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61. Tsunami is the result of which one of the followings ?
(a) Earthquake
(b) Storm
(c) Hurricane
(d) Avalanche
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62. Formation of hole in Ozone layer is maximum over which place ?
(a) India
(b) Africa
(c) Europe
(d) Antarctica
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63. Which of the following gas is considered responsible for damage to the Taj Mahal at Agra ?
(a) Sulphur dioxide
(b) Chlorine
(c) Fluorine
(d) Carbon fluoride
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64. The main cause of algal blooming in an aquatic ecosystem is
(a) Global warming
(b) Salination
(c) Eutrophication
(d) Bio-magnification
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65. Which of the following atmospheric lavers is nearest to the earth?
(a) Troposphere
(b) Exosphere
(c) Stratosphere of
(d) Thermosphere
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66. Which of the following gas leaked during Bhopal gas tragedy?
(a) Methyl isocyanide
(b) Methyl isocyanate
(c) Ethyl isocyanide
(d) Ethyl isocyanate
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67. Which scientist used the term ‘Ecology’ – for the first time ?
(a) Charles Elton
(b) Arthur Tansley
(c) Eugene Odum
(d) Ernst Haeckel
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68. The maximum numbers of individuals that can be sustained in a given environment, is termed:
(a) Carrying Capacity
(b) Biotic Potential
(c) Environmental Resistance
(d) Population Size
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69. pH of normal rain water is about
(a) 2.6
(b) 3.0
(c) 5.6
(d) 9.3
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70. Working of a solar cell is based on which one of the following ?
(a) Laser Technology
(b) Tyndall effect
(c) Thermal Emission
(d) None of these
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71. Name that component of diet which is assimilated as such.
(a) Fats
(b) Proteins
(c) Carbohydrates
(d) Vitamins
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72. The first transgenic plant produced was
(a) Maize
(b) Rice
(c) Tobacco
(d) Cotton
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73. Which of the following causes Polio disease ?
(a) Bacteria
(b) Virus
(c) Fungus
(d) Parasite
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74. In curd, which bacteria are found in abundance ?
(a) Salmonella sps.
(b) Lactobacillus sps.
(c) E. colis
(d) All of these
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75. Who is the winner of ICC Cricket World Cup 2019 ?
(a) India
(b) England
(c) West Indies
(d) South Africa
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76. Dobson unit is used to measure which one of the following ?
(a) Thickness of Ozone layer
(b) Pesticide contamination in water
(c) Aerosol concentration in atmospheric column
(d) None of these
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77. Which following district is under the seismically most active/sensitive zone, in Uttarakhand ?
(a) Almora and Nainitale
(b) Dehradun and Uttarkashi
(c) Bageshwar and Chamoli
(d) None of these
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78. Morbi dam burst incidence of Gujarat took place in which year ?
(a) 1969
(b) 1979
(c) 1989
(d) 1999
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79. What type of Disaster occurred in Chernobyl in the year 1986 ?
(a) Volcanic
(b) Earthquake
(c) Cloud burst
(d) Nuclear
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80. Which year did the “Disaster Management Act” of Government of India came to force ?
(a) 2001
(b) 2005
(c) 2013
(d) 2015
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