51. The distribution of rainfall in Assam shows _______________ variability.
A) high
B) low
C) moderate
D) no
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52. The fog in the southern part of the Brahmaputra Valley and Cachar during the dry winter season is caused by _______________.
A) Rainfall
B) Thunderstorms
C) Heatwaves
D) Mountain winds from the Himalayas
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53. Which organization has been assessing and locating mineral resources in Assam since the mid-nineteenth century?
A) State Directorate of Geology and Mining
B) Geological Survey of India
C) Oil India Limited
D) Oil and Natural Gas Corporation
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54. Which organization has been involved in assessing and locating mineral resources in Assam since the mid-nineteenth century?
A) State Directorate of Geology and Mining
B) Geological Survey of India
C) Oil India Limited
D) Oil and Natural Gas Corporation
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55. Which rock group is the oldest in Assam?
A) Gneissic group
B) Quaternary deposits
C) Dhubri group
D) Meghalaya-Karbi Anglong Plateaus
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56. Which type of rock group occupies major parts of Karbi Anglong, North Cachar Hills, and other districts?
A) Gneissic group
B) Quaternary deposits
C) Tertiary deposits
D) Meghalaya-Karbi Anglong Plateaus
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57. The coal reserves in Assam belong to which ages?
A) Silurian and Devonian
B) Achaean and Quaternary
C) Gondwana and Tertiary
D) Jurassic and Cretaceous
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58. Which district in Assam has significant coal reserves?
A) Goalpara
B) Dhubri
C) Kamrup
D) Karbi Anglong
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59. Where are the iron ore deposits found in Assam?
A) Nagaland foothills
B) Dhubri district
C) Kamrup district
D) Karbi Anglong Plateau
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60. When was the presence of oil in upper Assam first detected?
A) 1822
B) 1867
C) 1899
D) 1958
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61. Which organization operated on the Naharkatia, Moran, and Hoogrijan oil fields in Assam?
A) Assam Oil Company
B) Oil India Limited
C) Oil and Natural Gas Commission
D) Oil and Natural Gas Corporation
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62. What is the major use of limestone in Assam?
A) Steel production
B) Glass manufacturing
C) Cement production
D) Automobile industries
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63. Which mineral is commonly used in the glass and ceramic industries?
A) Gypsum
B) Sillimanite
C) Quartz
D) Kaolin
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64. Which district in Assam has significant kaolin deposits?
A) Karbi Anglong
B) Golaghat
C) Lakhimpur
D) Kamrup
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65. Where is mica found in Assam?
A) Meghalaya-KarbiAnglong Plateaus
B) Dholamara Hills
C) Dhir Beel
D) Kamrup district
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66. What is the main use of Mica?
A) Steel production
B) Glass manufacturing
C) Sanitary wares
D) Electrical goods
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67. Which mineral resource is used in the chemical and cement industries?
A) Gypsum
B) Sillimanite
C) Quartz
D) Kaolin
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68. Which refineries in Assam use the crude oil from the region?
A) Digboi and Noonmati
B) Bongaigaon and Numaligarh
C) Guwahati and Barauni
D) All of the above
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69. The oldest rock group in Assam is found in which districts?
A) Karbi Anglong and North Cachar Hills
B) Dhubri and Goalpara
C) Nagaland and Dhubri
D) Kamrup and Karbi Anglong
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70. Which type of deposits covers major parts of the plain areas in Assam?
A) Gneissic group
B) Quaternary deposits
C) Tertiary deposits
D) Meghalaya-Karbi Anglong Plateaus
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71. Which mineral resource is not found in Assam?
A) Coal
B) Limestone
C) Iron ore
D) Bauxite
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72. Which district in Assam has significant limestone deposits?
A) Goalpara
B) Dhubri
C) Karbi Anglong
D) Kamrup
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73. Which coal field is the oldest in Assam?
A) Makum Coalfields
B) DiliJaipur Coalfield
C) Naginimara field
D) Kailajan field
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74. In which district of Assam are the iron ore deposits found near Abhayapuri?
A) Dhubri
B) Goalpara
C) Karbi Anglong
D) Kamrup
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75. When was the first oil well drilled in Assam?
A) 1822
B) 1865
C) 1899
D) 1967
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