McqMate
1. |
In an ecotone, the species which become abundant are called: |
A. | Edge species |
B. | Keystone species |
C. | Endemic species |
D. | Foster species |
Answer» A. Edge species |
2. |
The objective of Environment studies is |
A. | Raise consciousness about environment conditions |
B. | To teach environmentally appropriate behavior |
C. | Create an environmental ethic sensitive society |
D. | All of the above |
Answer» D. All of the above |
3. |
Which of the following is not influenced by human activities? |
A. | Destruction of mangroves and wetlands |
B. | Depletion of ground water |
C. | Increased extinction rate of species |
D. | None of the above |
Answer» D. None of the above |
4. |
Which of the following is management option for air pollution? |
A. | Regulations and standards |
B. | Transport planning |
C. | Using CNG as fuel |
D. | All of these |
Answer» D. All of these |
5. |
Development activities on the hydrosphere cause |
A. | Air pollution |
B. | Soil pollution |
C. | Water pollution |
D. | Soil erosion |
Answer» C. Water pollution |
6. |
The species restricted to be present in one region are called |
A. | Edge species |
B. | Endemic species |
C. | Endangered species |
D. | Keystone species |
Answer» B. Endemic species |
7. |
The basic requirements of human beings are provided by |
A. | Industrialization |
B. | Agriculture |
C. | Nature |
D. | Urbanization |
Answer» C. Nature |
8. |
Environment is the life support system that includes |
A. | Air |
B. | Water |
C. | Land |
D. | All of the above |
Answer» D. All of the above |
9. |
The term ‘Environment’ has been derived from the French word which means to encircle or surround |
A. | Environ |
B. | Oikos |
C. | Geo |
D. | Aqua |
Answer» A. Environ |
10. |
Biosphere is |
A. | The solid shell of inorganic materials on the surface of the earth |
B. | The thin shell of organic matter on the surface of the earth comprising of all the living things |
C. | The sphere which occupies the maximum volume of all the spheres |
D. | All the above |
Answer» B. The thin shell of organic matter on the surface of the earth comprising of all the living things |
11. |
Atmosphere consists of 79 percent Nitrogen and 21 percent Oxygen by |
A. | Volume |
B. | Weight |
C. | Density |
D. | All of these |
Answer» B. Weight |
12. |
The word ‘Environment’ is derived from |
A. | Greek |
B. | French |
C. | Spanish |
D. | English |
Answer» B. French |
13. |
Which among the following is a climatic factor? |
A. | pressure |
B. | humidity |
C. | temperature |
D. | all of the above |
Answer» D. all of the above |
14. |
World environment day is on: |
A. | 5th May |
B. | 5th June |
C. | 18th July |
D. | 16th August |
Answer» B. 5th June |
15. |
Which of the following are major environmental issues involved in mining? |
A. | air pollution |
B. | water pollution |
C. | soil degradation |
D. | all of the above |
Answer» D. all of the above |
16. |
Sustainable development means |
A. | meeting present needs without compromising on future needs |
B. | progress of human beings |
C. | balance between human needs and the ability of earth to provide the resources |
D. | all of the above |
Answer» C. balance between human needs and the ability of earth to provide the resources |
17. |
The most important remedy to avoid negative impact due to industrialization is |
A. | industry should be closed |
B. | don’t allow new industrial units |
C. | industry should treat all the wastes generated by it before disposal |
D. | industries should be shifted far away from human habitats |
Answer» C. industry should treat all the wastes generated by it before disposal |
18. |
Sustainable development will not aim at |
A. | Social economic development which optimizes the economic and social benefits available in the present, without spoiling the likely potential for similar benefits in the future |
