BEVAE-181 · December 2021 · English
IGNOU BEVAE-181 December 2021 Previous Year Question Paper
Ability Enhancement Compulsory Course On Environmental Studies
Structured previous year question paper for BEVAE-181, December 2021 session.
Max marks: 50 · Questions: 50
Verified: 29 Jul 2026
BACHELOR OF ARTS (BA)/BACHELOR OF
COMMERCE (B.COM)/BACHELOR OF SCIENCE (B.SC)
Term-End Examination
December, 2021
ABILITY ENHANCEMENT COMPULSORY COURSE ON
ENVIRONMENTAL STUDIES
Time : 2 hours Maximum Marks : 50
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 that column. If you find that none
of the given alternatives 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.
BEVAE-181 1
Q1.Which one of the following is an example of man-made environment ?
(1) Orchards
(2) Sanctuaries
(3) Crop fields
(4) Plantations
Q2.Who coined the term ‘Possibilism’ ?
(1) Lucien Febvre
(2) Vidal de la Blache
(3) Ellen Churchill Semple
(4) C.S. Holling
Q3.Which one of the following is not one of the seventeen Sustainable Development Goals ?
(1) Life on land
(2) Life on air
(3) Life below water
(4) Climate action
Q4.Holding meeting in a remote location to minimise public participation is an example of .
(1) Geographical inequity
(2) Procedural inequity
(3) Social inequity
(4) Economic inequity
Q5.Which of the following views towards nature was proposed as an alternative to patriarchal system of domination ?
(1) Biocentrism
(2) Ecocentrism
(3) Anthropocentrism
(4) Ecofeminism
Q6.The main centre of ENVIS is located at :
(1) Bengaluru
(2) Delhi
(3) Ahmedabad
(4) Kolkata
Q7.Primary Consumers are :
(1) Herbivores
(2) Plants
(3) Carnivores
(4) Autotrophs
Q8.The following components — sulphates in water, acid rain and fossil fuel are part of the:
(1) carbon cycle
(2) nitrogen cycle
(3) water cycle
(4) sedimentary cycle
Q9.In ecological succession, the final stage is termed as :
(1) climax community
(2) lichen stage
(3) moss stage
(4) seral stage
Q10.In an ecosystem, energy is lost in the form of :
(1) heat energy
(2) saprophytic matter
(3) chemical energy
(4) rains
Q11.At global level the region most prone to natural calamities is :
(1) Australia
(2) Asia
(3) Africa
(4) Latin America
Q12.Among the following factories, which is not in the “Taj Trapezium Zone” ?
(1) Glass Factories
(2) Mathura Oil Refinery
(3) Mathura Sugar Factory
(4) Brick Kilns
Q13.Silent Valley is the narrow valley of the river.
(1) Periyar
(2) Kunthi
(3) Kaveri
(4) Jamuna
Q14.The world population around 800 BC was approximately :
(1) 3 million
(2) 4 million
(3) 5 million
(4) 6 million
Q15.The temperate deciduous forests have :
(1) Trees with vines and strangler fig
(2) Shrubs with the height of 3 — 5 metres
(3) Evergreen fir and pine trees with 30 — 40 metres height
(4) Trees of 40 — 50 metres height with thin and broad leaves
Q16.In India, Teak and Bamboo are common in :
(1) tropical seasonal forests
(2) temperate evergreen forests
(3) coniferous forests
(4) tropical rain forests
Q17.In Indian grassland ecosystem, the biomass peaks in the period between :
(1) January to March
(2) March to May
(3) September to October
(4) November to January
Q18.An example of lotic freshwater ecosystem is :
(1) lake
(2) pool
(3) swamp
(4) river
Q19.Insecticides, particularly DDT, led to the reduction of population of :
(1) marine fish
(2) deer
(3) rats
(4) birds
Q20.Steady rehabilitation of the Great Indian Rhinoceros was hampered because :
(1) enough food was not available in the habitat
(2) _ of difficult climatic conditions
(3) of the rinderpest disease
(4) of competition with other animals
Q21.The problem of invasive species is likely to increase due to:
(1) climate change
(2) mining
(3) desertification
(4) heavy rain
Q22.Alien species which is known to cause skin allergies is :
(1) Prosopis juliflora
(2) Ectopistes migratorius
(3) Parthenium hysterophorus
(4) Eucalyptus citriodora
Q23.Which one of the following is not a criterion for designation of biodiversity hotspots ?
(1) Species richness
(2) Endemism
(3) Accelerated species loss
(4) Lesser interspecific competition
Q24.Biodiversity of a geographical region represents :
(1) genetic diversity present in the dominant species of the region
(2) species endemic to the region
(3) endangered species found in the region
(4) diversity of and in living nature
Q25.Which one of the following animals is found only in Western Ghats ?
