Class 11 Environmental Studies MCQ Chapter 5 Environmental Pollution Solutions, AHSEC Class 11 Environmental Studies Multiple Choice Question Answer to each chapter is provided in the list so that you can easily browse throughout different chapters Class 11 Environmental Studies MCQ Chapter 5 Environmental Pollution Question Answer and select needs one.
Class 11 Environmental Studies MCQ Chapter 5 Environmental Pollution
Also, you can read the SCERT book online in these sections AHSEC Class 11 Environmental Studies Multiple Choice Solutions by Expert Teachers as per SCERT (CBSE) Book guidelines. AHSEC Class 11 Environmental Studies Objective Type Solutions. These solutions are part of SCERT All Subject Solutions. Here we have given HS 1st Year Environmental Studies Objective Type Question Answer for All Subjects, You can practice these here.
Environmental Pollution
Chapter: 5
MULTIPLE CHOICE QUESTION ANSWER
1. The word “pollution” is derived from which Latin word?
(i) Pollutionem.
(ii) Contamination.
(iii) Toxicosis.
(iv) Degradation.
Ans: (i) Pollutionem.
2. Pollution may affect which of the following?
(i) Only animals.
(ii) Only human beings.
(iii) Only property.
(iv) All of the above.
Ans: (iv) All of the above.
3. What is the meaning of the word “pollution” in Latin?
(i) To cleanse.
(ii) To make it dirty.
(iii) To purify.
(iv) To improve.
Ans: (ii) To make it dirty.
4. When different segments of the environment are affected by pollution, they may be categorised as:
(i) Air pollution.
(ii) Water pollution.
(iii) Soil pollution.
(iv) All of the above.
Ans: (iv) All of the above.
5. Pollution caused by pollutants may be of different types such as:
(i) Solid waste pollution.
(ii) Noise pollution.
(iii) Radioactive pollution.
(iv) All of the above.
Ans: (iv) All of the above.
6. Which of the following is an anti-forest conservation activity?
(i) Clear felling.
(ii) Preservation of fires.
(iii) Preservation of wild animals.
(iv) Economy in lumbering.
Ans: (i) Clear felling.
7. Which one among the following is responsible for formation of “Ozone Holes” in the atmosphere?
(i) Benzopyrene.
(ii) Hydrocarbons.
(iii) Chlorofluorocarbons.
(iv) None of the above.
Ans: (iii) Chlorofluorocarbons.
8. What is the main difference between “good” ozone and “bad” ozone?
(i) Good ozone is found in the stratosphere, while bad ozone is found in the troposphere.
(ii) Good ozone is found in the troposphere, while bad ozone is found in the stratosphere.
(iii) Good ozone is a greenhouse gas, while bad ozone is not.
(iv) Bad ozone protects against UV radiation, while good ozone contributes to smog formation.
Ans: (i) Good ozone is found in the stratosphere, while bad ozone is found in the troposphere.
9. Which of the following is an example of a pollutant?
(i) Oxygen.
(ii) Carbon monoxide.
(iii) Nitrogen.
(iv) Water.
Ans: (ii) Carbon monoxide.
10. Which of the following pollutants can have a detrimental effect on the environment?
(i) Sulphur dioxide.
(ii) Arsenic.
(iii) Fluorides.
(iv) All of the above.
Ans: (iv) All of the above.
11. What is a pollutant?
(i) A substance present in nature is greater than natural abundance due to human activities, which has no effect on the environment.
(ii) A substance that is naturally occurring and beneficial for the environment.
(iii) A substance present in nature in greater than natural abundance due to human activities, which ultimately has a detrimental effect on the environment.
(iv) A substance that is not harmful to humans or animals.
Ans: (iii) A substance present in nature in greater than natural abundance due to human activities, which ultimately has a detrimental effect on the environment.
12. Which of the following is an example of a secondary pollutant?
(i) Carbon monoxide.
(ii) Sulphur dioxide.
(iii) Ozone.
(iv) Lead.
Ans: (iii) Ozone.
13. Which of the following pollutants is a primary pollutant?
(i) Nitrogen dioxide.
(ii) Smog.
(iii) Sulphur trioxide.
(iv) Photochemical oxidant.
Ans: (iii) Sulphur trioxide.
14. Pollutants can be classified into which two types based on their forms after release into the environment?
(i) Biodegradable and non-biodegradable.
(ii) Primary and secondary.
(iii) Natural and synthetic.
(iv) Airborne and waterborne.
Ans: (ii) Primary and secondary.
15. Which of the following is an example of a primary pollutant?
(i) Ozone.
(ii) Hydrocarbons.
(iii) Smog.
(iv) Peroxyacetyl nitrates.
Ans: (ii) Hydrocarbons.
