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McqMate
Chapters
1. |
Pollution is any undesirable change in physical, chemical and biological characteristics of. |
A. | Land |
B. | Soil |
C. | Air and Water |
D. | All of these |
Answer» D. All of these |
2. |
To protect and improve the quality of our environment which act was passed and in Which year? |
A. | The environment act 1986 |
B. | The environment act 1988 |
C. | The Air (Prevention and control of pollution) act 1981 |
D. | The Water (Prevention and control of pollution) act 1974 |
Answer» A. The environment act 1986 |
3. |
What is the effect of air pollution on living organisms? |
A. | Reduce growth and yield of crops |
B. | Cause premature death of plants |
C. | Premature leaf fall |
D. | Both A and B |
Answer» D. Both A and B |
4. |
Which gas is responsible for increase in atmospheric temperature? |
A. | O2 |
B. | CO2 |
C. | SO2 |
D. | CO |
Answer» B. CO2 |
5. |
99% of SPM in the exhaust of thermal power plant can be separated by.. . |
A. | Electrostatic precipitator |
B. | Solvents |
C. | Scrubber |
D. | Chimney |
Answer» D. Chimney |
6. |
In an Electrostatic precipitators the velocity of air blown between the plates must be. |
A. | Low |
B. | High |
C. | Moderate |
D. | Very high |
Answer» A. Low |
7. |
The Scrubber is used to remove gases like… |
A. | SO2 |
B. | NO2 |
C. | CO2 |
D. | SO3 |
Answer» A. SO2 |
8. |
Particulate matter of which size causes greatest harm to human health? |
A. | 2.5 micrometer or less in diameter |
B. | More than 2.5 micrometer |
C. | More than 3.5 micrometer |
D. | Less than 3.5 micrometer |
Answer» A. 2.5 micrometer or less in diameter |
9. |
Which type of damage can be caused by Particulate matter of 2.5 micrometer or less in diameter to human health? |
A. | Breathing and respiratory symptom |
B. | Inflammation and damage to lungs |
C. | Premature death of an individual |
D. | All of these |
Answer» D. All of these |
10. |
Which is the main cause of atmospheric pollution in major cities? |
A. | Industrialization |
B. | Noise |
C. | Automobiles |
D. | Dust particles and SPM |
Answer» C. Automobiles |
11. |
Which catalyst should be fitted into filters in order to reduce emission of poisonous Gases? |
A. | Selenium |
B. | Rhodium |
C. | Magnesium |
D. | Manganese |
Answer» B. Rhodium |
12. |
Which metal is the main air pollutant in metro cities? |
A. | Lead |
B. | Copper |
C. | Magnesium |
D. | Iron |
Answer» A. Lead |
13. |
Which catalyst converts unburnt hydrocarbons into CO2 andH2O? |
A. | Platinum-Palladium |
B. | Platinum-Chloride |
C. | Palladium- Chloride |
D. | Lead |
Answer» A. Platinum-Palladium |
14. |
What is the effect of catalytic converter on carbon monoxide and nitrogen oxide of exhaust? |
A. | Converts them into CO2 andH2O |
B. | Converts them into CO2 andNitrogen gas |
C. | Converts them into CO2 andNH4 |
D. | It converts them into CO2 andNO2 |
Answer» B. Converts them into CO2 andNitrogen gas |
15. |
In which year noise was also included as an air pollutant? |
A. | 1981 |
B. | 1987 |
C. | 1986 |
D. | 1984 |
Answer» B. 1987 |
16. |
Sound waves of_____ decibels causes damage to eardrum or permanently impair hearing? |
A. | 150db or more |
B. | 120db or more |
C. | More than 80db |
D. | 110db |
Answer» A. 150db or more |
17. |
