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Air and Water Pollution (Set - III)

Air and Water Pollution � III

14 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

Which among the following chemicals cause toxicity when present in water?

  1. Chlorides and phosphates
  2. Arsenic and lead
  3. Nitrogen and chlorine
  4. Hydrogen and oxygen
Question 2 Multiple Choice (Single Answer)

Water which is suitable for drinking is called

  1. clear water
  2. safe water
  3. potable water
  4. hard water
Question 3 Multiple Choice (Single Answer)

Rohit fell sick after drinking contaminated water. Which of the following diseases could he be suffering from?

  1. Typhoid
  2. Malaria
  3. Pneumonia
  4. Common cold
Question 4 Multiple Choice (Single Answer)

Why do some ponds appear green when seen from a distance?

  1. Due to excessive growth of plants
  2. Due to excessive contamination by bacteria
  3. Due to excessive contamination by algae
  4. Due to excessive contamination by chemicals
Question 5 Multiple Choice (Single Answer)

Acid rain corrodes marbles of a monument. What is this phenomenon called?

  1. Marble acidosis
  2. Marble poisoning
  3. Marble cancer
  4. Marble canker
Question 6 Multiple Choice (Single Answer)

Which of the following fuels should be promoted for use in cities with high air pollution?

  1. CNG
  2. Petrol
  3. Coal
  4. Diesel
Question 7 Multiple Choice (Single Answer)

Shreya’s mother told her not to open the refrigerator for long. What could be its possible reason?

  1. It results in the loss of temperature.
  2. It results in the leakage of CFCs.
  3. It results in increase in temperature.
  4. It results in the leakage of oxides of sulphur.
Question 8 Multiple Choice (Single Answer)

Which compound gets converted into oxygen due to the action of CFCs in the environment and results in the depletion of the ozone layer?

  1. Ozone
  2. Methane
  3. Carbon dioxide
  4. Nitrogen dioxide
Question 9 Multiple Choice (Single Answer)

Which of the following compounds are responsible for acid rain?

  1. Sulphur dioxide and nitrogen dioxide
  2. Carbon monoxide and hydrogen sulphide
  3. Carbon dioxide and silver nitrite
  4. CFCs and carbon monoxide
Question 10 Multiple Choice (Single Answer)

Which of the following is not a greenhouse gas?

  1. Carbon monoxide
  2. Methane
  3. Nitrous oxide
  4. Water vapour
Question 11 Multiple Choice (Single Answer)

What would happen if earth’s temperature rises by 0.50C than its normal temperature?

  1. Global warming
  2. Acid rain
  3. Ozone depletion
  4. Greenhouse effect
Question 12 Multiple Choice (Single Answer)

Which of the following are NOT the direct source of air pollution?

  1. Power plants
  2. Automobiles
  3. Dams
  4. Factories
Question 13 Multiple Choice (Single Answer)

Which of the following combine to form smog?
(i) Smoke
(ii) CFCs
(iii) Fog
(iv) Dust

  1. (i) and (ii)
  2. (i) and (iii)
  3. (i) and (iv)
  4. (iii) and (iv)
Question 14 Multiple Choice (Single Answer)

There is increase in skin cancer problems recently. These are attributed to the hole in the ozone layer. Which of the following gases is responsible for this hazard?

  1. CO
  2. CO2
  3. CFCs
  4. CH4
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