Model MCQs for TDP (General/Honours) 3rd Semester Exam.
FOUNDATION-III
( ENVIRONMENTAL STUDIES )
1. Environmental Protection Act was introduced in the year
[A] 1986
[B] 1988
[C] 1972
[D] 1989
Answer is [A]
2. Euro II standard refers to _____
[A] Lowering sulfur content in fuel
[B] Increasing sulfur content in fuel
[C] Lowering carbon content in fuel
[D] Increasing carbon content in fuel
Answer is [C]
3. The species of plants that play a vital role in controlling the relative abundance of other species in a community are called
[A] Edge species
[B] Link species
[C] Pioneer species
[D] Keystone species
Answer is [D]
4. Lotic ecosystem refers to
[A] Static water system
[B] Ecosystem of flowing water
[C] Ecosystem of estuaries
[D] Deep marine water system
Answer is [B]
5. Much of Tibet lies at altitudes over 18, 000 feet where the pressure is about 500 mb. At such altitudes, the Tibetans are above roughly:
[A] 5% of the air molecules in the atmosphere
[B] 10% of the air molecules in the atmosphere
[C] 25% of the air molecules in the atmosphere
[D] 75% of the air molecules in the atmosphere
Answer is [B]
6. Much of Tibet lies at altitudes over 18, 000 feet where the pressure is about 500 mb. At such altitudes, the Tibetans are above roughly:
[A] Causes skin cancer
[B] Causes anemia
[C] Alters body tissues
[D] Is unstable
Answer is [A]
7. Melanornia (skin cancer) is associated with
[A] Ozone accumulation
[B] Ozone depletion
[C] Acid rain
[D] Allergens
Answer is [B]
8. Flag ship species of Choolannur sanctuary
[A] Tiger
[B] Peacock
[C] Elephant
[D] Rhino
Answer is [B]
9. spectacled leaf monkey, once widely distributed across many forests in India, Identify which among the state(s) is/are found.
[A] Assam
[B] Mizoram
[C] Tripura
[D] All of the above
Answer is [D]
10. In Tripura, the spectacled leaf monkey is facing a dire future because of _____.
[A] Areca nut plantations
[B] Rubber plantations
[C] Tea plantations
[D] Platone Betel Leaf plantation
Answer is [B]
11. In Tripura, the spectacled leaf monkey is spotted in which Wildlife Sanctuary.
[A] Sipahijala Wildlife Sanctuary
[B] Trishna Wildlife Sanctuary
[C] Gumti Wildlife Sanctuary
[D] Tulamura Wildlife Sanctuary
Answer is [A]
12. In a volume of air near the earth's surface, ..... occupies 78 percent and ..... nearly 21 percent.
[A] Nitrogen, oxygen
[B] Hydrogen, oxygen
[C] Oxygen, hydrogen
[D] Nitrogen, water vapor
Answer is [A]
13. _____ is the phenomenon where the earth retains heat.
[A] Air pollution
[B] Green house effect
[C] Global effect
[D] Land pollution
Answer is [B]
14. The Primary Consumers are also called as
[A] Carnivores
[B] Enzymes
[C] hHerbivores
[D] None of these
Answer is [C]
15. The unfavourable alteration of environment due to human activities is termed as
[A] Ecological disturbance
[B] Catastrophe
[C] Ecological degradation
[D] Pollution
Answer is [D]