Which type of pollution causes altered breathing pattern, increased heartbeats and sleeplessness? |
A. | Noise pollution |
B. | soil pollution |
C. | Radioactive pollution |
D. | Thermal pollution |
Answer» A. Noise pollution |
18. |
According to 1990s survey which city ranked 4th among the 41 most polluted cities of the world? |
A. | Ankleshwar |
B. | Delhi |
C. | Japan |
D. | China |
Answer» B. Delhi |
19. |
Name the metropolitan city leading the country in its levels of air pollution. |
A. | Ankleshwar |
B. | Delhi |
C. | Chennai |
D. | Bangalore |
Answer» B. Delhi |
20. |
Which is the drastic change seen in Delhi public transport after 2002? |
A. | All the buses run by CNG |
B. | Use of unleaded petrol |
C. | Use of LPG in buses |
D. | All the buses run by methanol |
Answer» A. All the buses run by CNG |
21. |
Which is correct according to EURO II norms? |
A. | Sulphur can be controlled at 350ppm in diesel and 150ppm in petrol |
B. | Sulphur can be controlled at 150ppm in petrol |
C. | Lead can be controlled at 350ppm in diesel |
D. | Lead can be controlled at 150ppm in petrol |
Answer» A. Sulphur can be controlled at 350ppm in diesel and 150ppm in petrol |
22. |
Which harmless gases are produced by smokes stakes of thermal power plant and smelters? |
A. | N2, O2 |
B. | CO2 |
C. | CO, N2 |
D. | SO2 |
Answer» A. N2, O2 |
23. |
For reducing vehicular pollution which measures are taken by Delhi government? |
A. | Phasing out old vehicles |
B. | Use of unleaded and low sulphur petrol and diesel |
C. | Use of catalytic converter in vehicles |
D. | All of these |
Answer» D. All of these |
24. |
In which cities Bharat stage II is applied from 1st april’2005? |
A. | Delhi, Mumbai, Chennai, Baroda, Surat |
B. | Delhi, Mumbai, Kanpur, Baroda, Surat |
C. | Delhi, Mumbai, Chennai, Baroda, Pune |
D. | Mumbai,Pune,Bangalore,Surat,Ahmedabad |
Answer» D. Mumbai,Pune,Bangalore,Surat,Ahmedabad |
25. |
A substantial fall in the level of which gases have been found between1997 to2005 in Delhi? |
A. | CO2,SO2 |
B. | CO2,CO,SO2 |
C. | CO2,SO2 ,NO2 |
D. | CO2,CO,CFC |
Answer» A. CO2,SO2 |
26. |
To safeguard our water resource the amendment was passed in the year. |
A. | 1974 |
B. | 1981 |
C. | 1986 |
D. | 1987 |
Answer» A. 1974 |
27. |
Which chemical of petrol inactivates the catalysts of filter for reducing emission of poisonous gases? |
A. | Lead |
B. | Rhodium |
C. | Straunsium |
D. | Iron |
Answer» A. Lead |
28. |
Which colloidal material is seen in domestic sewage? |
A. | Sand and silt |
B. | Fecal material and bacteria |
C. | Sodium and calcium |
D. | Phosphorus |
Answer» B. Fecal material and bacteria |
29. |
What happens to the O2 level and BOD of river water at sewage discharge point? |
A. | Sharp decline in O2 level and rise in BOD |
B. | O2 level and BOD both increases |
C. | No change in BOD but O2 level increases |
D. | No change in O2 level but BOD increases |
Answer» A. Sharp decline in O2 level and rise in BOD |
30. |
What is the reason for mortality of fish in water body? |
A. | Biodegradation of organic matter by microbes |
B. | Due to algal bloom |
C. | Due to decrease in BOD |
D. | a and b both |
Answer» A. Biodegradation of organic matter by microbes |
31. |
Which plant is known as ‘Terror of Bengal’? |
A. | Chara |
B. | Wulffia |
C. | Hydrilla |
D. | Eichhornia |
Answer» D. Eichhornia |
32. |
Which is world’s most problematic aquatic weed? |
