Environmental studies :1/4 MCQ

Environmental studies (MCQ):

Part -1/4

पर्यावरण शास्त्र- भाग 1

Multiple choice questions (MCQ): 

Q1. Emergence of the word environment is related with

(a) environ

(b) environner

(c) environs

(d) enviros

Ans.(b)

Q 2. Environmental study is meaningless without

(a) knowledge

(b) plants

(c) animals

(d) life

Ans.(d)

Q 3. Environmental study is

(a) hypothetical

(b) logical

(c) multidisciplinary

(d) mathematical

Ans.(c)

Q4. Heredity and environment are

(a) independent

(b) interdependent

(c) relatively constant

(d) extra terrestrial

Ans.(b)

Q5. Environment means

(a) humans

(b) organisms

(c) soils

(d) surroundings

Ans.(d)

Q6.Environment comprises of

(a) biotic components

(b) abiotic components

(c) abiotic and biotic components

(d) solid components 

Ans.(c)

Q7. Earth is a

(a) solid ball

(b) planet

(c) blosphere

(d) blome

Ans. (b)

Q8. The layer of air immediately adjacent to the earth's surface is called

(a) mesosphere

(b) stratosphere

(c) thermosphere

(d) troposphere

Ans.(d)

Q9. Which "Sphere" is a gaseous mass?

(a) atmosphere

(b) hydrosphere

(c) lithosphere

(d) stratosphere 

Ans.(a)

Q 10. Man is a member of

(a) atmosphere

(b) hydrosphere

(c) lithosphere

(d) biosphere

Ans. (d)

Q 11. The major regions of a biosphere are known as

(a) ecosphere

(b) exosphere

(c) biomes

(d) landscapes

Ans.(c)

Q 12. No individual no

(a) population

(b) planet

(c) solar system

(d) abiotic components

Ans.(a)

Q 13.Ecology of community is called

(a) autecology

(b) synecology

(c) bioecology

(d) population ecology

Ans.(b)

Q 14. "Cities for all" was the theme of

(a) World Habitat Day in 1999

(b) World Mission in 1999

(c) Rio Summit in 1992 

(d) Stockholm - Summit in 1972

Ans.(a)

Q 15. Which one of the following is not a gaseous cycle?

(a) Biogas cycle

(b) Nitrogen cycle

(c) Carbon cycle

(d) Hydrogen cycle

Ans.(a)

Q 16.Oxygen is released during

(a) respiration

(b) transpiration

(c) photosynthesis

(d) combustion

Ans.(c)

Q 17. 77.17% atmospheric gas is

(a) oxygen

(b) carbon dioxide

(c) nitrogen

(d) methane

Ans.(c)

Q 18. How much CO2 is present in the air?

(a) 0.03%

(b) 0.06%

(c) 0.3%

(d) 0.4%

Ans.(a)

Q 19. Natural processes are being disrupted by 

(a) climate

(b) plant

(c) animal

(d) man

Ans.(d)

Q 20. The world is at a crisis point because of rapid

(a) development

(b) industrialization

(c) population growth

(d) progress in science

Ans.(c) 

Q 21. How many people now occupying the earth?

(a) 6 billion

(b) more than 6 billion

(c) 7 billion

(d) more than 7 billion

Ans.(b)

Q 22. How many people we are adding each year to the world's population?

(a) 80 million

(b) 85 million

(c) 90 million

(d) 95 million

Ans. (b)

Q. 23. Man initiates pollution with the use of 

(a) fire

(b) medicine

(c) paper

(d) oil

Ans. (a)

Q 24. The first National Earth Day was observed in 

(a) 1960 

(b) 1965

(c) 1970

(d) 1975

Ans. (c)

Q 25. Identify the megadiversity country from the following

(a) Australia

(b) Equador

(c) Indonesia

(d) Iran

Ans.(c)

X X

Q 26. Biomes are recognized by the types of dominant

(a) culture

(b) vegetation

(c) animal

(d) animal species

Ans. (b)

Q 27. The earth came into existence about

(a) 3000 million years ago

(b) 3500 million years ago

c) 4000 million years ago 

(d) 4500 million years ago

Ans.(d)

Q 28. United Nations conference on the Human Environment was held in

(a) 1965

(b) 1970

(c) 1972 

(d) 1975

Ans.(c)

Q 29. The modern human species is

(a) Homo habilis

(b) Homo erectus

(c) Homo sapiens

(d) Homo sapiens sapiens

Ans. (d)

Q 30. Green revolution brought radical change in the chemical properties of

(a) food and soil

(b) water and food

(c) soil

(d) water

Ans.(c)

Q 31. Whih one of the following degrades environment?

