BEVAE-181 · December 2025 · English
IGNOU BEVAE-181 December 2025 Previous Year Question Paper
Ability Enhancement Compulsory Course On Environmental Studies
Structured previous year question paper for BEVAE-181, December 2025 session.
Max marks: 50 · Questions: 50
Verified: 29 Jul 2026
BACHELOR OF ARTS (B.A.)/BACHELOR OF COMMERCE
(B.COM.)/BACHELOR OF SCIENCE (B.SC.)/B.A. (VOCATIONAL
STUDIES) MICRO, SMALL AND MEDIUM ENTERPRISES
(BAVMSME) Term-End Examination, December, 2025
BEVAE-181 : ABILITY ENHANCEMENT COMPULSORY COURSE
ON ENVIRONMENTAL STUDIES
Time : 2 hours Maximum Marks : 50
General Instructions :
(@) 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.
Q1.The title of the Brundtland Commission Report is :
(1) Our Common Future
(2) Limits to Growth
(3) Small is Beautiful
(4) Tragedy of Commons
Q2.How many goals are there under Sustainable Development Goals ?
(1) 9
(2) 15
(3) 17
(4)
Q3.Who coined the term ‘determinism’ ?
(1) Alexander von Humboldt
(2) Fredrich Ratzel
(8) Lucien Febvre
(4) Vidal dela Blache
Q4.Land component of the biosphere is known as :
(1) Atmosphere
(2) Lithosphere
(3) Ecosphere
(4) Hydrosphere
(1) 9
(2) 15
(3) 17
(4) 8
(3) Ofer ha
Q5.Chemosynthetic bacteria are :
(1) autotrophs
(2) heterotrophs
(3) phagotrophs
(4) saprotrophs
Q6.In ecological succession the intermediate community stage is known as:
(1) lichen stage
(2) moss stage
(3) grass community
(4) sere
Q7.Insulphur cycle, the main sulphur reservoir is present in the :
(1) volcanic eruption
(2) sulphur dioxide
(38) soil
(4) hydrogen sulphide
Q8.In which type of forest maple, beach and oak are found ?
(1) Temperate evergreen forest
(2) Temperate deciduous forest
(3) Temperate rain forest
(4) Coniferous forest
Q9.The organisms which are attached to stem are :
(1) Periphyton
(2) Plankton
(3) Nekton
(4) Neuston
Q10.In India, grassland ecosystem biomass peaks in the months of :
(1) January to March
(2) April to June
(3) July and August
(4) September and October
Q11.Example of lotic ecosystem is :
(1) Lake
(2) River
(3) Swamp
(4) Pool
Q12.The soil which is low in organic matter and fertility is :
(1) Red soil
(2) Mountain soil
(8) Desert soil
(4) Soils of low-lying and marshy lands
Q13.Which one of the following is NOT a soil conservation practice ?
(1) Kul
(2) Bunding
(3) Mulching
(4) Soil moisture conservation
Q14.Finer particles in waste water can be made to settle by using :
(1) Carbon dioxide gas
(2) Hydrogen sulphide gas
(8) Chlorination
(4) Caustic soda
Q15.Which of the following is NOT achieved by addition of manures ?
(1) Improved cohesiveness of soil
(2) Decrease in soil salinity
(3) Increase in water retention capacity
(4) Amore stable aggregate structure
Q16.Crown fire takes place in :
(1) Dense forest
(2) Savanna forest
(8) Thorn forest
(4) Forest in the hot and humid region
Q17.In which of the following activities forest does NOT play a significant role ?
(1) Soil formation
(2) Water conservation
(3) Regeneration of carbon dioxide
(4) Moderation of global climate
Q18.Which of the following is an economic significance of forest ?
(1) Supporting natural ecological processes
(2) Moderation of global climate
(3) Protection of biodiversity
(4) Deriving products to be used as insecticides and pesticides
Q19.Which of the following species are highest in number on the earth ?
(1) Bacteria
(2) Insects
(8) Viruses
(4) Plants
Q20.In which of the following biogeographical region of India, species are known for their extraordinary ecological adaptation ?
(1) The Indian desert
(2) The Western Ghats
(3) The Himalayas
(4) The trans-Himalayas
Q21.Plataconthomys and the spinny dormouse are found in:
(1) The Deccan Peninsula
(2) The North-East India
(83) The Western Ghats
(4) The Islands
Q22.Which one of the following facts is NOT correct related to biological hotspots in the world ?
(1) Extremely rich in species
(2) High endemism
(83) Under constant threat
(4) Covers 5% of the earth’s surface
Q23.Which one of the following is a conventional source of energy ?