B. | Reasonable and equally distributed level of economic well-being that can be perpetuated continually |
C. | Development that meets the needs of the present without compromising the needs of future generations to meet their own needs |
D. | Maximizing the present day benefits through increased resource consumption |
Answer» C. Development that meets the needs of the present without compromising the needs of future generations to meet their own needs |
19. |
The adverse effect of modern agriculture is |
A. | Water pollution |
B. | Soil degradation |
C. | Water logging |
D. | All of the above |
Answer» B. Soil degradation |
20. |
Soil erosion removes surface soil which contains |
A. | Organic matter |
B. | Plant nutrients |
C. | Both a and b |
D. | none of the above |
Answer» A. Organic matter |
21. |
Water logging is a phenomenon in which |
A. | Crop patterns are rotated |
B. | Soil root zone becomes saturated due to over irrigation |
C. | Erosion of soil |
D. | None of the above |
Answer» B. Soil root zone becomes saturated due to over irrigation |
22. |
The impact of construction of dams |
A. | Submerged forest |
B. | Loss of wild life habitat |
C. | Damages downstream ecosystem |
D. | All of the above |
Answer» D. All of the above |
23. |
What would you do to prevent environmental damage |
A. | Plant trees |
B. | Halt deforestation |
C. | Control pollution |
D. | All of the above |
Answer» D. All of the above |
24. |
Environmental impact assessment |
A. | is the study of feasibility of a project |
B. | is a study of bio-physical characteristics of the environment that may result from a human action |
C. | Both a and b |
D. | None of the above |
Answer» B. is a study of bio-physical characteristics of the environment that may result from a human action |
25. |
Which of the following is the most environmental friendly agricultural practice? |
A. | Using chemical fertilizers |
B. | Using insecticides |
C. | Organic farming |
D. | None of the above |
Answer» C. Organic farming |
26. |
A herbivore is also known as a |
A. | Producer |
B. | First order consumer |
C. | Second order consumer. |
D. | Third order consumer |
Answer» B. First order consumer |
27. |
A product of photosynthesis is |
A. | Carbon dioxide |
B. | Water |
C. | Oxygen |
D. | Chlorophyll |
Answer» C. Oxygen |
28. |
Primary source of energy in a food web is/are |
A. | Green plants |
B. | Sun |
C. | Inorganic nutrients |
D. | Animals |
Answer» B. Sun |
29. |
A group of living organisms of the same kind living in the same place and at the same time refers to a |
A. | Community |
B. | Species |
C. | Population |
D. | Consumers |
Answer» C. Population |
30. |
Which of these organisms has a diet consisting only of plant matter |
A. | Omnivores |
B. | Carnivores |
C. | Herbivores |
D. | Insectivores |
Answer» C. Herbivores |
31. |
The true end of any food chain is the |
A. | Decomposer |
B. | Predator |
C. | Consumer |
D. | Human |
Answer» A. Decomposer |
32. |
The second trophic level in a lake is |
A. | Phytoplankton |
B. | Zooplanktons |
C. | Fishes |
D. | Benthos |
Answer» B. Zooplanktons |
33. |
Which of the following can act as a pioneer species in a xerach succession |
A. | Lichens |
B. | Humans |
C. | Herbs |
D. | Animals |
Answer» A. Lichens |
34. |
Energy flow in an ecosystem is |
A. | Bidirectional |
B. | Unidirectional |
C. | Multidirectional |
D. | All rounds |
Answer» B. Unidirectional |
35. |
Which of the following is an example of a man-made ecosystem |
A. | Tissue culture |
B. | Herbarium |
C. | Aquarium |
D. | Forest |
Answer» C. Aquarium |
36. |
Pyramid of energy in a pond ecosystem is always |
A. | Inverted |
B. | Upright |
C. | Linear |
D. | Irregular |
Answer» B. Upright |
37. |
If in a population, natality is balanced by mortality, then there will be |
A. | Decrease in population growth |
