MSBTE
22447 Environmental Studies MCQ with Answers
Unit
no. 2
1. _____% of the Earth's
surface is covered with water.
a) 20
b) 80
c) 71
d) 100
Ans: <c>
2. When trees are cut, amount
of oxygen
a) decreases
b) increases
c) both a) and b)
d) remains same
Ans: <a>
3. Write example of
Non-metallic minerals
Identify the uses of water
a) domestic
b) industrial
c) agricultural
d) All the above
Ans: <d>
4. Land covers up only _____%
of the earth’s surface
a) 10
b) 29
c) 40
d) 30
Ans: <b>
5. Which metals are used for
making Jewellery?
a) Sodium, Potassium
b) Zinc, Tungsten
c) Iron, Copper, Aluminium
d) Gold, silver, platinum
Ans: <d>
6. Write example of
Non-metallic minerals
a) Lime
b) Haematite
c) Cuprite
d) Bauxite
Ans: <a>
7. Energy resources derived
from natural organic materials are called ________.
a) geothermal energy sources
b) fossil fuels
c) biomass
d) All of the above
Ans: <b>
8. Forest is responsible
for_________
a) water shed protection
b) land erosion control
c) providing economic and
environmental benefits
d)All of the above
Ans: <d>
9. Identify the Metallic
minerals from following-
a) Haematite
b) Bauxite
c) Both a and b
d) none
Ans: <c>
10. _________area is a land
used as a permanent residence, such as a house, apartment, nursing home, school,
etc
a) industrial
b) agricultural
c) residential
d) Landfill
Ans: <c >
11. Conservation of soil and
water is which type of function of forest resources?
a) Productive
b) Protective
c) Regulative
d) none
Ans: <b>
12. Which energy is converted
into electrical energy by a solar cell ?
a) Chemical Energy
b) Nuclear Energy
c) Solar energy
d) Magnetic Energy
Ans: <c>
13. Renewable source of energy
is_____
a) coal
b) petroleum
c) plants
d) uranium
Ans: <c >
14. What unit of solar energy
does the earth intercept?
a) 2,200 millionth
b) 2,000 millionth
c) 2,100 millionth
d) 2,300 millionth
Ans: <b>
15. What is LPG?
a) liquefied petroleum gas
b) Loaded petroleum gas
c) liquid petroleum gas
d) None of the above
Ans: <a >
16. The resources which can be
used again and again after passing through some processes are known as____
----
a) Renewable resources
b) Non-renewable resources
c) Cyclic resources
d) All of the above
Ans: <c>
17. Which of the following is
an example of cyclic resource?
a) water
b) oil
c) coal
d) none of the above
Ans: <a >
18. The energy sources are
continuously replenished at a constant rate are called as_________
a) New Resources
b) Renewable Resources
c) Renewable Resources
d) old Resources
Ans: <b>
19. Tidal energy is used to
rotate turbines and generate______
a) Fuel
b) Water
c) Salt
d) electricity
Ans: <d>
20. ______produce a number of
benefits, such as flood control, irrigation, and water supply.
a) Thermal power
b) solar energy
c) Hydropower
d) wind power
Ans: <c>
21. __________is the heat of
interior of the earth present at volcanic regions, geysers or hot springs.
a) Geothermal energy
b) solar energy
c) Hydro energy
d) wind energy
Ans: <a >
22. ______is used as a household and industrial fuel
a) LPG
b) CNG
c) biogas
d) none of the above
Ans: <a>
23. Resource depletion occurs
when the renewable and non renewable resources became ____ because of their
faster consumption
a) scare
b) abundant
c) both a) and b)
d) All of the above
Ans: <a>
24. The term resource
depletion is commonly associated with.......
a) water uses
b) fossil fuel consumption
c) trees and fishing
d) All of the above
Ans: <d>
25. The causes of depletion of
natural resources.......