(1) Barking Deer
(2) Malabar Grey Hornbill
(3) Sloth Bear
(4) Wild Buffalo
Q26.The main source of water for lakes and rivers is :
(1) rainfall
(2) runoff
(3) transpiration
(4) sublimation
Q27.Which of the following is not true for red soil ?
(1) It supports rainforests and grasslands.
(2) It is found in plateaus and low land areas of Eastern Bihar, Madhya Pradesh and Andhra Pradesh.
(3) It is good for cultivation of potatoes, rubber and bananas.
(4) It is good for crops of cotton, rice and groundnut.
Q28.An ‘aquifer’ is :
(1) the boundary between the saturated zone and unsaturated zone in rocks.
(2) a layer of rock through which water percolates down.
(3) the gap in the soil which is filled with air and water.
(4) the gap in the soil which is completely filled with water.
Q29.The most effective treatment of alkaline soil is to apply :
(1) urea
(2) potassium
(3) sodium nitrate
(4) gypsum
Q30.From which of the following types of sources can energy be harnessed using photovoltaic cell ?
(1) Wind
(2) Geothermal
(3) Sun
(4) Water
Q31.The first wave/tidal energy plant was established in India at :
(1) Chennai
(2) Thiruvananthapuram
(3) Kochi
(4) Vishakhapatnam
Q32.The largest coal producing country in the world is :
(1) India
(2) South Africa
(3) China
(4) United States of America
Q33.The maximum population that can be supported by the resources of the planet at a given level of technology :
(1) _ is the biophysical capacity.
(2) is the social carrying capacity.
(3) indicates standard of living of people.
(4) indicates economic growth.
Q34.Among the following, which one is the major contributor to greenhouse effect ?
(1) Nitrogen
(2) Oxygen
(3) Argon
(4) Water vapour
Q35.Which of the following statements is correct for Ultra Violet (UV) radiation ?
(1) UV Cis not absorbed by oxygen.
(2) UV Bis absorbed by the ozone layer.
(3) UV Ais not absorbed by the ozone layer.
(4) UV Cis not dangerous.
Q36.Which one of the following can cause skin cancer and cataract in humans ?
(1) Ozone
(2) UV radiation
(3) Acid rain
(4) Methane
Q37.Which one of the following is a secondary pollutant ?
(1) Ozone
(2) Carbon dioxide
(3) Carbon monoxide
(4) Sulphur dioxide
Q38.The standard level of RSPM is :
(1) 60 micrograms per cubic metre
(2) 70 micrograms per cubic metre
(3) 160 micrograms per cubic metre
(4) 170 micrograms per cubic metre
Q39.The Kyoto Protocol deals with which environmental issue ?
(1) Greenhouse gas emissions
(2) Biological diversity
(3) Ozone layer depletion
(4) Persistent organic pollutant
Q40.Hotspots are regions of high :
(1) rarity
(2) endemism
(3) critically endangered population
(4) diversity BEVAE-181 14
(3) sea ast
Q41.What is the main aim of the 1987 Amendment of the Air (Prevention and Control of Pollution) Act, 1981?
(1) To enable an integrated approach to environmental problems
(2) To set up State Air Pollution Control Boards
(3) To set up Central Pollution Control Board
(4) To introduce stiffer penalties
Q42.The Forest (Conservation) Act was enacted in the year :
(1) 1972
(2) 1974
(3) 1980
(4)
Q43.Which convention took up the protection of ozone layer ?
(1) Vienna Convention
(2) Basel Convention
(3) Stockholm Convention
(4) Montreal Convention
Q44.Which one of the following is generally not a recyclable waste ?
(1) Glass
(2) Metals
(3) Medical waste
(4) Plastics
Q45.Which one of the following is not a method of waste minimisation ?
(1) Process modification
(2) Waste concentration
(3) Treatment of waste
(4) Waste segregation BEVAE-181 16
(1) 1972
(2) 1974
(3) 1980
(4)
Q46.Which one of the following is not a method of disposal of hazardous waste ?
(1) Sanitary landfills
(2) Incineration
(3) Dumping at sea
(4) Underground disposal
Q47.Which one of the following is noé correct in the context of biodiversity in India ?
(1) India has 6 biodiversity hotspots.
(2) About 33% of the recorded flora is endemic.
(3) India has 10 biogeographic regions.
(4) India is one of the 12 centres of origin of cultivated plants.
Q48.Which one of the following does not represent ecological significance of forest ?
(1) Supporting natural ecological system
(2) Moderation of global climate
(3) Protection of biodiversity
(4) Providing aesthetic and spiritual value
Q49.Which one of the following is not included in the category of Non-Timber Forest Product ?
(1) Medicinal herbs
(2) Edible flowers
(3) Animal hides and bones
(4) Edible fruits
Q50.Joint Forest Management was firstly implemented in the State of :
(1) Haryana
(2) West Bengal
(3) Madhya Pradesh
(4) Kerala BEVAE-181 18 BEVAE-181 19 SPACE FOR ROUGH WORK