Pollutions Quiz with Answers : Environment and Ecology Set 3

Question 1. The International Acid Rain Information Centre has been set up at?

(A) Berlin

(B) Oslo

(C) Osaka

(D) Manchester

Question 2. The most important indoor air pollutant is?

(A) Sulphur dioxide

(B) Carbon dioxide

(C) Nitrogen dioxide

(D) Radon gas

Question 3. Which one of the following is not an instrumental device to check air pollution?

(A) Bag Filter

(B) Cyclone Collector

(C) Cyclone Separator

(D) Cyclone Divider

Question 4. Improper handling and storage of cereal grains and oilseeds result in the production of toxins known as Aflatoxins which are not destroyed by the normal cooking process? Aflatoxins are produced by?

(A) Bacteria

(B) Protozoa

(C) Molds

(D) Viruses

Question 5. The headquarter of International Maritime Organization is located in?

(A) London

(B) Geneva

(C) Paris

(D) Rome

Question 6. Recently, ‘oil zapper’ was in the news. What is it?

(A) It is an eco-friendly technology for the remediation of oily sludge and oil spills

(B) It is the latest technology developed for undersea oil exploration

(C) It is genetically engineered high bio-fuel-yielding Maize variety

(D) It is the latest technology to control the accidentally caused flames from oil wells

Question 7. Euro emission norms are emission standards and these represent a package setting limits for emissions from a vehicle. Which of the following gases is covered under this?

(A) Carbon monoxide

(B) Hydrocarbons

(C) Lead

(D) All of the above

Question 8. ‘Knock-Knee syndrome’ is caused by the pollution of? 

(A) Mercury

(B) Lead

(C) Arsenic

(D) Fluoride

Question 9. Euro Norms place limits on the amount of emission of gas in automobiles. The gas is? 

(A) Carbon dioxide

(B) Carbon monoxide

(C) Nitrogen

(D) Methane

Question 10. To meet Euro-II emission standards, what should be the sulphur content in the ultra-low sulphur diesel? 

(A) 0.05 % or less than this

(B) 0.10 %

(C) 0.15 %

(D) 0.20 %

Question 11. Which megacity of India generates the largest soild waste per capita annually? 

(A) Bangalore

(B) Chennai

(C) Delhi

(D) Mumbai

Question 12. Carbon monoxide, emitted by vehicles which turn to carbon dioxide by the catalyst converter, whose ceramic disc is controlled by?

(A) Silver

(B) Gold

(C) Copper

(D) Palladium

Question 13.

• Assertion (A): During winter, air pollution in Delhi reaches to the maximum level.
  
• Reason (R): Combustion process in motor vehicles increases during winter.

(A) Both (A) and (R) are true and (R) is the correct explanation of (A)

(B) Both (A) and (R) are true, but (R) is not the correct explanation of (A)

(C) (A) is true, but (R) is false

(D) (A) is false, but (R) is true

Question 14. There is a concern over the increase in harmful algal blooms in the sea waters of India. What could be the causative factors for this phenomenon?

1. Discharge of nutrients from the estuaries.
   
2. Run-off from the land during the monsoon.
   
3. Upwelling in the seas.

Select the correct answer using the code given below.

(A) Only 1

(B) 1 and 2

(C) 2 and 3

(D) 1, 2 and 3

Question 15. Match List-I with List-II and select the correct answer using the code given below the lists.

Code

Question 16. Match List-I with List-II and select the correct answer using the code given below the lists.

Code

Question 17. Which of the following countries buffer from the acid rains?

1. Canada
2. France
3. Norway
4. Germany

Select the correct answer from the code given below.

(A) 1 and 2

(B) 1 and 3

(C) 2 and 3

(D) 3 and 4

Question 18. Which of the following are some important pollutants released by the steel industry in India?

1. Oxides of sulphur
2. Oxides of nitrogen
3. Carbon monoxide
4. Carbon dioxide

Select the correct answer using the code given below.

(A) Only 1, 3 and 4

(B) Only 2 and 3

(C) Only 1 and 4

(D) 1, 2, 3 and 4

Question 19. Concerning ‘fly ash’ produced by the power plants using coal as fuel, which of the following statements is/are correct?

1. Fly ash can be used in the production of bricks for building construction.
   
2. Fly ash can be used as a replacement for some of the Portland cement concrete.
   
3. Fly ash is made up of silicon dioxide and calcium oxide only, and does not contain any toxic elements.

Select the correct answer using the code given below.

(A) 1 and 2

(B) Only 2

(C) 1 and 3

(D) Only 3

Question 20. Consider the following.

1. Carbon dioxide
2. Oxides of nitrogen
3. Oxides of sulphur

Which of the given above is/are the emission/emissions from coal combustion at thermal power plants? 

