Model MCQs for TDP (General/Honours) 3rd Semester Exam.
FOUNDATION-III
( ENVIRONMENTAL STUDIES )
1. Ozonosphere seen in
[A] Hydrosphere
[B] Biosphere
[C] Lithosphere
[D] Stratosphere
Answer is [D]
2. During the winter solstice in the Northern Hemisphere:
[A] Astronomical winter begins in the Northern Hemisphere
[B] The noon sun is overhead at 23.5o S latitude
[C] At middle latitudes in the Northern Hemisphere, this marks the longest night of the year
[D] All of the above
Answer is [D]
3. Herpetology is a branch of Science which deals with
[A] Aves
[B] Fishes
[C] Mammals
[D] Reptiles
Answer is [D]
4. A set of organisms that resemble one another in appearance and behaviour is called a ____
[A] Exons
[B] Prions
[C] Species
[D] Guilds
Answer is [C]
5. Climate includes
[A] A Seasonal variation
[B] General patterns of atmosphere conditions.
[C] Average weather of an area
[D] All of these
Answer is [D]
6. Pottery workers are at high risk of _____ lung disease
[A] Asbestosis
[B] Asthma
[C] Silicosis
[D] None of the above
Answer is [C]
7. When a man of lower caste or status marries a woman of higher caste or status it is known as _____.
[A] Anuloma
[B] Pratiloma
[C] Caste marriage
[D] None of the above
Answer is [B]
8. Which of the following is a biodiversity hot sport in India?
[A] Western Ghats
[B] Nandadevi
[C] Eastern Ghats
[D] Aravalli
Answer is [A]
9. Boron, Zinc and Manganese are usually referred to as
[A] Micronutrients
[B] Macronutrients
[C] Soil Vitamins
[D] MBZ nutrients
Answer is [A]
10. Which sea is referred to as an oceanic desert?
[A] Red Sea
[B] Sargasso Sea
[C] Arabian Sea
[D] Sea of Japan
Answer is [B]
11. Which is an example for sedimentary biogeochemical cycle
[A] Oxygen cycle
[B] Nitrogen cycle
[C] Water cycle
[D] Phosphorus cycle
Answer is [D]
12. The World Wetlands Day is celebrated on ____
[A] February 02
[B] February 28
[C] June 05
[D] March 21
Answer is [A]
13. MoEF means
[A] Ministry of Forest and Energy
[B] Ministry of Environment and Forests
[C] Ministry of Fuel and Energy
[D] Management of Environment and Forestry
Answer is [B]
14. Who had stated in the Stockholm Conference in 1972 that poverty was the greatest polluter?
[A] Indira Gandhi
[B] Mahatma Gandhi
[C] Rajiv Gandhi
[D] Jawaharlal Nehru
Answer is [A]
15. ____ is essentially stored solar energy that can be converted in to electricity, fuel and heat.
[A] Biomass
[B] Fossil
[C] Heat
[D] Coal
Answer is [A]
16. The pyramid of biomass is inverted in
[A] Forest ecosystem
[B] Grassland ecosystem
[C] Fresh water ecosystem
[D] Tundra
Answer is [C]
17. CFCs are used as
[A] Refrigerants
[B] Insulators
[C] Aerosol propellants
[D] All the above
Answer is [D]
18. CFCs stand for?
[A] Chloroflourocarbons
[B] Chlorofluorocarbons
[C] Chloroformcarbons
[D] Chloronfluorocarbons
Answer is [B]
19. Definition of ecosystem is
[A] The community of organisms together with the environment in which they live
[B] The abiotic component of a habitat
[C] The part of the earth and its atmosphere which inhibits living organisms
[D] None of the above
Answer is [A]
20. Which of the following regarding ecological pyramids is not correct?
[A] The pyramid of energy expresses mainly the rate of food production
[B] In most ecosystems, the pyramid of numbers and biomass are up right
[C] In deep water ecosystem, the pyramid of biomass is upright
[D] None of the above
Answer is [B]
21. The Red Data book which lists endangered species is maintained by
[A] UNO
[B] WHO
[C] IUCN
[D] WWF
Answer is [C]
22. At which temperature would the earth be radiating energy at the greatest rate or intensity?
[A] -5 o F
[B] -40 o F
[C] 60 o F
[D] 105o F
Answer is [D]
23. The organic matter produced by the Photosynthetic activity of green plants is called as
[A] Light energy
[B] Cellular process
[C] Energy flow
[D] Primary productivity
Answer is [D]
24. The most abundant gases in the earth's atmosphere by volume are:
[A] Carbon dioxide and nitrogen
[B] Oxygen and water vapor
[C] Nitrogen and oxygen
[D] Oxygen and helium
Answer is [C]
25. Atmospheric ozone layer which protect us from UV-B and C is getting depleted most by addition of
[A] Chloro fluorocarbon
[B] Carbon monoxide
[C] Carbon dioxide
[D] Sulpur dioxide
Answer is [A]
26. MAB program stands for
[A] Man and biotechnology
[B] Man and Biosphere
[C] Man and Biology
[D] Material and biology
Answer is [B]