a) over population
b) over consumption
c) wastage
d) All of the above
Ans: <d>
26. When 'need' turns to
'greed' it starts __________
a) overexploitation
b) conservation
c) Both a and b
d) None of the above
Ans: <a>
27. One of the Manmade Causes
of Landslides s_________
a) Rain
b) Unsafe Mining Activities
c) Cyclones
d) Earthquakes
Ans: <b>
28. What will be the impact of
Extinction of species?
a) Cyclones
b) Earthquakes
c) food web changes
d) Rain
Ans: <c>
29. ___________is major
driving force of all of our resource problems
a) Overconsumption
b) Population growth
c) Wastage
d) all the above
Ans: <d >
30. What happens when natural
resources become scarce because they are consumed fast?
a) resource depletion
b) resource creation
c) resource ends
d) none
Ans: <a>
31. The wrong Agricultural
practices contaminates the land resources and make it unsuitable for_______
a) residence
b) industrialization
c) crop production
d) landfill
Ans: <c>
32. Over exploitation of
fertile soil particularly in areas of low rainfall by cultivating _________
a) complex crops
b) cash crops.
c) simple crops
d) seasonal crops
Ans: <b >
33. ______ is one of the
Solutions for Conserving Natural Resources
a) forestation
b) deforestation
c) mining
d) extinction
Ans: <a >
34. Nuclear energy plant has
potential of high risk / disaster like___
a) Hiroshima
b) Nagasaki
c) Chernobyl
d) Minamata
Ans: <c>
35. Heat is the flow of
thermal energy from___ temperature to ____temperature.
a) High to low
b) low to high
c) Both a and b
d) None of the above
Ans: <a>
36. Solar energy is clean,
noise free and renewable form of energy which causes _______
a) pollution
b) no pollution
c) Both a and b
d) None of the above
Ans: <b>
37. The heat of the interior
of the earth present at volcanic regions, geysers or hot springs is called
as_____
a) Tidal energy
b) Solar energy
c) geothermal energy
d) none of the above
Ans: <c>
38. _______problem is usually
associated with wind mills.
a) Air pollution
b) Noise pollution
c) water pollution
d) none of the above
Ans: <b>
39. Tidal energy is
environment friendly energy as it doesn't produce ____
a) greenhouse gases.
b) green ground gases
c) Both a and b
d) None of the above
Ans: <a>
40. Fossils fuel is an
important source of energy for
a) transport
b) homes
c) industries
d) all of them
Ans: <d >
41. Biomass means all
materials which come from _____
a) Living organisms.
b) non-living things
c) both a and b
d) none
Ans: <a >
42. when the water is ejected
from earth’s interior in the form of hot water it is called
a) ice caps
b) hot springs
c) both (a) and (b)
d) None of the above
Ans: <b>
43. Efficiency of ______is far
greater as compared to coal, solar or wind energy.
a) tidal power
b) Horse power
c) Man power
d) none
Ans: <a>
44. __________ doesn’t pollute
the air like power plants that
burn fossil fuels
a) coal
b) petroleum oil
c) Hydropower
d) natural gas
Ans: <c >
45. World primary on an
average energy demand increase by ______ per year
a) 1.60 %
b) 2.60 %
c) 3.60 %
d) 4.60 %
Ans: <a >
46. The demand of oil in 2040
will be increase from
a) 65 million barrel to 165
million barrel per day
b) 95 million barrel to 195
million barrel per day
c) 85 million barrel to 106
million barrel per day
d) 105 million barrel to 205
million barrel per day
Ans: <c>
47. The demand of coal
increase in 2040 is
a) 20 %
b) 22 %
c) 26 %
d) 40 %
Ans: <c>
48. Why there is a need of
energy conservation?
a) limited resources
b) continuous increase in
demands
c) exhausted of the energy
d) All of the above
Ans: <d>
49. At personal level how we
conserve the energy?
a) switch off fans and lights
when not in use
b) always switch on fans and
lights
c) switch on street lights in
day time
d) switch on energy appliances
at public places
Ans: <a>
50. Which is not an energy
strategy for a sustainable world
a) Immediate term strategy
b) Medium term strategy
c) long term strategy
d) ultimate strategy
Ans: <d>
51. The demand of oil in _____
will be increase from 85 million barrel to 106 million barrel per day
a) 2020
b) 2030
c) 2040
d) 2050
Ans: <c>
52. ___and___ are the most
used energy fuels for generating electricity.
