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MCQs

Total Questions : 560 | Page 11 of 56 pages
Question 101. Florinated gases are mainly used in refrigeration and
  1.    Forest application
  2.    Mining application
  3.    Farming appliances
  4.    Manufacturing applications
 Discuss Question
Answer: Option D. -> Manufacturing applications
Answer: (d).Manufacturing applications
Question 102. Tritium is a radioactive isotope of
  1.    Sodium
  2.    Carbon
  3.    Oxygen
  4.    Hydrogen
 Discuss Question
Answer: Option D. -> Hydrogen
Answer: (d).Hydrogen
Question 103. GTC stands for
  1.    Gestion Technique Centralisee
  2.    Government Technology Conference
  3.    Generic Token Card
  4.    Gigatonnes of carbon
 Discuss Question
Answer: Option D. -> Gigatonnes of carbon
Answer: (d).Gigatonnes of carbon
Question 104. What is amount of heat input needed to change temperature of a substance?
  1.    1 °C
  2.    5 °C
  3.    7 °C
  4.    9 °C
 Discuss Question
Answer: Option A. -> 1 °C
Answer: (a).1 °C
Question 105. CFCs are used in cleaners, working as a blowing agents in the
  1.    Textile mills
  2.    Production of foam
  3.    Paints
  4.    Coal
 Discuss Question
Answer: Option B. -> Production of foam
Answer: (b).Production of foam
Question 106. According to 'IPCC' defination, surface temperature of sun is:
  1.    about 5000°C
  2.    about 6000°C
  3.    about 4000°C
  4.    about 8000°C
 Discuss Question
Answer: Option B. -> about 6000°C
Answer: (b).about 6000°C
Question 107. In atmosphere nitrogen constitutes
  1.    0.4
  2.    0.7808
  3.    0.21
  4.    0.09
 Discuss Question
Answer: Option B. -> 0.7808
Answer: (b).0.7808
Question 108. UV radiations' are known to be harmful for cornea and
  1.    Retina of the eye
  2.    Lens of the eye
  3.    Lashes of the eye
  4.    Skin of the eye
 Discuss Question
Answer: Option B. -> Lens of the eye
Answer: (b).Lens of the eye
Question 109. Almost 30%, forests cover world's
  1.    Urban areas
  2.    Land areas
  3.    Coastal areas
  4.    Mountain areas
 Discuss Question
Answer: Option B. -> Land areas
Answer: (b).Land areas
Question 110. Process involved in cutting and burning of trees by farmers, known as:
  1.    Poultry farming
  2.    Horticulture
  3.    Farming
  4.    Slash and burn agriculture
 Discuss Question
Answer: Option D. -> Slash and burn agriculture
Answer: (d).Slash and burn agriculture

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