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MCQs

Total Questions : 360 | Page 33 of 36 pages
Question 321. How long does an acid airborne form in atmosphere ?
  1.    6 to 7 days
  2.    2 to 5 days
  3.    1 to 2 days
  4.    5 to 6 days
 Discuss Question
Answer: Option B. -> 2 to 5 days
Answer: (b).2 to 5 days
Question 322. What impairs germination of spruce seeds?
  1.    Acid deposition
  2.    CFCs
  3.    O₃
  4.    Eutrophication
 Discuss Question
Answer: Option A. -> Acid deposition
Answer: (a).Acid deposition
Question 323. What affected salamanders ?
  1.    Acidity
  2.    Pollutions
  3.    Air pollution
  4.    Water Pollutions
 Discuss Question
Answer: Option A. -> Acidity
Answer: (a).Acidity
Question 324. What does 'Aluminum' irritate ?
  1.    Brook trout's gills
  2.    Shark's gills
  3.    Zooplankton's gills
  4.    Phytoplankton's gills
 Discuss Question
Answer: Option A. -> Brook trout's gills
Answer: (a).Brook trout's gills
Question 325. What are man-made sources of acid rain ?
  1.    Exhaust from vehicles
  2.    Burning fuels
  3.    Isoprene emissions
  4.    All of above
 Discuss Question
Answer: Option A. -> Exhaust from vehicles
Answer: (a).Exhaust from vehicles
Question 326. When ELR and ALR are equal, atmosphere is said to be
  1.    Higher
  2.    Super Adiabatic
  3.    Lapse rate
  4.    Neutral
 Discuss Question
Answer: Option D. -> Neutral
Answer: (d).Neutral
Question 327. Air borne substances causes allergies are known as
  1.    Lung disease
  2.    Asthma
  3.    Flocculation
  4.    Aeroallergens
 Discuss Question
Answer: Option D. -> Aeroallergens
Answer: (d).Aeroallergens
Question 328. Which group of hydrocarbons contains alkenes and alkynes?
  1.    Aromatics
  2.    Aliphatic
  3.    Natural
  4.    Artificial
 Discuss Question
Answer: Option B. -> Aliphatic
Answer: (b).Aliphatic
Question 329. 'Nitric acid' reacts with ozone, resulting in removal of
  1.    O₃
  2.    CO
  3.    CO₂
  4.    NOX
 Discuss Question
Answer: Option A. -> O₃
Answer: (a).O₃
Question 330. Natural particulates includes pollens, viruses, bacteria, and
  1.    Volcanic Dust
  2.    Smoke
  3.    Fly Ash
  4.    Inorganic Dusts
 Discuss Question
Answer: Option A. -> Volcanic Dust
Answer: (a).Volcanic Dust

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