a) Coal and natural gas
b) wind and hydro power
c) tidal and hydro power
d) solar and wind power
Ans: < a >
53. Promoting of energy
efficiency & emission standards is a _____ strategy for sustainability.
a) Medium-term strategy
b) Long – term strategy
c) Immediate term strategy
d) none
Ans: <b>
54. _______increases national,
personal and financial security.
a) money conservation
b) Energy conservation
c) time conservation
d) none
Ans: <b>
55. Necessary condition for
socio-economic change to lead to a sustainable world must include_________
to lead to a sustainable world must
include
a) Harmony with the
environment
b) Economic viability
c) Satisfaction of basic needs
of the peoples
d) all the above
Ans: <d>
56. Resources that can be replenished
naturally in the course of time are called ________
a) cyclic resources
b) Renewable Resources.
c) non-renewable Resources.
d) none
Ans: <b >
57. Solar energy is _________
form of energy
a) conventional
b) nonconventional
c) both a and b
d) none
Ans: <b >
58. Productive functions of
forest includes avability of ____
a) timber
b) bamboo
c) medicines
d) all the above
Ans: <d >
59. nuclear fission, nuclear
decay and nuclear fusion are________
a) general processes
b) special processes
c) nuclear processes
d) none
Ans: <c >
60. Minerals such as Gasoline,
Copper, and Zinc production are estimated to decline in the next _____years.
a) 5
b) 10
c) 15
d) 20
Ans: <d >
61. About _____% of the
earth’s water is strong saline.
a) 50
b) 25
c) 97
d) 100
Ans: <c>
62. Private companies misuse
__________ for getting more profit.
a) Natural resources
b) money
c) manpower
d) none
Ans: <a >
63. In 2018 the total world
energy came from ___% fossil fuels
a) 64
b) 60
c) 74
d) 70
Ans: <a >
64. Deregulation and
privatization of energy sector is a _____strategy for sustainability.
a) Medium-term strategy
b) Long – term strategy
c) Immediate term strategy
d) none
Ans: <b >
65. Dams are constructed
across the river is used for generating ____
a) Thermal power
b) wind power
c) tidal power
d) Hydro electricity
Ans: <d >
66. Which one among the
following covers the highest percentage of forest area in the world?
a) Temperate Coniferous
forests
b) Temperate Deciduous forest
c) Tropical Monsoon forests
d) Tropical Rain forests
Ans: <a>
67. Plants get their nitrogen
from–
a) rain
b) the soil
c) the air
d) the bed rock
Ans: <b>
68. Pollination by wind is
called–
a) Autogamy
b) Entomophily
c) Anemophily
d) Ornithophily
Ans: <c>
69. Forest is responsible for
a) water shed protection
b) land erosion control
c) providing economic and
environmental benefits
d) All of the above
Ans: <d>
70. --- is the perpetual
source of energy.
a) nuclear reactor
b) hydropower
c) solar energy
d) None of the above
Ans: <c>
71. which of the following is
not renewable resources?
a) coal
b) wind power
c) Geo thermal energy
d) thermal energy
Ans: <a>
72. The main causes of
deforestation is
a) overgrazing
b) Agriculture industry and another
developmental project
c) Timber extraction
d) all of the above
Ans: <d>
73. water logging and soil
salinity are the outcomes of...
a) over- irrigation
b) mining
c) soil erosion
d) acid rain
Ans: <a>
74. Wind energy is harnessed
as----------------- energy with the help of windmill.