16. Animal dung is _____ waste.
[A] Biodegradable
[B] Non biodegradable
[C] Toxic
[D] Hazardous
Answer is [A]
17. Basidiospores are considered to be a major source of
[A] Airborne allergens
[B] Water borne allergens
[C] Animal faeces
[D] Bioweapon
Answer is [A]
18. The most important human activity, leading to the extinction of wildlife, is
[A] Pollution of wildlife
[B] Hunting for valuable wildlife products
[C] Introduction of alien species
[D] Alternation and destruction of the natural habitats
Answer is [D]
19. The Expansion of SPCA
[A] Society for the Protection of Common Animals
[B] Society for the Prevention of Cruelty to Animals
[C] Society for the Prohibition of Cruelty to Animals
[D] None of the above
Answer is [B]
20. Ex situ conservation includes
[A] Zoo
[B] Botanic garden
[C] Germplasm bank
[D] All of the above
Answer is [D]
21. Example for a physical pollutant
[A] Water
[B] Air
[C] Radiation
[D] Plant
Answer is [C]
22. The only ape found in India
[A] Gorilla
[B] Chimpanzee
[C] Hoolock Gibbon
[D] Oranguttan
Answer is [C]
23. Zoological Survey of India is at
[A] Delhi
[B] Mumbai
[C] Kolkata
[D] Chennai
Answer is [C]
24. What is the name of the action plan for sustainable development in the Twenty first century framed in the Rio Declaration on Environment & Development (1992)?
[A] Action 21
[B] Agenda 21
[C] Rio 21
[D] Declaration 21
Answer is [B]
25. When is the World Wildlife week?
[A] First week of September
[B] Last week of September
[C] First week of October
[D] Last week of October
Answer is [C]
26. The electrified region of the upper atmosphere is called the:
[A] Thermosphere
[B] Mesosphere
[C] Stratosphere
[D] Ionosphere
Answer is [D]
27. The formation of a climax community from an abandoned farm land is a an example of
[A] Autogenic succession
[B] Allogenic succession
[C] Primary succession
[D] Secondary succession
Answer is [D]
28. _______ is an integration of several subjects that include both science and social studies.
[A] Sociology
[B] Physiology
[C] Environmental studies
[D] Anatomy
Answer is [C]
29. About _____ of the meteorologists and atmospheric scientists in the United States work in the field of weather forecasting.
[A] One-tenth
[B] One-half
[C] Three-quarters
[D] Nine-tenths
Answer is [B]
30. Flora is the _____ life occurring in a particular region or time
[A] Plant
[B] Animal
[C] Human
[D] Microbial
Answer is [A]
31. ______ is the element used to produce nuclear energy
[A] Palladium
[B] Strontium
[C] Uranium
[D] Rhodium
Answer is [C]
32. Where cold surface air replaces warm air, the boundary separating the different bodies of air is:
[A] A parallel of latitude
[B] A tornado
[C] A cold front
[D] A warm front
Answer is [C]
33. When human body is infected by infection ..... type of cells are activated to defend the body.
[A] Erythrocytes
[B] Leukocytes
[C] Lymphocytes
[D] Monocytes
Answer is [C]
34. The hottest atmospheric layer is the:
[A] Stratosphere
[B] Mesosphere
[C] Thermosphere
[D] Troposphere
Answer is [C]
35. Producers are otherwise known as
[A] Organisms
[B] Manufacturers
[C] Organic compounds
[D] Autotrophs
Answer is [D]
36. Scientists are able to determine the air temperature in the thermosphere by:
[A] Using radiosondes
[B] Observing changes in satellite orbits
[C] Direct measurements in manned, high-altitude balloons
[D] All of the above
Answer is [B]
37. What is the most important factor for the success of animal population?
[A] Natality
[B] Adaptability
[C] Unlimited food
[D] Inter species activity
Answer is [B]
38. The main reason(s) for warm summers in northern middle latitudes is that:
[A] The earth is closer to the sun in summer
[B] The sun is higher in the sky and we receive more direct solar radiation
[C] The days are longer
[D] Only [B] and [C] are correct
Answer is [D]
39. The term "Biocoenosis" was proposed by
[A] Transley
[B] Carl Mobius
[C] Warming
[D] None of the above
Answer is [B]
40. In the middle latitudes of the Northern Hemisphere, surface winds tend to blow ______ and _____ around an area of surface low pressure.