27. What is lentic habitat?
[A] Running water habitat
[B] Standing or still water habitat
[C] Marine habitat
[D] None of the above
Answer is [B]
28. The strongest radiation inversions occur when
[A] Skies are overcast
[B] Skies are partly cloudy
[C] Skies are clear
[D] Precipitation is falling
Answer is [C]
29. The expansion on PQLI is
[A] Physical quality of life index
[B] Population quotient of life in India
[C] Poor quality of life in India
[D] Poverty, quality of life in India
Answer is [A]
30. World s most problematic aquatic weed is
[A] Azolla
[B] Wolffia
[C] Eichornia
[D] Trapa
Answer is [C]
31. Environmental education should be in approach.
[A] Interdependent
[B] Interpreting
[C] Interdisciplinary
[D] Balanced
Answer is [C]
32. Which of the following is not a reason why water warms and cools much more slowly than land?
[A] Solar energy penetrates more deeply into water
[B] Heat energy is mixed in a deeper layer of water
[C] Water has a higher heat capacity
[D] It takes more heat to raise the temperature of a given amount of soil 1o C than it does to raise the temperature of water 1o C.
Answer is [D]
33. ____ is an important factor that aggravates the effect of drought
[A] Deforestation
[B] Soil Erosion
[C] Floods
[D] Acid Rain
Answer is [A]
34. Global warming is caused by
[A] GHGs
[B] CFCs
[C] CH$_{4}$
[D] NO$_{2}$
Answer is [A]
35. Thorn-forests are found in the ___ regions
[A] Semi-arid
[B] High rain fall areas
[C] Frozen areas
[D] None of the above
Answer is [A]
36. India ranks _____ amongst the wind-energy producing countries of the world.
[A] First
[B] Second
[C] Third
[D] Fourth
Answer is [D]
37. The heat energy released when water vapor changes to a liquid is called:
[A] Latent heat of evaporation
[B] Latent heat of fusion
[C] Latent heat of fission
[D] Latent heat of condensation
Answer is [D]
38. The biosphere encompasses the total ..... of living material in a region or the globe.
[A] Diversity of species
[B] Animal population
[C] Weight
[D] Photosynthesis
Answer is [C]
39. Which of the following is mainly responsible for the extinction of wild life
[A] Pollution of air and water
[B] Hunting of flesh
[C] Destruction of Habitats
[D] All of the above
Answer is [D]
40. The range of normal human hearing is in the range of
[A] 10 Hz to 80 Hz
[B] 50 Hz to 80 Hz
[C] 50Hz to 15000 Hz
[D] 15000 Hz and above
Answer is [C]
41. Which chemical was responsible for Bhopal gas tragedy?
[A] Methyl iso Cyanate
[B] Benzene Hexa Chloride
[C] Tri Nitro Toluene
[D] None of the above
Answer is [A]
42. Coral reefs in India can be seen in
[A] Himalayan region
[B] Andaman and Nicobar Islands
[C] Uttar Pradesh
[D] Maharashtra
Answer is [B]
43. Acid deposition causes
[A] The greenhouse effect to lessen
[B] Lakes and forests to die
[C] Acid indigestion in humans
[D] All the above are correct
Answer is [B]
44. In an aquatic ecosystem, the depth to which light penetrates is called
[A] Aphotic
[B] Photic
[C] Euphotic
[D] Nonphotic
Answer is [B]
45. In which Indian state is Corbet National park located
[A] Madya Pradesh
[B] Uttarakhand
[C] Kerala
[D] Tamilnadu
Answer is [B]
46. The term "Ecology" was coined by
[A] A.G.Tansley
[B] Earnst Haeckel
[C] Aristotle
[D] Linnaeus
Answer is [C]
47. Agastyamalai Biosphere reserve is in
[A] Pathanamthitta
[B] Thiruvananthapuram
[C] Idukki
[D] Wayanad
Answer is [B]
48. Earth summit was held in
[A] Stockholm in 1972
[B] Rio de Jeneiro in 1992
[C] Paris in 1992
[D] New York in 1972
Answer is [B]
49. If the sun suddenly began emitting more energy, the earth's radiative equilibrium temperature would:
[A] Increase
[B] Decrease
[C] Remain the same
[D] Begin to oscillate
Answer is [B]