A. | Chara |
B. | Wulffia |
C. | Hydrilla |
D. | Eichhornia |
Answer» D. Eichhornia |
33. |
Which compound used in refrigerator is a source of chlorine |
A. | Freon |
B. | HFC |
C. | BHC |
D. | None |
Answer» A. Freon |
34. |
What is biological magnification of DDT in large size fish eating birds? |
A. | 25ppb |
B. | 25ppm |
C. | 2.5ppm |
D. | 0.25ppm |
Answer» B. 25ppm |
35. |
By which method large number of particles of pollutants are separated? |
A. | Cyclone collector |
B. | Porous filter |
C. | Electrostatic precipitator |
D. | By using solvent |
Answer» C. Electrostatic precipitator |
36. |
Which of the following is not responsible for pollution? |
A. | Wood |
B. | SO2 |
C. | Unsaturated carbon |
D. | Solar energy |
Answer» D. Solar energy |
37. |
The population of eagles and hawks is declining because of, |
A. | Food scarcity |
B. | game lovers |
C. | Harmful effects of pesticides |
D. | Very few dead animals are found in fields |
Answer» C. Harmful effects of pesticides |
38. |
BOD of a river was found to be very low, this means the water |
A. | Was clean |
B. | Was polluted |
C. | Contains algae |
D. | Contains other dissolved minerals |
Answer» A. Was clean |
39. |
More pollution loads in lake, no self purification because. |
A. | There is no O2 to sustain microbial activity |
B. | No sunlight available |
C. | Microbes die |
D. | Pollutants settles down at the bottom |
Answer» A. There is no O2 to sustain microbial activity |
40. |
Warmth on the surface of the earth is due to |
A. | Solar radiation |
B. | Green house effect |
C. | Geothermal energy |
D. | All above |
Answer» B. Green house effect |
41. |
Thinning of eggshell and their premature breaking is due to |
A. | Eutrophication |
B. | Global warming |
C. | Green house effect |
D. | Biological magnification |
Answer» D. Biological magnification |
42. |
Aging of lake is accelerated by |
A. | Cultural Eutrophication |
B. | Biological magnification |
C. | Biological accumulation |
D. | Algal bloom |
Answer» A. Cultural Eutrophication |
43. |
Which chemicals increase growth of aquatic organism? |
A. | Nitrogen and phosphoru |
B. | Calcium and iron |
C. | Nitrogen and calcium |
D. | Nitrogen and iron |
Answer» A. Nitrogen and phosphoru |
44. |
Arrange the following statements with reference to accelerated eutrophication in proper manner.
|
A. | p,q,r,s, |
B. | r,s,q,p |
C. | r,s,p,q |
D. | s,r,p,q |
Answer» C. r,s,p,q |
45. |
Give full form of FOAM. |
A. | Friends of Arcata Marsh |
B. | Friends of Arctic Marsh |
C. | Friends of Antarctic Marsh |
D. | Foam of Arcata Marsh |
Answer» A. Friends of Arcata Marsh |
46. |
In which cities Ecosan toilets are working? |
A. | Kerala and Srilanka |
B. | Shrinagar and Kerala |
C. | Kullu and Srilanka |
D. | Tamilnadu and Kerala |
Answer» A. Kerala and Srilanka |
47. |
Recycling of e-waste is done in developing countries like… |
A. | China, India, Pakistan |
B. | India, Pakistan Shrilanka |
C. | China, Pakistan, Bangaladesh |
D. | China, India, Shrilanka |
Answer» A. China, India, Pakistan |
48. |
Name the metals recovered during recycling process of e-waste. |
A. | Gold, Nickle, Copper, Silicon |
B. | Gold, Copper, Silver, Magnecium |
C. | Gold, Silver, Copper, Selenium |
D. | Nickle, Copper, Silicon Silver |
Answer» A. Gold, Nickle, Copper, Silicon |
49. |