[A] Clockwise; Inward
[B] Clockwise; Outward
[C] Counterclockwise; Inward
[D] Counterclockwise; Outward
Answer is [C]
41. The components of LPG are ______.
[A] Methane & Hexane
[B] Propane & Butane
[C] Ethane & Methane
[D] Propane & Ethane
Answer is [B]
42. The heating of earth's atmosphere due to trapped radiation is known as
[A] Global warming
[B] Glass-House effect
[C] Thermal effect
[D] Green House effect
Answer is [D]
43. Rising air cools by this process:
[A] Expansion
[B] Evaporation
[C] Compression
[D] Condensation
Answer is [A]
44. The movement "Pani Panjayath" was initiated to conserve waters in the drought prone areas of ______ state.
[A] Tamilnadu
[B] Rajasthan
[C] Maharashtra
[D] Karnataka
Answer is [C]
45. In a food chain of grassland ecosystem the top consumers are
[A] Herbivorous
[B] Carnivorous
[C] Bacteria
[D] Either carnivorous or herbivorous
Answer is [B]
46. What is Carcinogen?
[A] Drugs for curing infectious disease
[B] Drugs used for curing cancer
[C] Cancer causing agent
[D] Food colourants
Answer is [C]
47. The order of succession in a hydrosere is
[A] Rooted aquatic plants-> phytoplankton->Free floating stage->Reed swamp stage->Sedge Meadow stage-> wood land stage-> Climax forest
[B] Rooted aquatic plants-> phytoplankton->Free floating stage-> Sedge Meadow stage-> Reed swamp stage-> wood land stage-> Climax forest
[C] Phytoplankton->Rooted aquatic plants->Free floating stage->Reed swamp stage-> wood land stage-> Sedge Meadow stage-> Climax forest
[D] Phytoplankton->Rooted aquatic plants->Free floating stage->Reed swamp stage->Sedge Meadow stage-> wood land stage-> Climax forest
Answer is [D]
48. Green Revolution in India was initiated by _____
[A] M.S. Swaminathan
[B] Sunderlal Bahuguna
[C] Kurien
[D] Medha Patkar
Answer is [A]
49. The atmospheric greenhouse effect is produced mainly by the:
[A] Absorption and re-emission of visible light by the atmosphere
[B] Absorption and re-emission of ultraviolet radiation by the atmosphere
[C] Absorption and re-emission of infrared radiation by the atmosphere
[D] Absorption and re-emission of visible light by clouds
Answer is [C]
50. If there is no atmosphere, the colour of the sky will be
[A] White
[B] Colourless
[C] Blue
[D] Black
Answer is [D]
51. Photochemical smog is called
[A] Tokyo smog
[B] India smog
[C] Los Angeles smog
[D] None of the above
Answer is [C]
52. Noise is ____
[A] Huge sound
[B] Sound of vehicles
[C] Undesirable and unwanted sound
[D] Sound of crackers
Answer is [C]
53. Without the atmospheric greenhouse effect, the average surface temperature would be:
[A] Higher than at present
[B] Lower than at present
[C] The same as it is now
[D] Much more variable than it is now
Answer is [B]
54. Fog that most often forms as warm rain falls into a cold layer of surface air is called:
[A] Radiation fog
[B] Evaporation (mixing) fog
[C] Advection fog
[D] Upslope fog
Answer is [B]
55. During the afternoon the greatest temperature difference between the surface air and the air several meters above occurs on a:
[A] Clear, calm afternoon
[B] Clear, windy afternoon
[C] Cloudy, calm afternoon
[D] Cloudy, windy afternoon
Answer is [A]
56. The blueness of the sky is mainly due to:
[A] The scattering of sunlight by air molecules
[B] The presence of water vapor
[C] Absorption of blue light by the air
[D] Emission of blue light by the atmosphere
Answer is [A]
57. Almost all of the earth's weather occurs in the:
[A] Exosphere
[B] Troposphere
[C] Mesosphere
[D] Stratosphere
Answer is [B]
58. The term "Eco" implies
[A] Ecotone
[B] Ecotourism
[C] Environment
[D] Soil
Answer is [C]