(1) Wind energy
(2) Atomic energy
(3) Solar energy
(4) Geothermal energy
Q24.The most suitable fuel for a fuel cell is :
(1) Hydrogen
(2) Nitrogen
(3) Water
(4) Carbon dioxide
Q25.The first Tidal Energy Plant in India was established at :
(1) Vishakhapatnam
(2) Kochi
(3) Vizhinjam
(4) Chennai
Q26.‘Sludge gas’ largely consists of :
(1) Carbon dioxide
(2) Sulphur dioxide
(3) Hydrogen sulphide
(4) Methane
Q27.Which one of the following invasive species causes skin allergies ?
(1) Sweet pea
(2) Congress weed
(3) Mesquite
(4) Water hyacinth
Q28.Which one of the following is an example of selective destruction ?
(1) Crocodiles
(2) Cheetah
(3) Passenger pigeon
(4) Sea gulls
Q29.Which one of the following animals is NOT a part of commercial hunting ?
(1) Wild ass
(2) Whale
(3) Snake
(4) Deer
Q30.Which one of the following is an in-situ conservation method ?
(1) Artificial insemination
(2) Captive breeding
(8) Translocations
(4) National Parks
Q31.Which one of the following is predominantly an indoor pollutant ?
(1) Lead
(2) Radon
(8) Ozone
(4) Silicon
Q32.Which one of the following is a secondary pollutant ?
(1) Sulphur dioxide
(2) Carbon monoxide
(3) Hydrocarbons
(4) Ozone
Q33.The chemical which was responsible for Bhopal Gas Tragedy is :
(1) Methyl Isocyanate
(2) Methylene chloride
(3) Trichloroethylene
(4) DDT
Q34.MPN test is used to detect :
(1) Vibrio cholerae
(2) S. sonnei
(3) E. coli
(4) Shigella boydii
Q35.Which one of the following in a physical treatment of waste ?
(1) Conditioning
(2) Lagooning
(3) Digestion
(4) Composting
Q36.Which one of the following is an excellent method of waste minimization, detoxification and disposal ?
(1) Landfill disposal
(2) Dumping at sea
(3) Underground disposal
(4) Incineration
Q37.Which one of the following is NOT a technology used for sludge processing ?
(1) Lagooning
(2) Conditioning
(3) Digestion
(4) Solidification
Q38.Which of the following organisations led to the formation of Intergovernmental Panel on Climate Change (IPCC) ?
(1) UNDP and UNEP
(2) WMO and UNDP
(3) WMO and UNEP
(4) UNDP and UNFCC
Q39.Which of the following is NOT one of the eight missions of the National Action Plan on Climate Change (NAPCC) ?
(1) National Literacy Mission
(2) National Water Mission
(8) National Mission on Sustainable Habitat
(4) National Mission for Sustainable Agriculture
Q40.Ozone Day is celebrated on :
(1) 5th June
(2) 16th September
(3) 10th November
(4) 7th April
Q41.The provisions of environmental protection in the constitution of India were
(1) Articles 45A and 48A
(2) Articles 21B and 51A
(3) Articles 27B and 30A
(4) Articles 48A and 51A
Q42.Which one of the following animals is NOT a part of conservation project for endangered species in India ?
(1) Camel
(2) Elephant
(3) Lion
(4) Crocodile
Q43.The Kyoto Protocol deals with :
(1) Ozone layer depletion
(2) Biological diversity
(3) Greenhouse gas emission
(4) Persistent organic pollutant
Q44.The study of the cause or origin of diseases is known as :
(1) Epidemiology
(2) Aetiology
(3) Parasitology
(4) Hematology
Q45.Which one of the following is NOT a geological hazard ?
(1) Landslides
(2) Avalanches
(3) Earthquakes
(4) Heat waves
Q46.Tsunamis are also known as:
(1) Seismic wave
(2) Spring tide
(3) Neap tide
(4) Tidal currents
Q47.Silent Valley is a narrow valley of the :
(1) Periyar river
(2) Cauvery river
(83) Kunti river
(4) Krishna river
Q48.Which of the following view considers nature as mother and cannot be tamed ?
(1) Western
(2) Indian
(3) Sineatic
(4) Both Western and Sineatic
Q49.Holding meeting in the remote location to minimise public participation is a :
(1) Geographical inequity
(2) Economic inequity
(3) Social inequity
(4) Procedural inequity
Q50.Which one of the following view towards nature were proposed as an alternative of domination ?
(1) Eco-feminism
(2) Eco-centrism
(8) Biocentrism
(4) Anthropocentrism SPACE FOR ROUGH WORK
(24)