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MCQs

Total Questions : 335 | Page 4 of 34 pages
Question 31. At what level a sound becomes physical pain?
  1.    Above 50 dB
  2.    Above 70 dB
  3.    Above 80 dB
  4.    Above 100 dB
 Discuss Question
Answer: Option C. -> Above 80 dB
Answer: (c).Above 80 dB
Question 32. Wildlife faces more problems than humans due to noise pollution, because animals dependent on_______________
  1.    Noise
  2.    Sound
  3.    Actions
  4.    Behavior
 Discuss Question
Answer: Option B. -> Sound
Answer: (b).Sound
Question 33. The degree of hearing loss depends on the duration as well as the intensity of the noise.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 34. Which of the following sound is pleasant to our ears?
  1.    Heavy machinery
  2.    Transportation equipment
  3.    Loud noise
  4.    Music
 Discuss Question
Answer: Option D. -> Music
Answer: (d).Music
Question 35. How many fundamental ways in which noise can be controlled?
  1.    One
  2.    Two
  3.    Three
  4.    Four
 Discuss Question
Answer: Option D. -> Four
Answer: (d).Four
Question 36. Which of the following way reduce noise pollution?
  1.    Turn on the loud devices
  2.    Turn on white noise
  3.    Using old engines vehicles
  4.    Bursting crackers
 Discuss Question
Answer: Option B. -> Turn on white noise
Answer: (b).Turn on white noise
Question 37. What timings loud speakers shouldn’t use in public areas?
  1.    10:00 pm to 5:00 am
  2.    1:00 am to 7:00 am
  3.    11:00 pm to 6:00 am
  4.    10:00 pm to 6:00 am
 Discuss Question
Answer: Option D. -> 10:00 pm to 6:00 am
Answer: (d).10:00 pm to 6:00 am
Question 38. Which of the following steps can take by government in order to reduce the noise pollution?
  1.    Enforcement of all noise laws
  2.    Constructing more roads
  3.    Increasing the number of vehicles
  4.    Not to create awareness about the noise pollution
 Discuss Question
Answer: Option A. -> Enforcement of all noise laws
Answer: (a).Enforcement of all noise laws
Question 39. Drown out of noise with pleasant sounds can reduce noise pollution.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 40. When did the Noise Pollution Regulations and Control Rule established in India?
  1.    2000
  2.    2004
  3.    2005
  4.    2007
 Discuss Question
Answer: Option A. -> 2000
Answer: (a).2000

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