B. | Increase in population growth |
C. | Zero population growth |
D. | Over population |
Answer» C. Zero population growth |
38. |
In a pyramid of numbers in grassland ecosystems, the largest population is that of |
A. | Herbivores |
B. | Primary consumers |
C. | Secondary consumer |
D. | Producers |
Answer» A. Herbivores |
39. |
Which of these belong to the category of primary consumers in grazing food chain |
A. | snakes and frogs |
B. | Insects and cattle |
C. | Eagle and snakes |
D. | Cow and rabbit |
Answer» D. Cow and rabbit |
40. |
The pyramid of energy is always upright for any ecosystem, this situation indicates that |
A. | Herbivores have better energy conversion efficiency than carnivores |
B. | Producers have the lowest energy conversion efficiency |
C. | Carnivores have a better energy conversion efficacy than herbivores |
D. | Energy conversion efficiency is same at all trophic levels |
Answer» D. Energy conversion efficiency is same at all trophic levels |
41. |
Which of the ecological pyramid is always upright |
A. | Pyramid of numbers |
B. | Pyramid of biomass |
C. | Pyramid of energy |
D. | All of the above |
Answer» C. Pyramid of energy |
42. |
Which one of the following is not a gaseous biogeochemical cycle |
A. | Nitrogen cycle |
B. | Carbon cycle |
C. | Sulphur cycle |
D. | Phosphorus cycle |
Answer» D. Phosphorus cycle |
43. |
Deserts, grasslands, forests and tundra regions are the examples of |
A. | Biomes |
B. | Biogeographically regions |
C. | Ecosystems |
D. | Biospheres |
Answer» C. Ecosystems |
44. |
The upright pyramid of numbers is absent in |
A. | Lake |
B. | Pond |
C. | Grasslands |
D. | Forests |
Answer» D. Forests |
45. |
The final stable community in ecological succession is |
A. | Climax |
B. | Pioneer |
C. | Sere |
D. | Carnivores |
Answer» A. Climax |
46. |
Mass of living matter at a trophic level in an area at any given time is called |
A. | Standing state |
B. | Standing crop |
C. | Humus |
D. | Detritus |
Answer» B. Standing crop |
47. |
Hydrarch succession takes place in |
A. | Dry areas |
B. | Bare area |
C. | Wetter areas |
D. | None of the above |
Answer» C. Wetter areas |
48. |
Which of the following is a fossil fuel? |
A. | Oil |
B. | Coal |
C. | Natural gas |
D. | All of the above |
Answer» B. Coal |
49. |
Which of the following is not an inexhaustible form of energy? |
A. | Water |
B. | Wind |
C. | Solar |
D. | Fossil |
Answer» C. Solar |
50. |
Biogas contains mainly |
A. | Methane |
B. | Propane |
C. | Butane |
D. | Carbon dioxide |
Answer» A. Methane |
51. |
The burning of fossil fuels releases a large amount of |
A. | Nitrogen into air |
B. | Sulphur into air |
C. | Carbon dioxide into air |
D. | Oxygen into air |
Answer» B. Sulphur into air |
52. |
A poisonous gas given out of a vehicle exhaust is |
A. | Methane |
B. | Ethane |
C. | Carbon dioxide |
D. | Carbon monoxide |
Answer» D. Carbon monoxide |
53. |
The purest form of coal is |
A. | Anthracite |
B. | Lignite |
C. | Peat |
D. | Bitumen |
Answer» C. Peat |
54. |
Which one of the following is used as a refrigerant? |
A. | Freon |
B. | Teflon |
C. | Ethanol |
D. | Benzol |
Answer» A. Freon |
55. |
Loss of forest has led to |
A. | Erosion of fertile soil |
B. | Global warming |
C. | Loss of habitat of plants and animals |
D. | All of the above |
Answer» D. All of the above |
56. |
What are the consequences of excessive mining in an area? |
A. | Air and water pollution |
B. | Deforestation |
C. | Migration of large numbers of population |
D. | All of the above |
Answer» D. All of the above |
57. |
Resources which are directly derived from nature are referred to as |
A. | Organic resources |
B. | Natural resources |
C. | Manmade resources |
D. | None of the above |
Answer» B. Natural resources |
58. |
Resources that take too long a period of time to be used as a resource are called as |