a) mechanical
b) solar
c) electrical
d) heat
Ans: <a>
75. Any material that can be
transform into more valuable and useful product for all service is called as
a) resource
b) minerals
c) product
b) None of the above
Ans: <a>
76. Burning of fossil fuels
a) decreases greenhouse gases
b) increases greenhouse gases
c) increase level of oxygen
d) increase level of ethane
Ans: <b>
77. All forms of water that
comes down on Earth, including rain, show, hail
etc. is known as------------------
a) precipitation
b) Calcification
c) Fixation
d) None of the above
Ans: <a>
78. when the water is ejected
from earth’s interior in the form of hot water it is called
a) Geyser
b) hot springs
c) both (a) and (b)
d) None of the above
Ans: <b>
79. Green revolution is
associated with ---------------
a) sericulture
b) agriculture
c) fish culture
d) None of the above
Ans: <b>
80. Pollination by wind is
called–
a) Autogamy
b) Entomophily
c) Anemophily
d) Ornithophily
Ans: <c>
81. Which gas is likely to be
reduced in the atmosphere by deforestation?
a) Carbon dioxide
b) Nitrogen
c) oxygen
d) All of the above
Ans: <c>
82. Which of the following
enhances soil fertility?
a) Improved methods of
agriculture
b) crop rotation
c) Using new seed verities
d) Irrigation
Ans: <b>
83. Forest is an example of
a) Marine ecosystem
b) Limnic ecosystem
c) Artificial Ecosystem
d)Terrestrial Ecosystem
Ans: <d>
84. The resources that can be
replaced by natural ecological cycle is called
a) renewable
b) non renewable
c) exhaustible
d) natural
Ans: <a>
85. Area X represents
a) coal
b) solar
c) nuclear
d) oil
Ans: <a>
86. The primary producers in a
forest ecosystem are:
a) Chlorophyll containing
trees and plants
b) Herbivores
c) Carnivores
d) Bacteria and another
micro-organism
Ans: <a>
87. The amount of oil that may
become available for use is called oil ________.
a) reserves
b) reservoir
c) resources
d) trap
Ans: <c>
88. A coal deposit that is not
economical to mine today would be considered part of our __________
a) coal reserves
b) coal resources
c) coal reservoir
d) None of the above
Ans: <b>
89. Area W represents
a) coal
b) solar
c) nuclear
d) oil
Ans: <d>
90. What is the leading source
of energy used in the United States today?
a) coal
b) oil resources
c) natural gas
d) nuclear power
Ans: <b>
91. Energy resources derived
from natural organic materials are called ________.
a) geothermal energy sources
b) fossil fuels
c) biomass
d) All of the above
Ans: <b>
92. All oil traps contain
___________.
a) an impermeable layer
b) an anticline
c) a fault
d) All of the above
Ans: <a>
93. Area Y represents
a) coal
b) solar
c) nuclear
d) oil
Ans: <c>
94. The world has the least
amount of which of the following fuel types.
a) oil
b) coal
c) uranium
d) there are roughly equal
amounts of each of these fuels
Ans: <a>
95. Area Z represents
a) coal
b) solar
c) nuclear
d) oil
Ans: <b>
96. Burning of which of the following
fuels produces the least amount of carbon dioxide per unit of energy?
a) coal
b) oil
c) natural gas
d) all of these produce the
same amount of carbon dioxide.
Ans: <c>
97. Nuclear energy is derived
by ___________.
a) combustion of atoms of U 235
b) fission of atoms of U 235
c) fusion of atoms of U 235
d) the breaking of U 235 bonds
Ans: <b>
98. Solar energy stored in
material such as wood, grain, sugar, and municipal waste is called __________.
a) fossil fuels
b) biomass
c) geothermal energy
d) natural gas
Ans: <b>
99. Which of the following
energy sources does not produce carbon dioxide?
a) oil
b) uranium
c) coal
d) natural gas
Ans: <b>
100. The most nuclear fuel
used in the world is________________
a) Thorium – 232
b) Uranium – 238
c) Uranium – 235
d) Plutonium – 239
Ans: <c>
22447 Environmental Studies MCQ with Answers Unit no.1
22447 Environmental Studies MCQ with Answers Unit no.2
22447 Environmental Studies MCQ with Answers Unit no.3
22447 Environmental Studies MCQ with Answers Unit no.4
22447 Environmental Studies MCQ with Answers Unit no.5
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