59. The only known breeding colony of the greater and lesser Flamingos in our country is seen in _____ desert.
[A] The Great Rann of Kutch
[B] The Thar
[C] Ladakh
[D] Atacama
Answer is [A]
60. Which of the following groups is absolutely essential functional component of the ecosystem?
[A] Producers
[B] Producers and herbivores
[C] Producers and detritivores
[D] Detritivores
Answer is [C]
61. Unleaded petrol contains ..... which are known as carcinogenic compounds
[A] Nitrates
[B] Sulphates
[C] Benzene
[D] Phosphates
Answer is [C]
62. Increased surface UV leads to increased _____ ozone
[A] Tropospheric
[B] Stratospheric
[C] Lonospheric
[D] Exospheric
Answer is [A]
63. In an aquatic ecosystem, the tropic level equivalent to cows in grasslands is
[A] Nekton
[B] Zooplankton
[C] Phytoplankton
[D] Benthos
Answer is [B]
64. The study of minerals is called
[A] Geology
[B] Mineralogy
[C] Mining science
[D] Metallurgy
Answer is [B]
65. The intensity of earthquake is measured in _____
[A] Beaufort scale
[B] Mohs scale
[C] Richter scale
[D] Joules
Answer is [C]
66. The temperature to which air must be cooled in order to become saturated is the:
[A] Minimum temperature
[B] Dew point temperature
[C] Wet-bulb temperature
[D] Freezing point
Answer is [B]
67. DDT is a ..... pollutant
[A] Bio degradable
[B] Non bio degradable
[C] Un-biodegradable
[D] Naturally degradable
Answer is [B]
68. Which of the following processes acts to remove carbon dioxide from the atmosphere?
[A] Lightning
[B] Deforestation
[C] Photosynthesis
[D] Burning fossil fuels
Answer is [C]
69. ______ is derived recently from living organisms and their metabolic products.
[A] Biofuel
[B] Biomass
[C] Fossil fuel
[D] Gobar gas
Answer is [A]
70. In India, tropical evergreen forests occur in
[A] Himachal Pradesh
[B] Madhya Pradesh
[C] Assam
[D] Tamil Nadu
Answer is [C]
71.
[A]
[B]
[C]
[D]
Answer is []
72. Human population growth curve is a:
[A] S shaped curve
[B] Parabola curve
[C] J shaped curvezig zag curve
[D] Zig zag curve
Answer is [C]
73. Killing of animals disturbs
[A] Good for eco system
[B] Good for man
[C] The balance of nature
[D] All of the above
Answer is [C]
74. The world s biggest GHG emitter is
[A] China
[B] USA
[C] India
[D] South Africa
Answer is [A]
75. Rain during November is more acidic than monsoon rain due to
[A] Dissolved CO2
[B] Dissolved SO2
[C] Dissolved NO2
[D] None of the above.
Answer is [B]
76. Many wild plant and animals are on the verge of extinction due to
[A] Habitat destruction
[B] Climatic changes
[C] Non availability of food
[D] None of the above
Answer is [A]
77. What is deforestation?
[A] Product of forest
[B] Destruction of forest
[C] Forest Protection
[D] None of the above
Answer is [B]
78. The controversial dam across the river Narmada?
[A] Sardar Sarovar
[B] Hirakud
[C] Bhakranangal
[D] Sutlej
Answer is [A]
79. What is desertification?
[A] Conversion of forests into desert
[B] Conversion of croplands into desert
[C] Conversion of grassland into desert
[D] All of the above
Answer is [D]
80. Biogas is composed of
[A] Methane, carbon dioxide, nitrogen and hydrogen
[B] Carbon dioxide, nitrogen and hydrogen
[C] Ethane, carbon dioxide, nitrogen and hydrogen
[D] Methane, carbon dioxide, nitrogen and sulphur
Answer is [A]
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