A. | Renewable resource |
B. | Non-renewable resource |
C. | Exhaustible resource |
D. | Inexhaustible resource |
Answer» D. Inexhaustible resource |
59. |
The fossil fuel that is derived from the dead remains of plants that grew some 250 million years ago is |
A. | Petroleum |
B. | Natural gas |
C. | Coal |
D. | LPG |
Answer» C. Coal |
60. |
A resource that cannot be replaced in a reasonably short time is usually referred to as |
A. | Renewable |
B. | Non-renewable |
C. | Natural |
D. | Man made |
Answer» B. Non-renewable |
61. |
Manmade resources are alternative to natural resources for a variety of reasons. Which of these would not be one of those? |
A. | They increase variety and choice |
B. | They are cheaper to produce than natural resources |
C. | They are made from renewable resources |
D. | They are better suited for the purpose for which they will be used |
Answer» C. They are made from renewable resources |
62. |
Which of these is not a fossil fuel? |
A. | Coal |
B. | Oil |
C. | Natural gas |
D. | Uranium |
Answer» D. Uranium |
63. |
A liquid fuel that was formed from the ancient remains of sea plants and animals is |
A. | Natural gas |
B. | Petroleum |
C. | Geothermal energy |
D. | Coal |
Answer» B. Petroleum |
64. |
Energy in the rays from the sun is called |
A. | Solar energy |
B. | Wind energy |
C. | Tidal energy |
D. | Water energy |
Answer» A. Solar energy |
65. |
Which is a list of renewable resources? |
A. | Petroleum, geothermal, wind |
B. | Biomass, geothermal, hydropower |
C. | Natural gas, wind, biomass |
D. | Hydropower, solar, wind energy |
Answer» D. Hydropower, solar, wind energy |
66. |
Energy from the heat inside the earth is |
A. | Natural gas |
B. | Geothermal |
C. | Petroleum |
D. | Terrathermal |
Answer» B. Geothermal |
67. |
A coal deposit that is not economical to mine today would be considered part of our ___________ |
A. | Coal reserves |
B. | Coal resources |
C. | Coal reservoirs |
D. | None of these |
Answer» A. Coal reserves |
68. |
Which out of the following are the causes of soil erosion? |
A. | Unrestricted grazing |
B. | Over cultivation |
C. | Deforestation |
D. | All of the above |
Answer» D. All of the above |
69. |
The process of restoring forests that once existed but was removed at some time in the past is known as |
A. | Afforestation |
B. | Reforestation |
C. | Deforestation |
D. | None of these |
Answer» B. Reforestation |
70. |
Red data book contains data of |
A. | All plant species |
B. | All animal species |
C. | Threatened species |
D. | Economically important species |
Answer» C. Threatened species |
71. |
IUCN Headquarters is at |
A. | Morges, Switzerland |
B. | Paris, France |
C. | Vienna, Austria |
D. | New York, USA |
Answer» A. Morges, Switzerland |
72. |
Which of the following regions has the maximum diversity? |
A. | Mangroves |
B. | Temperate forest |
C. | Taiga |
D. | Coral reefs |
Answer» D. Coral reefs |
73. |
The most important reason for decrease in biodiversity is |
A. | Habitat pollution |
B. | Over exploitation |
C. | Habitat destruction |
D. | Introduction of exotic species |
Answer» C. Habitat destruction |
74. |
Dodo is |
A. | Endangered species |
B. | Rare species |
C. | Extinct species |
D. | Exotic species |
Answer» C. Extinct species |
75. |
Blue whale is placed under |
A. | Endangered |
B. | Rare |
C. | Extinct |
D. | Exotic |
Answer» A. Endangered |
76. |
Conservation within the natural habitat is |
A. | Ex-situ conservation |
B. | In-situ conservation |
C. | Ex-vivo conservation |
D. | In-vivo conservation |
Answer» B. In-situ conservation |
77. |
Which one of the following is not included under in situ conservation? |
A. | Zoo |
B. | National Park |
C. | Wild life Sanctuary |
D. | Biosphere Reserve |
Answer» A. Zoo |
78. |
Ex-situ conservation includes |
A. | Zoo |