(A) Only 1

(B) 2 and 3

(C) 1 and 3

(D) 1, 2 and 3

Question 21. Concerning bio-toilets used by the Indian Railways, consider the following statements.

1. The decomposition of human waste in their toilets is initiated of by fungal inoculum.
   
2. Ammonia and water vapour are the only end products in this decomposition which are released into the atmosphere.

Which of the statements given above is/are correct?

(A) Only 1

(B) Only 2

(C) Both 1 and 2

(D) Neither 1 nor 2

Question 22. Which of the following statements about Radioactive pollution are correct?

1. It causes a hereditary change in the animals.
   
2. It causes disbalance among different minerals in the soil.
   
3. It hinders blood circulation.
   
4. It causes carcinogenesis.

Select the correct answer from the code given below.

(A) 1 and 2

(B) 1 and 4

(C) 1, 3 and 4

(D) 2, 3 and 4

Question 23. The acidification of oceans is increasing. Why is this phenomenon a cause of concern?

1. The growth and survival of calcareous phytoplankton will be adversely affected.
   
2. The growth and survival of coral reefs will be adversely affected.
   
3. The survival of some animals that have phytoplankton larvae will be adversely affected.
   
4. The cloud seeding and formation of clouds will be adversely affected.

Which of the statement(s) given above is/are correct?

(A) 1, 2 and 3

(B) Only 2

(C) 1 and 3

(D) 1, 2, 3 and 4

Question 24. Which of the following can be found as pollutants in the drinking water in some parts of India?

1. Arsenic
2. Sorbitol
3. Fluoride
4. Formaldehyde
5. Uranium

Select the correct answer using the code given below.

(A) 1 and 3

(B) 2, 4 and 5

(C) 1, 3 and 5

(D) All of these

Question 25. Lead, ingested or inhaled, is a health hazard. After the addition of lead to petrol has been banned, what still are the sources of lead poisoning?

1. Smelting units
2. Pens and pencils
3. Paints
4. Hair oils and cosmetics

Select the correct answer using the code given below.

(A) 1, 2 and 3

(B) 1 and 3

(C) 2 and 4

(D) 1, 2, 3 and 4

Question 26. In the cities of our country, which among the following atmospheric gases are normally considered in calculating the value of Air Quality Index?

1. Carbon dioxide
2. Carbon monoxide
3. Nitrogen dioxide
4. Sulphur dioxide
5. Methane

Select the correct answer using the code given below.

(A) Only 1, 2 and 3

(B) Only 2, 3 and 4

(C) Only 1, 4 and 5

(D) 1, 2, 3, 4 and 5

Question 27. Brominated flame retardants are used in many household products like mattresses and upholstery. Why is there some concern about their use?

1. They are highly resistant to degradation in the environment.
   
2. They can accumulate in humans and animals.

Select the correct answer using the code given below.

(A) Only 1

(B) Only 2

(C) Both 1 and 2

(D) Neither 1 nor 2

Question 28. Consider the following statements.

• Assertion (A): Soil pollution is more dangerous as compared to industrial pollution.
  
• Reason (R): Fertilizers and pesticides enter into food cycle.

Choose the correct answer from the code given below.

(A) Both (A) and (R) are true and (R) is the correct explanation of (A)

(B) Both (A) and (R) are true, but (R) is not the correct explanation of (A)

(C) (A) is true, but (R) is false

(D) (A) is false, but (R) is true

Question 29. In acid rain, the rainwater and snow is contaminated by which of the following pollutants?

1. Sulphur dioxide
2. Nitrogen oxide
3. Carbon dioxide
4. Methane

Code :

(A) 1, 2 and 4

(B) Only 1 and 2

(C) 1, 2 and 4

(D) Only 2 and 3

Question 30. There is some concern regarding the nanoparticles of some chemical elements that are used by the industry in the manufacture of various products. Why?

1. They can accumulate in the environment and contaminate water and soil.
   
2. They can enter the food chains.
   
3. They can trigger the production of free radicals.

Select the correct answer using the code given below.

(A) Only 1 and 2

(B) Only 3

(C) Only 1 and 3

(D) 1, 2 and 3

Question 31. In the context of solving pollution problems, what is/are the advantage/advantages of bioremediation technique?

1. It is a technique for cleaning up pollution by enhancing the same biodegradation process that occurs in nature.
   
2. Any contaminant with heavy metals such as cadmium and lead can be readily and completely treated by bioremediation using micro-organisms.
   
3. Genetic engineering can be used to create micro-organisms specifically designed for bioremediation.

Select the correct answer using the code given below. 

(A) Only 1

(B) Only 2 and 3

(C) Only 1 and 3

(D) 1, 2 and 3