Environment and Ecology | Pollutions

Environment and Ecology | Pollutions

Dec 23, 2024 - 12:33 Updated: Dec 23, 2024 - 13:30
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1. The combustion of coal, petrol and diesel etc., is the basic source of

Water pollution
Land pollution
Air pollution
Noise pollution

2. Which of the following produced during the formation photochemical smog?

Hydrocarbons
Nitrogen oxides
Ozone
Methane

3. Human-made pollutants are called

Xenobiotics
Antibiotics
Humalins
Anthropogenic

4. Bio-degradable pollutant is

Mercury
Sewage
Plastic
Asbestos

5. Which of the following is the reason behind the maximum noise pollution?

Heavy Traffic
Election Meetings
Rock Music
Jet Flight

6. Which one of the following is not a secondary pollutant?

PAN
Smog
Sulphur dioxide
Ozone

7. Colourless gas coming out from motor vehicle and cigarette due to incomplete combustion is

Carbon dioxide
Nitrous oxide
Carbon monoxide
Methane

8. Pollutant emission gas in vehicle exhaust is mainly

Carbon dioxide
Carbon monoxide
Marsh gas
Nitrogen oxide

9. Combustion of petrol in automobiles pollutes the air by producing following metal.

Mercury
Cadmium
Lead
Carbon dioxide

10. Which one of the following air pollutants can affect blood stream leading to death?

Asbestos dust
Cadmium
Nitrogen oxides
Carbon monoxide

11. Which of the following air pollutants get dissolved in haemoglobin of the blood more rapidly than oxygen?

PAN
Carbon dioxide
Carbon monoxide
Ozone

12. Which of the following air pollutants is most dangerous?

Ozone
Hydrogen sulphide
Carbon dioxide
Carbon monoxide

13. The non-biotic pollutant under- ground water is

Bacteria
Algae
Arsenic
Viruses

14. Indiscriminate use of fertilizers have led to

Soil pollution
Water pollution
Air pollution
All of the above

15. The highest chemical pollution is caused by the industrial effluents of

Leather industry
Paper industry
Rayon industry
Textile industry

16. Acid rain is caused by pollution of environment by

Carbon monoxide and carbon dioxide
Carbon dioxide and nitrogen
Nitrous oxide and sulphur dioxide
Carbon dioxide

17. Acid rain occurs due to

acid vapour reaching the clouds
reaction between rain water and carbon dioxide polutants
reaction between clouds and sulphur dioxide pollutants
reaction between water vapour and electric ions during lightening and cloud burst

18. Which of the following, when dissolved in rain water turns rain water acidic (acid rain)?

Oxide of sulphur
Oxide of boron
Hydrochloric acid
Nitric acid

19. Acid rain is caused by

Industries
Petrol
Burning coal
Wood

20. Which one of the following is an air pollutant gas and is released by burning fossil fuel?

Hydrogen
Nitrogen
Oxygen
Sulphur dioxide

21. Fly ash is a pollutive combustion product of burning

Coal
Charcoal
Diesel/kerosene oil
CNG

22. 'Green Muffler' is related to

Soil pollution
Air pollution
Noise pollution
Water pollution

23. Bhopal Gas Tragedy (leakage of methyl isocyanate 'MIC') accident happened on

2 December, 1982
3 December, 1985
3 December, 1984
4 December, 1986

24. The gas which leaked from Union Carbide factory, Bhopal was

Carbon monoxide
Methane
Methyl isocyanate (MIC)
Sulphur dioxide

25. Polythene bags cannot be destro-yed because they are made of

Unbreakable molecules
Inorganic compounds
Polymers
Proteins

26. Which one of the following is biodegradable?

Plastic
Polythene
Mercury
Rubber

27. Which of the following takes maximum time to decay?

Cigarette bud
Leather shoe
Photo film
Plastic bag

28. Which one of the following is a bio- indicator of air pollution?

Lichen
Fern
Money plant
Dodder

29. Biological Oxygen Demand (BOD) is an indication of pollution in

Aquatic environment
Soil
Air
All of the above

30. A water body having high BOD indicates that its water is

Receiving minerals
Being aerated
Being contaminated by sewage
Atrophic

31. The water pollution in a river is determined by measuring the dissolved amount of

Chlorine
Nitrogen
Ozone
Oxygen

32. BOD is maximum in the Ganga river between

Haridwar and Kanpur
Kanpur and Allahabad
Allahabad and Patna
Patna and Uluberia

33. Bioremediation means

Elimination of toxic pollutant from environment by organisms
Biocontrol of pathogens and pests
Transplantation of organs in the body
Diagonosis of diseases by the help of micro-organisms

34. The problem of water pollution with Arsenic is maximum in

Haryana
Rajasthan
Madhya Pradesh
West Bengal

35. The most toxic metal pollutant of automobile exhaust is

Copper
Lead
Cadmium
None of these

36. The most polluted city of India is

Ankleshwar
Lucknow
Ludhiana
Raipur

37. Which was the seasonal factor responsible for intense cold in Northern India in January, 2012?

Deforestation
Atmospheric pollution
La Nina
Al Nino

38. Which of the following rivers is called biological desert' on account of its pollutants?

Yamuna
Periyar
Damodar
Mahanadi

39. Which of the following is used as an adulterant of a mustard seed?

Argimon seed
Papaya seed
Cumin seed
Coriander seed

40. Which one of the following is used to clean polluted environment?

Oxygen
Rain
Nitrogen
Air

41. Cigarette smoke contains

Carbon monoxide dioxycine
Carbon monoxide and nicotine
Carbon monoxide and benzene
Dioxycine and benzene

42. Which one of the following countries receive the most acid rain?

China
Japan
Norway
USA

43. Asian Brown Cloud, 2002 was mainly spread over

East Asia
South-East Asia
South Asia
West Asia

44. The most important indoor air pollutant is

Sulphur dioxide
Carbon dioxide
Nitrogen dioxide
Radon gas

45. The International Acid Rain Information Centre has been set up at

Berlin
Oslo
Osaka
Manchester

46. 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

Bacteria
Protozoa
Molds
Viruses

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

Bag Filter
Cyclone Collector
Cyclone Separator
Cyclone Divider

48. Recently, '‘oil zapper' was in the news. What is it?

It is an eco-friendly technology for the remediation of oily sludge and oil spills
It is the latest technology developed for undersea oil exploration
It is genetically engineered high bio-fuel-yielding Maize variety
It is the latest technology to control the accidentally caused flames from oil wells

49. The headquarter of International Maritime Organization is located in

London
Geneva
Paris
Rome

50. 'Knock-Knee syndrome' is caused by the pollution of

Mercury
Lead
Arsenic
Fluoride

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

Carbon monoxide
Hydrocarbons
Lead
All of the above

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

0.05 % or less than this
0.10%
0.15%
0.20%

53. Euro Norms place limits on the amount of an emission of gas in automobiles. The gas is

Carbon dioxide
Carbon monoxide
Nitrogen
Methane

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

Silver
Gold
Copper
Palladium

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

Bangalore
Chennai
Delhi
Mumbai