Increase in the concentration of a nonbiodegradable substance of various tropic level is called |
A. | Eutrophication |
B. | Global warming |
C. | Biological bloom |
D. | Biological magnification |
Answer» D. Biological magnification |
50. |
Deforestation results in |
A. | Change in climatic condition |
B. | Reduce rain fall |
C. | Loss of biodiversity |
D. | All of these |
Answer» D. All of these |
51. |
Chipko movement is associated with prevention of |
A. | Air pollution |
B. | Cutting of trees |
C. | River pollution |
D. | Construction of dams |
Answer» B. Cutting of trees |
52. |
Jhum refers to. |
A. | Crop Cultivation |
B. | Social forestry |
C. | Shifting cultivation |
D. | Large scale agriculture |
Answer» C. Shifting cultivation |
53. |
Ultraviolet radiation from sunlight causes a reaction that produces |
A. | Fluoride |
B. | CO |
C. | SO2 |
D. | Ozone |
Answer» D. Ozone |
54. |
The biological amplification of DDT in various tropic levels is known as |
A. | Eutrophication |
B. | Global warming |
C. | Biological bloom |
D. | Biological magnification |
Answer» D. Biological magnification |
55. |
BOD is related to |
A. | Detergent |
B. | Inorganic pollutants |
C. | Organic pollutants |
D. | Organophosphorus |
Answer» C. Organic pollutants |
56. |
CFC’s splits up in stratosphere to release chlorine by the action of.. |
A. | UVA |
B. | UVB |
C. | UVC |
D. | All of these |
Answer» B. UVB |
57. |
Noise was recognized as air pollutant through amendment of |
A. | Environment act |
B. | the air act |
C. | Noise act |
D. | All of above |
Answer» A. Environment act |
58. |
If there was no CO2 in the earth’s atmosphere, the temperature of earth’s surface would be. CBSE1995 |
A. | Dependent on amount of O2 in the atmosphere |
B. | Higher than present |
C. | Less than present |
D. | The same |
Answer» C. Less than present |
59. |
With the help of Electrostatic precipitators how much particulate pollutants can be removed? |
A. | 50% |
B. | 99% |
C. | 40% |
D. | 100% |
Answer» B. 99% |
60. |
Enrichment of a water body with organic waste results in sudden algal bloom. This phenomenon is known as |
A. | Eutrophication |
B. | Aqua bloom |
C. | Biological bloom |
D. | Biological magnification |
Answer» A. Eutrophication |
61. |
Which of the following is mismatched? |
A. | Fossil fuel burning - Release of CO2 |
B. | Nuclear power station - Radioactive waste |
C. | Solar energy – Green house effect |
D. | Biomass combustion – Release of CH4 |
Answer» C. Solar energy – Green house effect |
62. |
Which of the following is not causing pollution? |
A. | Thermal power plant |
B. | Nuclear power plant |
C. | Automobiles |
D. | Hydroelectric power plant |
Answer» D. Hydroelectric power plant |
63. |
Soil conservation can be best achieved by having … |
A. | Wind screen |
B. | Good plant cover |
C. | Restricted human activity |
D. | Low rain fall |
Answer» B. Good plant cover |
64. |
Biological treatment of water pollution can be done by |
A. | Lichen |
B. | Phytoplankton |
C. | Algae |
D. | None of these |
Answer» B. Phytoplankton |
65. |
Eichornia is a… |
A. | Desert plant |
B. | Water plant |
C. | Terrestrial plant |
D. | Parasitic plant |
Answer» B. Water plant |
66. |
Who created the Haryana Welfare Club? |
A. | Ramesh Dagar |
B. | Sunderlal Bahuguna |
C. | Ahmad Khan |
D. | Suresh Dagar |
Answer» A. Ramesh Dagar |