(a) education

(b) culture

(c) agriculture

(d) war

Ans. (d)

Q 32. Which one of the following is man- made?

(a) CO2

(b) CO

(c) CFC 

(d) C

Ans. (c)

Q 33.Ecosystem homeostasis means the balance of

(a) nature

(b) system

(c) loss and gains

(d) energy

Ans.(a)

Q 34. The average rate of topsoil loss per hectare in India is approximately

(a) 10 tones

(b) 20 tones

(c) 40 tones

(d) 80 tones

Ans.(b)

Q 35. Forests

(a) purify air

(c) supply wood

(b) beautify land 

(d) full-fill all these 

Ans.(d)

Q 36. Climate change may be induced by

(a) arsenic pollution

(b) global warming

(c) producer gas

(d) over population

Ans.(b)

Q 36. A resource is a means for satisfying human and social requirements in a given-

(a) plan and programme 

(b) space and time

(c) policy and proposal

(d) programme and policy

Ans : (b)

Q 38. Which one exhaustible resource?

(a) Wind power

(b) Atomic energy

(c) Coal

(d) Tidal power

Ans : (c)

Q 39. India has good reserves of Uranium and Thorium In-

(a) Bihar and Assam

(b) Tamil Nadu and West Bengal

(c) Rajasthan and Bihar 

(d) Uttar Pradesh and Madhya Pradesh

Ans : (c)

Q 40. Resources having life-cycle are-

(a) Plants and water 

(b) Animals and water

(c) Plants and animals

(d) Coal and water

Ans : (c)

Q 41. Water belongs to renewable resources because- 

(a) It has a life-cycle

(b) It can be recycled

(c) It has different forms 

(d) It is needed for our survival

Ans : (b)

Q 42. Inexhaustible natural resources are-

(a) Solar energy and atomic energy 

(b) Solar energy, wind power and atomic energy 

(c) Wind power, tidal power, solar energy and atomic energy 

(d) Wind power and tidal power

Ans : (c)

Q 43. Non-maintainable resources are-

(a) Plants

(b) Animals 

(c) Fossil fuels

(d) Fodder

Ans: (c)

Q 44. Non-metallic minerals are -

(a) Coal and petroleum

(b) Dolomite and phosphorite 

(c) Chromium and bauxite

(d) Lignite and lime stone.

Ans: (c)

Q 45. Which one is immutable resource?

(a) Solar radiation

(b) Hydro power 

(c) Precipitation

(d) Gold

Ans: (c)

Q 46.Reusable resource is-

(a) Gypsum

(b) Sand

(c) Zinc

(d) Salt

Ans: (c)

Q 47. How much of our land is used for agriculture?

(a) About 44%

(b) 56%

(c) Nearly 74%

(d) More than 60%

Ans :(a)

Q 48. At current rates of use, the works coal reserves will probably last another-

(a) 100 years

(b) 200 years

(c) 500 years 

(d) 1000 years

Ans :(b)

Q 49. How much of the earth's land area is covered with forest?

(a) About one half.

(b) About one third

(c) About one fourth

(d) About one tenth

Ans : (b)

Q 50. Of the earth's total forest land tropical forest is- 

(a) About 70%

(b) 66%

(c) Nearly 50%

(d) Around 38%

Ans :(c)

X X

Q 51. Regulative function of the forest includes.

(a) Release of oxygen

(b) Transformation of solar energy

(c) Protection of the soil

(d) None of these

Ans : (a)

Q 52. The long-term stability of the forest ecosystem depends upon-

(a) The intensity of sunlight

(b) The nature of chlorophyll

(c) The input and output of nutrients

(d) The water resource of the area 

Ans :(c)

Q 53.How much minerals are accumulated per hectare in topical forest?