50. Typically, water vapour occupies about what percentage of the air's volume near the earth's surface?
[A] About 78 percent
[B] About 21 percent
[C] About 10 percent
[D] Less than 4 percent
Answer is [D]
51. Atmospheric humidity is measured by
[A] Auxanometer
[B] Photometer
[C] Hygrometer
[D] None of the above
Answer is [C]
52. Grassland of USA is referred to as
[A] Prairies
[B] Steppes
[C] Pampas
[D] Veldts
Answer is [A]
53. The most important reason for decrease in biodiversity is
[A] Habitat pollution
[B] Introduction of exotic species
[C] Over-exploitation
[D] Habitat destruction
Answer is [D]
54. African grasslands are called
[A] Prairies
[B] Pampas
[C] Savannah
[D] None of the above
Answer is [C]
55. The term Ecosystem was coined by
[A] Odum
[B] Clements
[C] Arthur G Tansley
[D] Elton
Answer is [C]
56. Drinking of fluoride containing water results :
[A] Fluorosis
[B] Chlorosis
[C] Minemata
[D] Methaemoglobinema
Answer is [A]
57. The true statement about "green house effect" is that it is
[A] Caused by combination of many gases
[B] Caused by CO2
[C] Caused only by CO2, CFC, CH4 and NO2 gases
[D] None of these
Answer is [C]
58. The source of aerosol in upper atmosphere is
[A] Sea currents
[B] Petroleum based industries
[C] Jet planes
[D] Ruminants
Answer is [C]
59. The forests which occur in law rain fall area is
[A] Evergreen forests
[B] Deciduous forests
[C] Coniferous forest
[D] All the above
Answer is [B]
60. Animals and plants are best protected in
[A] Zoos
[B] Botanical Gardens
[C] National Parks
[D] Sanctuaries
Answer is [C]
61. The albedo of the earth's surface is only about 4%, yet the combined albedo of the earth and the atmosphere is about 30%. Which set of conditions below best explains why this is so?
[A] High albedo of clouds, low albedo of water
[B] High albedo of clouds, high albedo of water
[C] Low albedo of clouds, low albedo of water
[D] Low albedo of clouds, high albedo of water
Answer is [A]
62. The term "normal" refers to weather data averaged over:
[A] At least a day
[B] Several months
[C] One year
[D] Thirty years
Answer is [D]
63. The best way to check soil erosion is by providing adequate trees and
[A] Grass cover
[B] Manure
[C] Water
[D] Sand
Answer is [A]
64. If the air temperature increased, with no addition or removal of water vapor, the actual vapor pressure would:
[A] Increase
[B] Decrease
[C] Stay the same
[D] Become greater than the saturation vapor pressure
Answer is [C]
65. Non-biodegradable pollutants are created by
[A] Nature
[B] Excessive use of resources
[C] Humans
[D] Natural disasters
Answer is [C]
66. Largest reptile in the world
[A] Dragon
[B] Snake
[C] Saltwater Crocodile
[D] Python
Answer is [C]
67. The European Union has a permanent ban on the use of _____ in toys.
[A] Phthalates
[B] Clay
[C] Polycarbonate
[D] Bisphenol
Answer is [A]
68. Viable material of endangered species can be preserved by
[A] Gene bank
[B] Gene library
[C] Gene pool
[D] Herbarium
Answer is [A]
69. Green Land biome
[A] Tundra
[B] Pampas
[C] Taiga
[D] Thaar
Answer is [B]
70. The main reason why vegetables take longer to cook in boiling water at high altitudes is because:
[A] Water boils at a higher temperature with higher altitude
[B] The temperature of the boiling water decreases with increasing altitude
[C] There is less oxygen in the air at high altitude
[D] Saturation vapoUr pressure decreases with increasing altitude
Answer is [B]
71. The combined albedo of the earth and the atmosphere is approximately _____ percent.
[A] 4
[B] 10
[C] 30
[D] 50
Answer is [C]
72. The change of state of ice into water vapor is known as:
[A] Deposition
[B] Sublimation
[C] Melting
[D] Condensation
Answer is [B]
73. The one-horned Rhinoceros is now restricted to which state?
[A] Maharashtra
[B] Gujarat
[C] Assam
[D] Uttar Pradesh
Answer is [C]
74. Maximum deposition of DDT will occur in
[A] Phytoplankton
[B] Crab
[C] Eel
[D] Sea gull
Answer is [D]
75. If very cold air is brought indoors and warmed with no change in its moisture content, the saturation vapor pressure of this air will ______ and the relative humidity of this air will ______ .
[A] Increase, increase
[B] Decrease, decrease
[C] Increase, Decrease
[D] Decrease, increase
Answer is [C]
76. Which of the following provides a measure of the average speed of air molecules?
[A] Pressure
[B] Temperature
[C] Density
[D] Heat
Answer is [B]
77. MAB stands for
[A] Man and biosphere
[B] Man, antibiotics and bacteria
[C] Man and biotic community
[D] Mayer, Anderson and Bisby
Answer is [A]
78. As the air temperature increases, with no addition of water vapor to the air, the relative humidity will:
[A] Remain the same
[B] Increase
[C] Decrease
[D] Increase until it becomes equal to the dew point temperature
Answer is [C]
79. On the average, about what percentage of the solar energy that strikes the outer atmosphere eventually reaches the earth's surface?
[A] 5%
[B] 15%
[C] 30%
[D] 50%
Answer is [D]
80. The most abundantly available fossil fuel in India is _____________
[A] Coal
[B] Natural Gas
[C] Petroleum
[D] Oil
Answer is [A]
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