67. |
What is the major problem of using nuclear energy? |
A. | Accidental leakage |
B. | It is very costly |
C. | Safe Disposal |
D. | Both A and C |
Answer» D. Both A and C |
68. |
Which is the recommended depth to burry nuclear waste? |
A. | 500mt |
B. | 5000mts |
C. | 600mts |
D. | 50mts |
Answer» A. 500mt |
69. |
Name the natural phenomenon responsible for heating of earth’s surface and atmosphere? |
A. | Global warming |
B. | Green house effect |
C. | Eutrophication |
D. | Aforestation |
Answer» B. Green house effect |
70. |
What is the average temperature of earth maintained by green house effect? |
A. | 15°c |
B. | 18°c |
C. | 25°c |
D. | 30°c |
Answer» A. 15°c |
71. |
In which form earth ‘s surface reemits heat? |
A. | UV radiation |
B. | Infrared radiation |
C. | Gamma rays |
D. | rays |
Answer» D. rays |
72. |
Which gases are commonly known as green house gases? |
A. | CO2 & CH4 |
B. | CO2 & NH4 |
C. | CO & N2 |
D. | NH4, CO ,SO2 |
Answer» A. CO2 & CH4 |
73. |
What is correct for the region labeled as a,b,c and d? |
A. | a- CO2 60% ,b- CH4 20% , c- CFC 14% ,d-N2O 6% |
B. | a- CFC60% ,b- CH4 20% , c- CO2 14% ,d-N2O 6% |
C. | a- CFC60% ,b- CO2 20% , c- CH4 14% ,d-N2O 6% |
D. | a- CFC60% ,b- CH4 20% , c- N2O 14% ,d- CO2 6% |
Answer» A. a- CO2 60% ,b- CH4 20% , c- CFC 14% ,d-N2O 6% |
74. |
.In the given chart of biological magnification what does a and b indicate? Fish eating birds-DDT -25ppm |
A. | a=phytoplanktons,b=insects eating bird |
B. | a= Zooplanktons , b=large fish Small fish-DDT - 0.5ppm |
C. | a=DDT-0.03ppm,b=DDT-2ppm |
D. | a=DDT-0.04ppb,b-DDT-2ppb Water- DDT -0.0003ppm |
Answer» B. a= Zooplanktons , b=large fish Small fish-DDT - 0.5ppm |
75. |
Name the disease caused by water pollution? |
A. | Polio |
B. | Typhoid |
C. | Tuberculosis |
D. | Leprosy |
Answer» B. Typhoid |
76. |
Which disease is not caused by water pollution? |
A. | Cholera |
B. | Typhoid |
C. | Tuberculosis |
D. | Dysentery |
Answer» C. Tuberculosis |
77. |
Which is the main pollutant content of domestic sewage? |
A. | Biodegradable organic matter |
B. | Biodegradable inorganic matter |
C. | Flurohydro carbons |
D. | Dissolve salts |
Answer» A. Biodegradable organic matter |
78. |
What I the result of El Nino Effect? |
A. | Melting of polar icecap |
B. | Rise in sea level |
C. | Melting of Himalayan snow caps |
D. | All of these |
Answer» D. All of these |
79. |
What are the reasons for soil erosion and desertification? |
A. | Over cultivation |
B. | Unrestricted grazing |
C. | Deforestation |
D. | All of these |
Answer» D. All of these |
80. |
Heavy metals can be defined as elements with density… |
A. | >5g/cm3 |
B. | <5g/cm3 |
C. | <5g/m3 |
D. | >5g/cm3 |
Answer» A. >5g/cm3 |
81. |
What should be the forest cover recommended by National forest policy1988? |
A. | 30% in plains and 76% in hill |
B. | 33% in plains and 67% in hills |
C. | 35% in plains and 76% in hills |
D. | 22% in plains and 70%in hills |
Answer» B. 33% in plains and 67% in hills |
82. |
Name the community known for its peaceful coexistence with nature? |
A. | Bishnoi |
B. | Bikaneries |
C. | Krishnoi |
D. | Jhodhapuries |
Answer» A. Bishnoi |
83. |
Bad ozone is formed in ——— layer of atmosphere ? |
A. | Troposphere |
B. | Stratosphere |
C. | Thermosphere |
D. | Ozonosphere |
Answer» A. Troposphere |
84. |
What is snow blindness? |