(a) 1,000-20,000 Kg

(b) 15,000 30,000 Kg

(c) 2,000-53,000 Kg

(d) 20,000 -65,000 Kg

Ans : (c)

Q 54. Forests check soil erosion by obstructing-

(a) Sunlight

(b) Currents of water

(c) Currents of air

(d) Currents of water or air

Ans: (d)

Q 55. In India-million hectares of forests are lost every year.

(a) 1.0

(b) 1.5

(c) 2.5

(d) 3.5

Ans:(b)

Q 56. Wood consumption worldwide amounts to about 

(a) 1.5 billion m3

(b) 2.7 billion m³ 

(c) 3.2 billion m3

(d) 4.1 billion m3

Ans : (c)

Q 57. The present forest area of India is around

(a) 33% of the land area 

(b) 23% of the land area

(c) 14% of the land area

(d) 10% of the land area

Ans : (c)

Q 58. Timber accounts about of the total biomass produced by a forest. (fill in the blanks) 

(a) 25%

(b) 35%

(c) 50%

(d) 65%

Ans : (c)

Q 59. Depletion of bamboo stocks in most of the peninsular India is due to-

(a) Urbanisation 

(b) Storm

(c) Production of paper 

(d) Agricultural activities

Ans : (c)

Q 60. In which year Amrita Devi fought against indiscriminate felling of trees in India?

(a) 1711

(b) 1721

(c) 1731

(d) 1751

Ans :(c)

Q 61. Chipko Movement was started in-

(a) 1952 

(b) 1972

(c) 1980

(d) 1981

Ans : (b)

Q 62. Who presented the plan of Chipko movement for the protection of soil and water?

(a) Amrita Devi

(b) Sunderlal Bahuguna

(c) Ramoji

(d) Arundhati Roy

Ans : (b)

Q 63. The forests are- 

(a) Inexhaustible resources

(b) Renewable resources

(c) Non-renewable resources

(d) Mutable resources

Ans : (b)

Q 64. Rain forests occur in-

(a) Bihar and Tamil Nadu

(b) Madhya Pradesh and Andhra Pradesh

(c) Eastern Himalayas and Wester Ghat

(d) Rajasthan and Delhi

Ans :(c)

Q 65. Kanha forest is located in-

(a) Bihar

(b) Uttar Pradesh

(c) Madhya Pradesh

(d) Assam

Ans :(c)

Q 66. Which forest is found near equator?

(a) Deciduous forest

(b) Coniferous forest

(c) Tropical forest

(d) None of these

Ans : (c)

Q 67. In Jhum cultivation selected part of the forest is destroyed through.

(a) Manuring

(b) Cutting

(c) Burning

(d) Watering

Ans :(c)

Q 68.Forest is shrinking day by day because of

(a) Increasing demand of fire wood 

(b) Increasing demand of food

(c) Increasing demand of medicine 

(d) Increasing demand of water

Ans: (a)

Q69. Fir wood is needed for packing-

(a) Mangoes 

(b) Guavas

(c) Apples

(d) Grapes

Ans : (c)

Q 70.Silviculture commercially profitable because-

(a) It is effective for monoculture 

(b) It is effective for polyculture

(c) It is effective everywhere

(d) It is effective with no investment

Ans :(a)

 Q 71. Taungya system of forest culture was evolved in-

(a) China

(b) India

(c) Japan

(d) Indonesia

Ans: (b)

Q 72. The full form of JFM is- 

(a) Joint Farm Management

(b) Joint Forest Movement 

(c) Joint Forest Management

(d) Joint Forest Master.

Ans : (c)

Q 73. Underground mining causes-

(a) Luxuriant growth of vegetation

(b) Drying up wells 

(c) Bumper cropping of sugarcane 

(d) Dust pollution

Ans:(b)

Q 74.FPC stands for- 

(a) Fire Protection Council

(b) Forest Policy Committee

(c) Forest Protection Committee

(d) Forest Programme council

Ans : (c)

Q 75. Which tribal people look part in JFM of Nayagram block?

