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MCQs

Total Questions : 360 | Page 34 of 36 pages
Question 331. Major source of emissions in a motor vehicle: crackcase, carburettors, fuel tank and
  1.    Crackcase
  2.    Fuel tank
  3.    The engine exhaust
  4.    All of above
 Discuss Question
Answer: Option D. -> All of above
Answer: (d).All of above
Question 332. 'Ozone' in stratosphere absorbs harmful
  1.    Dust particles
  2.    Radiations
  3.    Fumes
  4.    Air Pollutants
 Discuss Question
Answer: Option B. -> Radiations
Answer: (b).Radiations
Question 333. What are causes of an acute arsenic poisoning?
  1.    Thirst, Vomiting, respiratory problem
  2.    Heart Attack, Vomiting
  3.    Breathing problem, Fatigue
  4.    Vomiting, Heart attack
 Discuss Question
Answer: Option A. -> Thirst, Vomiting, respiratory problem
Answer: (a).Thirst, Vomiting, respiratory problem
Question 334. Which aliphatic hydrocarbons is highly active?
  1.    Alkynes
  2.    Alkenes
  3.    Alkenes
  4.    Olefins
 Discuss Question
Answer: Option A. -> Alkynes
Answer: (a).Alkynes
Question 335. Deterioration of leather and paper is caused by
  1.    Sulphur dioxide
  2.    APN
  3.    PAN
  4.    Lead
 Discuss Question
Answer: Option A. -> Sulphur dioxide
Answer: (a).Sulphur dioxide
Question 336. 'Methane' is a naturally accruing
  1.    Hydrocarbons
  2.    Bicarbonates
  3.    Oxides
  4.    Sulphates
 Discuss Question
Answer: Option A. -> Hydrocarbons
Answer: (a).Hydrocarbons
Question 337. When temperature changes a hot parcel of air against altitude, providing heat transfer across boundary, resulting condition is known as
  1.    Adiabatic lapse rate
  2.    Lapse rate
  3.    Environmental Lapse Rate
  4.    ELR
 Discuss Question
Answer: Option A. -> Adiabatic lapse rate
Answer: (a).Adiabatic lapse rate
Question 338. Temperature gradient of 'ambient' air is known as
  1.    Lapse rate
  2.    ELR
  3.    Atmospheric stability
  4.    ALR
 Discuss Question
Answer: Option B. -> ELR
Answer: (b).ELR
Question 339. Major 'reservoirs' of CO₂ are:
  1.    Land, water, plants
  2.    Fossil fuel, soil,, oceans
  3.    Volcanic Eruption
  4.    Deforestation
 Discuss Question
Answer: Option B. -> Fossil fuel, soil,, oceans
Answer: (b).Fossil fuel, soil,, oceans
Question 340. 'TLV' stands for
  1.    Temperature limit value
  2.    Threshold Limit Value
  3.    Tropical limit value
  4.    Time Limit value
 Discuss Question
Answer: Option B. -> Threshold Limit Value
Answer: (b).Threshold Limit Value

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