our water resources :
Correct : D. All of the options mentioned here
41. The word Biosphere refers to :
Correct : A. Zone of soil, water and air around earth capable of supporting the flora and fauna.
42. Spring tides occur on –
Correct : B. Full moon day as well as on new moon day
43. Choose the correct option which represents the arrangement of atmospheric layers.
Correct : D. Troposphare, Ionosphere, Ecosphere
44. The 'graded profile' of a river course is a
Correct : A. smooth curve from source to mouth
45. Which one of the following is called as "Roaring Forty"?
Correct : A. Winds blowing in southern hemisphere between 40°-60° S
46. The distribution of characteristic vegetation of a region is determined mainly by –
Correct : A. soil, water and temperature
47. The food chain refers to the transfer of energy from :
Correct : C. one organism to another
48. The presence of a lion in the forest is essential in order to –
Correct : C. save the pastures from being overgrazed
49. The main cause of global climatic change is –
Correct : A. increase in the content of carbon dioxide in the atmosphere
50. Echo sounding is the technique applied to—
Correct : A. measure the depth of the sea
51. The term territorial water means –
Correct : D. Water of the sea located close to the coast of a country
52. The acceleration due to gravity at the equator –
Correct : A. is less than that at the poles
53. Solar eclipse occurs when –
Correct : B. the Moon comes between the Sun and the Earth
54. Biosphere refers to –
Correct : C. the portion of the earth, including the oceans, the land, the soil and the atmosphere inhabited by living organisms
55. Granite, quartzite areas have upstanding look because –
Correct : D. not easily worn down
56. Equator represents –
Correct : B. imaginary line passing round the Earth midway between North & South poles
57. Tides in the sea have stored in them :
Correct : C. Gravitational potential energy
58. Snakes and vultures are eating rats in a field. If wild dogs are let into the field, what will be the immediate result?
Correct : C. Decrease in the number of rats
59. Man can maintain an ecological balance in the biosphere by-
Correct : D. understanding the delicate balance in the relative number of organisms
60. Extensive deserts occur in the western tropical regions of continents because :
Correct : C. of the effect of both the off-shore easterly trade winds and cold ocean currents.
61. An Equinox is when:
Correct : A. Day and night are of equal length
62. The four largest planets of the Solar System in decreasing size are –
Correct : C. Jupiter, Saturn, Uranus and Neptune
63. Uneven distribution of insolation on the earth is mainly due to the –
Correct : A. spherical shape of the earth
64. The temperature of water at the bottom of a large waterfall is higher than that of the water at the top, because –
Correct : C. the kinetic energy of the falling water is converted into heat.
65. A geyser is a spring which –
Correct : C. throws water and steam at regular intervals
66. 'Green Accounting' means measuring the National Income of the country taking into account estimation of –
Correct : C. pollution and environmental damage
67. 'Green House Effect' means –
Correct : C. Trapping of solar energy due to atmospheric carbon dioxide
68. A natural region has the similarity of –
Correct : A. climate and natural vegetation
69. Which of the following statements is correct?
Correct : D. All of the above
70. The largest dry dock in India is situated at -
Correct : B. Marmagoa
71. Which among the following is not an inner planet?
Correct : B. Saturn
72. Asteroids, are also called as minor planets found between the orbits of -
Correct : C. Mars and Jupiter
73. All the planets in the solar system move around the sun in a -
Correct : B. Elongated path
74. The large collection of Stars, dust and gas held together by gravitational attraction between components is known as -
Correct : C. Galaxy
75. The rock that results from solidification of molten lava from a volcano is an example of Which of the following?
Correct : A. Igneous rocks
76. Earth's Deepest point in water is Mariana trench. It is located in which of the following oceans?
Correct : D. Pacific Ocean
77. 1-degree of latitude is equal to -
Correct : C. 111 km.
78. Which city is located on the banks of the river Brahmaputra?
Correct : C. Dibrugarh
79. An island nation Maldives, is located in
Correct : D. Indian ocean
80. World's longest land border is between which two countries?
Correct : D. Canada and USA
81. The Yellow river passes through which country?
Correct : B. China
82. Alps mountain range is located in which continent?
Correct : A. Europe
83. The degree measure of Prime Meridian is -
Correct : C. 0°
84. The standard meridian (IST) India is -
Correct : A. 82.3 East
85. Which river in India flows in a rift valley?
Correct : B. Tapti
86. Which one of the following rivers flows across China, India and Bangladesh?
Correct : B. Brahmaputra
87. Cuba is in –
Correct : B. Atlantic ocean
88. In India, the Temperate Forest Research Centre is in which city?
Correct : A. Shimla
89. Masai is a tribe of which of the following country?
Correct : A. Kenya
90. Why the Earth is having its own atmosphere ?
Correct : C. Gravity
91. One of the largest salt deserts in the world, the 'Rann of Kutch' is primarily located in which state of India?
Correct : B. Gujarat
92. The longest river of peninsular India is
Correct : B. Godavari
93. The outermost range of Himalaya is called -
Correct : B. Shiwalik
94. Among the following States, has the lowest birth rate in India.
Correct : A. Kerala
95. At Barren Island, the only active volcano in India is situated in -
Correct : A. Andaman Island
96. Tsangpo is the other name in Tibet for
Correct : C. Brahmaputra
97. The largest herbarium of India is located at -
Correct : A. Kolkata
98. Mina is the tribe of -
Correct : C. Rajasthan
99. Mean difference between The Sun and The Earth is -
Correct : A. 1 A.U.
100. Which of the following is not a part of solar system ?