B. | Botanical Garden |
C. | Germplasm Bank |
D. | All of the above |
Answer» D. All of the above |
79. |
Hotspots are regions of high |
A. | Rareism |
B. | Endemism |
C. | Diversity |
D. | Critically endangered population |
Answer» C. Diversity |
80. |
Endemic species are |
A. | Rare species |
B. | Species localized in a specific region |
C. | Cosmopolitan in distribution |
D. | None of these |
Answer» B. Species localized in a specific region |
81. |
Which one of the following has the maximum genetic diversity in India? |
A. | Tea |
B. | Teak |
C. | Mango |
D. | Wheat |
Answer» C. Mango |
82. |
Which one of the following regions in India is a hotspot of biodiversity? |
A. | Sundarbans |
B. | Western Ghats |
C. | Eastern Ghats |
D. | Gangetic plains |
Answer» B. Western Ghats |
83. |
Darwin’s finches are a good example of |
A. | Convergent evolution |
B. | Adaptive radiation |
C. | Connecting link |
D. | Industrial melanism |
Answer» B. Adaptive radiation |
84. |
Which group of vertebrates comprises of highest number of species |
A. | Mammals |
B. | Fishes |
C. | Reptiles |
D. | Birds |
Answer» B. Fishes |
85. |
5th June is observed as |
A. | World environment day |
B. | World forest day |
C. | World population day |
D. | World wildlife day |
Answer» A. World environment day |
86. |
The unfavorable alteration of environment by human activities is termed as |
A. | Ecological disturbance |
B. | Ecological degradation |
C. | Pollution |
D. | Catastrophe |
Answer» B. Ecological degradation |
87. |
Biogas contains mainly |
A. | Carbon dioxide |
B. | Methane |
C. | Butane |
D. | Propane |
Answer» B. Methane |
88. |
Main source of acid rain is |
A. | Sulphur dioxide |
B. | Nitrogen |
C. | Carbon dioxide |
D. | Carbon monoxide |
Answer» A. Sulphur dioxide |
89. |
Treated water can be disinfected by adding |
A. | Alum |
B. | Fluorine |
C. | Chlorine |
D. | Oxygen |
Answer» C. Chlorine |
90. |
The burning of fossil fuels releases large amount of |
A. | Nitrogen |
B. | Sulphur |
C. | Carbon |
D. | Hydrogen |
Answer» B. Sulphur |
91. |
Which of the following does not causes air pollution when used for heating purposes |
A. | Coal |
B. | Petrol |
C. | Kerosene |
D. | Solar energy |
Answer» D. Solar energy |
92. |
A pH of rainwater is |
A. | 5-6 |
B. | 6-7 |
C. | 7-8 |
D. | 8-9 |
Answer» A. 5-6 |
93. |
A poisonous gas given out of vehicles exhaust is |
A. | Carbon monoxide |
B. | Ethane |
C. | Methane |
D. | Carbon dioxide |
Answer» A. Carbon monoxide |
94. |
A common bactericide used in swimming pools is |
A. | Chlorine |
B. | Alum |
C. | Borax |
D. | DDT |
Answer» A. Chlorine |
95. |
Greenhouse effect is linked to |
A. | Nitrogen oxides |
B. | Sulphur dioxides |
C. | Carbon dioxides |
D. | Carbon monoxides |
Answer» C. Carbon dioxides |
96. |
Disposable glasses and plates are made up of |
A. | PVC |
B. | Polystyrene |
C. | Polyvinyl alcohol |
D. | Polypropylene |
Answer» D. Polypropylene |
97. |
Aerosols consisting of solid particles produced by combustion |
A. | Fog |
B. | Smog |
C. | Smoke |
D. | None of these |
Answer» B. Smog |
98. |
Which of the following are consequences of ozone depletion |
A. | Skin cancer and cataract |
B. | Reduced growth in plants |
C. | Shortening of zooplanktons and their breeding period |
D. | All of the above |
Answer» A. Skin cancer and cataract |
99. |
Which out of the following is a measure to control air pollution |
A. | Reduction in use of fossil fuels |
B. | Increasing use of renewable energy resources |
C. | Using catalytic convertors in vehicles |
D. | All of the above |
Answer» D. All of the above |
100. |
The discharge of warm/hot water directly into rivers is known as |
A. | Water pollution |
B. | Thermal pollution |
C. | Marine pollution |
D. | None of the above |
Answer» B. Thermal pollution |
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