Results
#1. Which of the following is not a water pollutant ?
#2. The non-biotic pollutant of underground water is
#3. Acid rain is caused due to air pollution by
#4. The highest chemical pollution is caused by the industrial effluents of
#5. To meet Euro II emission standards, what should be the sulphur content in the ultra low sulphur diesel ?
#6. Which one of the following is not related to water pollution?
#7. Supersonic jet causes pollution by thinning of
#8. The use of microorganism metabolism to remove pollutants such as oil spills in the water bodies is known as
#9. Consider the following
1. Carbon dioxide
2. Oxides of Nitrogen
3. Oxides of Sulfur
Which of the above is/are the emissions/emissions from coal combustion at thermal power plants?
#10. Earlier, leaded petrol used to be the most widespread, though easily preventable, source of urban air pollution in the world. According to WHO (World Health Organisation). 15-18 million children in the developing countries are already suffering from permanent brain damage due to lead poisoning. Why is tetraethyl lead added to petrol?
#11. Which of the following are correctly matched?
Convention Subject
1. Vienna convention Protection of ozone layer
2. Stockholm convention Hazardous wastes and their disposal
3. Rotterdam convention Hazardous chemicals
4. Basel convention Persistent organic pollutants
Codes : A B C D
#12. Buddha Nullah has been the main source of pollution of which among the following rivers?
#13. Consider the following statement about bioremediation.
1. It may be defined as any process that uses microorganisms or their enzymes to return the environment altered by contaminants to its original condition.
2. Bioremediation may be employed in order to attack specific contaminants, such as chlorinated pesticides that are degraded by bacteria.
Which of the statements given above iS/are correct?
#14. Which of the following countries suffer from the acid rains?
1. Canada
2. France
3. Norway
4. Germany
Select the correct answers from the codes given below:
#15. Which of the following statements about Radioactive pollution are correct?
1. It causes genetic changes in the animals.
2. It causes disbalance among different minerals in the soil.
3. It hinders blood circulation.
4. It causes cancer.
Select the correct answer from the codes given below:
#16. Consider the following statements:
Assertion (A): Use of weedicides affects the photo-synthetic ability of plants.
Reason (R): Weedicides are metabolic inhibitors.
#17. As per National Aeronautics and Space Administration (NASA) research scientists found that concentrations of mercury near the ground level had increased in the Arctic Sea by mercurypumping reaction which takes place because –
1. Open water in a lead is much warmer than the air above it.
2. Of the temperature difference, the air above the lead churns like the air above a boiling pot.
3. The mixing is so strong that it actually pulls down mercury from a higher layer of the atmosphere to near the surface.
Select the answer from the codes given below-
#18. A new nuclear waste disposal strategy announced by United States include
1. A”pilot interim store” will become operational in 2021
2. A larger “full-scale interim store” will open be open by 2025
3. An underground disposal facility to be established by 2048 to permanently dispose Of the material.
4. A new organisation will be established to manage the siting, development and operation of the future waste stores.
#19. Which of the following is regarded as the main cause of groundwater contamination?
#20. Which of following is one of the best solutions to get rid of nonbiodegradable wastes is :
