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MCQs

Total Questions : 199 | Page 7 of 20 pages
Question 61. Structure and size of aphantic rock is________________?
  1.    Course-grained like
  2.    Fine grained
  3.    Large-Glassy
  4.    Phenocryst
 Discuss Question
Answer: Option B. -> Fine grained
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 62. Rocks having coarse bubble holes are called_______________________?
  1.    Purr ice
  2.    Mafic
  3.    Scoria
  4.    Felsic
 Discuss Question
Answer: Option C. -> Scoria
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 63. Tuff is__________________?
  1.    Soil
  2.    Water
  3.    Volcanic ash
  4.    Consolidated ash
 Discuss Question
Answer: Option C. -> Volcanic ash
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 64. Thickness of Dikes ranges from___________________?
  1.    2-10 m
  2.    Few m 10 m
  3.    Few cm 10 cm
  4.    10-12 cm
 Discuss Question
Answer: Option A. -> 2-10 m
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 65. Attraction between similar particles is called____________________?
  1.    Adhesion
  2.    Cohesion
  3.    Vander wall
  4.    All the above
 Discuss Question
Answer: Option B. -> Cohesion
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 66. Most widely spread mineral in the world is________________?
  1.    Iron
  2.    Kaolinite
  3.    Salt
  4.    None of the above
 Discuss Question
Answer: Option B. -> Kaolinite
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 67. Which instrument is used for determining soil texture___________________?
  1.    Lysimeter
  2.    Hydrometer
  3.    Thermometer
  4.    All the above
 Discuss Question
Answer: Option B. -> Hydrometer
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 68. Soil particles having diameter greater than 2 mm are called___________________?
  1.    Clay
  2.    Silt
  3.    Sand
  4.    Gravel
 Discuss Question
Answer: Option D. -> Gravel
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 69. Process of mixing soil by fauna and flora is called__________________?
  1.    Lessivage
  2.    Pedoturbation
  3.    Leaching
  4.    Enrichment
 Discuss Question
Answer: Option B. -> Pedoturbation
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 70. Physical condition of soil for plant growth is called___________________?
  1.    Granulation
  2.    Tillage
  3.    Tilth
  4.    All the above
 Discuss Question
Answer: Option C. -> Tilth
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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