(a) Lodha

(b) Sabar

(c) Lodha and Sabar

(d) Sabar and Munda

Ans : (c)

X X

Q 76. Sacred groves are involved with-

(a) Taboos 

(b) Plants

(c) Animals

(d) Industry

Ans :(a)

Q 77. Arabari is located in-

(a) Bankura

(b) Purulia

(c) East Medinipur

(d) West Medinipur

Ans :(d)

Q 78. Extractive reserves ensure

(a) Biodiversity

(b) Biodiversity conservation 

(c) Biodiversity conservation through the improvement of lives

(d) Biodiversity conservation through the improvement of lives of the natives

Ans : (d)

Q 79. For their small scale industry tribals need mainly

(a) Leaves

(b) Leaves and fruits

(c) Leaves, fruits and root 

(d) Leaves, fruits, root and wood

Ans :(b)

Q 80. Agroforestry helps to obtain-

(a) Agricultural production as per need 

(b) Agricultural resources as per need

(c) Agricultural and forest production as per need  

(d) Agricultural and forest production on a sustained basis.

Ans : (d)

Q 81. One cubic Kilometer (km³) water equals to-

(a) 100 billion gal.

(b) 164 billion gal. 

(c) 264 billion gal.

(d) 365 billion gal.

Ans : (c)

Q 82. No rain has fallen in recorded history in

(a) Iquique

(b) Thar

(c) Gobi

(d) Sonoran

Ans :(a)

Q 83. Plants get moisture from a layer of soil which is known as 

(a) The zone of water

(b) The zone of capillary water

(c) The zone of aeration

(d) The zone of moisture

Ans : (c)

Q 84. Geologic layers that contain water are known as

(a) Water table

(b) Zone of saturation 

(c) Wells

(d) Aquifers

Ans : (d)

Q 85. The source of water in an artesian well is-

(a) Spring

(b) Aquifer

(c) Well

(d) Moisture

Ans : (b)

Q 86. Total water in the world is estimated to be

(a) 1040 million cu. km,

(b) 1200 million cu. km.

(c) 1400 million cu. km.

(d) 2400 million cu. km.

Ans : (c)

Q 87. According to WHO minimum annual per capita water requirement is about

(a) 700 cu. m.

(b) 1000 cu. m.

(c) 1700 cu. m.

(d) 2400 cu. m.

Ans : (c)

Q 88. Human beings use about all accessible freshwater suppilles in the blank)-

(a) 34%

(b) 44%

(c) 54%

(d) 64%

Ans : (c)

Q 89. More than villages in India did not have a source of drinking water

(a) 30,000

(b) 40,000

(c) 50,000

(d) 60,000

Ans: (d)

Q 90. In which year the UN General Assembly designated March 22 of each year as World Water Day?

(a) 1990

(b) 1991

(c) 1992

(d) 1993

Ans : (d)

Q 91. Sound farming and forestry practices can reduce

(a) Flood

(b) Runoff

(c) Evaporation

(d) Water loss

Ans :(b)

Q 92. Dams ensure a year-round-

(a) Tides

(b) Water supply

(c) Pollution

(d) Conflict

Ans: (b)

Q 93. Tehri Dam is in-

(a) India

(b) Nepal

(c) Bhutan

(d) Bangladesh

Ans : (b)

Q 94........is a water-rich country.

(a) Jordon

(b) Singapore

(c) Brazil

(d) Oman

Ans :(c)

Q95. An individual water molecule resides in the atmosphere for about-

(a) 2 days 

(b) 3 days

(c) 5 days

(d) 10 days

Ans : (d)

Q 96. Which one is among the ten largest rivers of the world?

(a) Ganga

(b) Brahmaputra

(c) Jamuna

(d) Godavari

Ans :(b)

Q 97. Lake Baikal is in-

(a) China 

(b) Africa

(c) Siberia

(d) USA

Ans : (c)

Q 98. How much freshwater is locked up in glaciers?

(a) 62%

(b) 75%

(c) 87%

(d) 92%

Ans :(c)

Q 99. Of the liquid freshwater groundwater is

(a) 65%

(b) 75%

(c) 85%

(d) 95%

Ans :(d)

Q 100. Aquifers contain-

(a) Polluted water

(b) Saline water

(c) Fresh water

(d) ICE

Ans : (c)

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