BEVAE-181 · June 2022 · English
IGNOU BEVAE-181 June 2022 Previous Year Question Paper
Ability Enhancement Compulsory Course On Environmental Studies
Structured previous year question paper for BEVAE-181, June 2022 session.
Max marks: 50 · Questions: 52
Verified: 29 Jul 2026
BEVAE-181
( 1 )
BACHELOR OF ARTS (B.A.)/BACHELOR OF COMMERCE
(B.COM)/BACHELOR OF SCIENCE (B.SC)
Term-End Examination, June, 2022
ABILITY ENHANCEMENT COMPULSORY COURSE ON
ENVIRONMENTAL STUDIES
Time : 2 hours Maximum Marks : 50
2022
General Instructions :
(i) This is an objective type question paper. Options for the correct answer must
be marked only in the OMR sheet.
(ii) All questions are compulsory.
(iii) The question paper consists of 50 questions each of which carries one mark.
(iv) Each question has four alternatives, one of which is correct. Write the Sl. No.
of your correct alternative/answer below the corresponding question number
in the OMR sheet and then mark the rectangle for the same number in th at
column. If you find th at none of the given alterna tives is correct, then write 0
and mark in column 0.
(v) Do not waste time in reading the whole question paper. Go on solving
questions one by one. You may come back to the left out questions, if you have
time at the end.
OMR
(ii)
(iii)
(iv)
BEVAE-181
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Q1.World Commission on Environment and Development was chaired by :
(1) Herman Daly
(2) Gro Harlem Brundtland
(3) Maurice Strong
(4) Pierre Trudeau
Q2.Which one of the following is a decomposer ?
(1) Hawk
(2) Tadpole
(3) Earthworm
(4) Fungi
Q3.Which one of the following is not one of the priority areas for achieving sustainable development goals ?
(1) Protection of forests and other habitats
(2) Reduce poverty, inequality and third world debt
(3) Zero pollution
(4) Reduced waste generation
Q4.The main sulphur reservoir in the sulphur cycle is present in the :
(1) soil
(2) volcanic eruption
(3) hydrogen sulphide
(4) water
Q5.Level IV of the trophic level could be occupied by :
(1) rabbit
(2) grass
(3) grasshopper
(4) tiger
Q6.In the biosphere, the main land component is known as :
(1) lithosphere
(2) hydrosphere
(3) ecosphere
(4) stratosphere BEVAE-181
( 3 ) BEVAE-181
( 4 )
Q7.Identify the following types of food chain : Goat Nematodes Saprotrophic bacteria
(1) detritus food chain
(2) grazing food chain
(3) parasitic food chain
(4) aquatic food chain
Q8.The discipline of public health was established in Europe after :
(1) 1642
(2) 1812
(3) 1742
(4)
Q9.The occur rence of may take place when sea water in the tropical belt gets heated above 27°C and low pressure areas developed above the water levels.
(1) rains
(2) cyclones
(3) anti-cyclones
(4) tsunamis
Q10.Floods in which two countries results in two -third of total deaths caused by floods :
(1) India and Bangladesh
(2) China and Bangladesh
(3) Pakistan and Bangladesh
(4) India and Nepal
Q11.The natural defence against tsunamis is :
(1) mangrove forest
(2) coral
(3) stony beaches
(4) gritty sand on the beach
Q12.In MAB programme run by UNESCO, MAB stands for :
(1) Man and the Biodiversity
(2) Mankind and the Biosphere
(3) Man and the Biosphere
(4) Mankind and the Biodiversity BEVAE-181
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Q13.10.
Q14.11.
Q15.12. (MAB) BEVAE-181
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Q16.Seed bank is the example of :
(1) ex-situ conservation
(2) in-situ conservation
(3) captive breeding
(4) in-vitro technique
Q17.A wide diversity in species composition indicates that ecosystem is :
(1) likely to be more stable in the long-term
(2) very new in existence
(3) very unstable and species may collapse soon
(4) unstable but has large number of species
Q18.The fostering technique has been used to conserve :
(1) Elephant
(2) Cheetah
(3) Whooping crane
(4) Angus cow
Q19.The unattached organisms in an aquatic ecosystem which li ve at the interface of air-water are known as :
(1) neuston
(2) nekton
(3) plankton
(4) benthos
Q20.Brackish water ecosystems include :
(1) stagnant inland lakes
(2) impoundments
(3) lotic habitat
(4) estuaries and mangroves
Q21.The average salinity in sea water is about : BEVAE-181
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Q22.13.
Q23.14.
Q24.15.
Q25.16.
Q26.17.
Q27.18. BEVAE-181
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Q28.Which of the following is open or heterotrophic system ?
(1) Pond
(2) Bog
(3) River
(4) Swamp
Q29.Approximately 50% of the total world species are present in :
(1) tropical rain forests
(2) temperate rain forests
(3) temperate deciduous forests
(4) coral reefs
Q30.Genetic diversity is related to :
(1) types of species
(2) types of community
(3) diversity in number and type of genes
(4) distribution and evolution of species
Q31.Biodiversity hotspots are regions of high :
(1) productivity
(2) endemism
(3) density of flora and fauna
(4) concentration of alien species
Q32.Which one of the following statements about biodiversity is not true ?
(1) The most visible component of biodiversity is species diversity.
(2) Islands and coastal stretches of India show high number of endemic species.
(3) Vertebrates are the most abundant life forms on earth.
(4) Biodiversity hotspots are under constant threat.
Q33.Ravine is formed due to :
(1) acidic soil
(2) basic soil
(3) soil erosion
(4) soil salinity BEVAE-181
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Q34.19.
Q35.20.