A. | Can not see due to Cataract |
B. | Cannot see in the snow |
C. | Inflammation of cornea |
D. | Inflammation of eyeball |
Answer» C. Inflammation of cornea |
85. |
Which atoms are released by the action of UV rays on CFC? |
A. | O |
B. | C |
C. | Fl |
D. | Cl |
Answer» D. Cl |
86. |
In which part of atmosphere degradation of ozone takes place? |
A. | Troposphere |
B. | Stratosphere |
C. | Thermosphere |
D. | Ozonosphere |
Answer» B. Stratosphere |
87. |
Measurement of ozone layer is done by ——— unit. |
A. | Du |
B. | Db |
C. | Ds |
D. | dv |
Answer» A. Du |
88. |
Formation of ozone gas in upper layer depends on |
A. | U V ray |
B. | Infrared |
C. | gamma rays |
D. | rays. |
Answer» A. U V ray |
89. |
In the water of flooded river what type of change is seen in BOD? |
A. | Increase |
B. | Decreases |
C. | Remains same |
D. | Drastic decrease |
Answer» A. Increase |
90. |
The death of fishes due to Eutrophication is because of |
A. | Increase O2 content |
B. | Decrease CO2 content |
C. | Decrease O2 content |
D. | ) Increase CO2 content |
Answer» C. Decrease O2 content |
91. |
When huge amount of sewage is dumped in a river the BOD will |
A. | Increase |
B. | Decreases |
C. | Remains same |
D. | Drastic decrease |
Answer» A. Increase |
92. |
The Montreal protocol was made effective from.. |
A. | 1987 |
B. | 1989 |
C. | 1976 |
D. | 1986 |
Answer» B. 1989 |
93. |
What do you understand by greenhouse effect? |
A. | Increase in temperature due to increase in O2 concentration of the atmosphere |
B. | Decrease in temperature due to decrease in O2 concentration of the atmosphere |
C. | Increase in temperature due to increase in CO2 concentration of the atmosphere |
D. | Decrease in temperature due to decrease in CO2 concentration of the atmosphere |
Answer» C. Increase in temperature due to increase in CO2 concentration of the atmosphere |
94. |
In which sphere of atmosphere the ozone layer is seen? |
A. | Troposphere |
B. | Stratosphere |
C. | Homosphere |
D. | Thermosphere |
Answer» B. Stratosphere |
95. |
The release of phosphates and nitrates in lakes and ponds leads to |
A. | Reduce algal growth |
B. | Eutrophication |
C. | Nutrient enrichment |
D. | Both B and C |
Answer» D. Both B and C |
96. |
Deforestation has an alarming effect on |
A. | Soil erosion |
B. | increase in grazing area |
C. | weed control |
D. | All of these |
Answer» A. Soil erosion |
97. |
Amruta Devi Bishnoi Wild life Protection award has recently instituted for |
A. | Extraordinary courage and dedication in protecting wildlife |
B. | Extraordinary courage and dedication in protecting plants |
C. | Extraordinary courage and dedication in protecting wild animals |
D. | Extraordinary courage and dedication in Protecting Environment |
Answer» A. Extraordinary courage and dedication in protecting wildlife |
98. |
Which is the main factor of water pollution? |
A. | Ammonia |
B. | Smog |
C. | detergents |
D. | None of these |
Answer» D. None of these |
99. |
Which one of these has highest levels of DDT deposition? |
A. | Eel |
B. | Phytoplankton’s |
C. | Sea gull, Eagle |
D. | Crab |
Answer» C. Sea gull, Eagle |
100. |
Exhaust of motor vehicles produces pollutants like |
A. | CO |
B. | Hydrocarbons |
C. | SO2 |
D. | All of these |
Answer» D. All of these |
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