Q36.21.
Q37.22.
Q38.23.
Q39.24. BEVAE-181
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Q40.Finer particles in waste water can be made to settle by using :
(1) Chlorination
(2) Carbon dioxide
(3) Caustic soda
(4) Hydrogen sulphide
Q41.What percentage of global freshwater is available in the liquid form ?
(1) 5
(2) 10
(3) 15
(4)
Q42.Which of the following is not achieved by addition of manure ?
(1) Improved cohesiveness of soil
(2) Increase in water retention capacity
(3) Decrease in soil salinity
(4) A more stable aggregate structure
Q43.Which of the following sources of energy is non-conventional ?
(1) Hydropower
(2) Biomass
(3) Natural gas
(4) Atomic energy
Q44.Which of the following regions in India is the highest producer of mineral oil ?
(1) Upper Assam
(2) Cambay
(3) Krishna-Godavari basin
(4) Bombay High
Q45.Economic development leads to declining growth rates of per capita energy demand in which of the following ?
(1) Industrial sector
(2) Residential sector
(3) Transport sector
(4) Commercial sector BEVAE-181
( 11 )
Q46.25.
Q47.26.
Q48.27.
Q49.28.
Q50.29.
Q51.30. BEVAE-181
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Q52.‘Sludge gas’ largely consists of :
(1) sulphur dioxide
(2) hydrogen sulphide
(3) carbon dioxide
(4) methane
Q53.Intergovernmental Panel on Climate Change (IPCC) was established in :
(1) 1982
(2) 1985
(3) 1988
(4)
Q54.Which one of the following is not responsible for acid rain ?
(1) Sulphur dioxide
(2) Sulphur trioxide
(3) Nitrogen dioxide
(4) CFCs
Q55.Which one of the following is not a part of Eight National Missions for climate change ?
(1) National Water Mission
(2) National Mission for a Green India
(3) National Mission for Hunger and Poverty Eradication
(4) National Mission for Sustainable Habitat
Q56.Basel convention is largely related to :
(1) biological diversity
(2) hazardous waste management
(3) ozone depletion
(4) greenhouse gases BEVAE-181
( 13 )
Q57.31.
Q58.32.
Q59.33.
Q60.34.
Q61.35. BEVAE-181
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Q62.The main function of National Green Tribunal is :
(1) effective and expeditious disposal of cases on environmental issues.
(2) effective and expeditious disposal of cases related to civil issues.
(3) frame regulations to control air pollution.
(4) frame environmental laws.
Q63.The Air (Prevention and Control of Pollution) Act was amended in :
(1) 1981
(2) 1987
(3) 2000
(4)
Q64.Which toxic gas was released from chemical plant during Bhopal Gas Tragedy ?
(1) Methane
(2) Sulphur dioxide
(3) Methyl isocyanate
(4) Ethyl isocyanate
Q65.Which one of the following is a primary pollutant ?
(1) Sulphur trioxide
(2) Sulphur dioxide
(3) Sulphuric acid
(4) Sulphurous acid
Q66.Which one of the following is responsible for depletion of oxygen in water causing harm to aquatic life ?
(1) Detergents
(2) Human sewage
(3) Pesticides
(4) Industrial waste BEVAE-181
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Q67.36.
Q68.37.
Q69.38.
Q70.39.
Q71.40. BEVAE-181
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Q72.What would be the best method for disposal of radioactive nuclear waste ?
(1) Dumping at sea
(2) Underground disposal
(3) Landfill disposal
(4) Incineration
Q73.Which one of the following is not a biological method of waste treatment ?
(1) Conditioning
(2) Digestion
(3) Composting
(4) Lagooning and tank storage
Q74.Which of the following is not a factor requiring new set of ethics for the environment ?
(1) Changing food habits
(2) New effect on nature
(3) New knowledge about nature
(4) Expanding moral concerns
Q75.Which one of the following statement s related to economic significance of forest is not correct ?
(1) It provides a wide variety of goods and services which include food, fodder and fuel.
(2) It holds the key to numerous life sustaining products such as pharmaceuticals, insecticides and pesticides.
(3) It pro tects watersheds and ensure perenn ial supplies of fresh water.
(4) Fruits, leaves, roots and tubers of the plants form the food of forest tribes.
Q76.Which one of the following is not one of the causes of deforestation ?
(1) Population explosion
(2) Forest fires
(3) Pest attacks
(4) Rise in carbon dioxide in the atmosphere BEVAE-181
( 17 )
Q77.41.
Q78.42.
Q79.43.
Q80.44.
Q81.45. BEVAE-181
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Q82.India needs about percentage of its total area under forest to meet the ecological and economic needs.
(1) 50
(2) 25
(3) 40
(4)
Q83.Which of the following animals excretes very concentrated urine ?
(1) Camel
(2) Garden lizard
(3) Nocturnal rodents
(4) Snakes
Q84.The attitude which assign s significantly greater value to human being than any other non-human organisms is known as :
(1) Stewardship
(2) Anthropocentrism
(3) Biocentrism
(4) Eco-feminism
Q85.Which one of the following is not an ENVIS Centre ?
(1) National Institute of Occupational Health, Ahmedabad
(2) Tata Institute of Fundamental Research, Mumbai
(3) Society for Development Alternatives, New Delhi
(4) Industrial Toxicology Research Centre, Lucknow
Q86.MPN test is used to detect :
(1) E. coli
(2) Schigella boyadis
(3) S. sonmei
(4) Vibrio cholerae BEVAE-181
( 19 )
Q87.46.
Q88.47.
Q89.48.
Q90.49. (ENVIS)
Q91.MPN BEVAE-181
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