Bangalore university EVS Solved Previous Year Question Paper| mcq Part 1| b.com Environmental Studies |
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B.com Environmental Studies mcq Part 1|
II Semester B.Com/BBA/BHM Examination, May/June - 2019
ENVIRONMENTAL STUDIES (Solved)
(AECC) (CBCS) (Fresh) (2018-19 & Onwards)
For Environmental studies solved mcq part 2 click here
For EVS solved mcq part 3 click here
1.Ecosystem consists of
(a)Only biotic component (b) Only Abiotic component (c) Both (a) and (b) (d) None of these
2.Amount of water vapour in air is known as
(a) Wind (b) Humidity (c) Precipitation (d) Temperature
3.Deforestation is caused by
(a) Grazing (b) Mining (c) Cultivation (d) All of these
4. Phytotrplankton -+ zooplankton + small fish + largefish is an example of
aquatic ecosystem / (b) 'Terrestrial Ecosystem (.) Desert ecosystem (d) Tropical ecosystem
5.The major carbon storage in the carbon cycle is
(a) Oceans (b) Atmosphere (c) Rivers d.Trees
6.Savannah, Shivalik hills are example of
(a) Forest ecosystem (b) Grassland ecosystem (c) Desert ecosystem (d) Pond ecosystem
7.Which state irrigates largest percentage of land
(a) Karnataka (b)Maharashtra (c) Haryana (d) Punjab
8.Extraction of mineral and metal from the earth is :
(a) Agriculture b. mining (c) Transportation ( d)Sustainable development
9.Which of the following is an artificial eco system
(a),Forest (b).River (c).wetland (d)aquarium
10.Estuarv means
(a) Rich in nutrients b) Confluence of river ancl sea (c.) Water treatment (d) End of the river
11.BOD stands for :
a) Biochemical Oxygen Demand b. Biochemical Occupied date
c) Biochemical Occupied Demand d. None of these
12.The Chipko movement was started in the
(a) Himalayan region (b) Western Ghats (c) Indogangetic plain (d) Eastern Ghats
13.The ultraviolet radiations in the stratosphere are absorbed by
(a) Oxygen (b) Sulphur dioxide (c) Ozone (d )Argon
14.The process of recycling decomposed organic materials into a rich soil
(a) Composting (b) Land filling .'(c) Degradation (d) Pyrolysis
15.Plants, Algae and Photosynthetic bacterial are all examples of :
(a) Decomposers (b) Consumers (c) producers(d) Carnivorous
16.The pH scale ranges from
(a) 0-7 (b) 0-14 (c) 7-14 (d) 5-15
17. Temperature is measured in
(a) Degree Celsius (b) Percentage (c) Degree Fahrenheit (d) Both (a) and c
18.The Periyar National park and wild life sanctuary
(a) Tamii Nadu b.Andhra pradesh c. Karnataka d.kerala
19.Bhopal gas tragedy occurred in the year
(a) 1983 ( b).1995 ( c).1994 ( d.)1984
20.A series of organism through which energy is transferred in the form of food is called
(a) Food Chain (b)Food pyramid (c) Food web (d)none of these
21.Silent Valley movement observed in :
(a) Karnataka (b) Kerala c. Rajasthan d.Gujarat
22.Important elements that can affect climate includes
a) Drought (b) Temperature (c) Rainfall (d)both b and c
23.There are ----------- levels of biodiversity
a.4 b.2 c.5 d.3
24.Which of the following is not in Rajasthan ?
a) Bharatpur bird Sanctuary (b) Sariska Wildlife Sanctuary (c) Ranthambore National I'ark and Wildlife Sanctuary (d) Govind Wildlife Sanctuary
25.Which of the following is the natural source of pollution
(u) Storms (b) Precipitation (c) Acid Rain (d) Volcanic eruptions
26.Average weather conditions in given place over longer period of time are called
(a) Season (b) Weather (c) Atmosphere (d) Climate
27.Which of these is a pollution parameter
(a) High Hardness (b) High COD (c) High BOD (d) All of these
28. Temperature is measured in :
(a) Degree Celsius (b) percentage (c) Degree Fahrenheit (d) Both (a) and (c)
29.Which of these is a secondary pollutant
a.CO b.PAN c.oxygen d. CO2
30.Good example of renewable energy is
(a) Oil (b) hydro power (c) Coal (d) None of these
31.Demography is the study of
(a) Plants and animals (b) Population (C)Economic growth (d) Literacy rate
32.A Chemical industry is not a cause of :
(a) Air Pollution (b)water pollution (c) Noise Pollution (d) Nuclear pollution,
33.The clean environmental fuel is
(a) CNG (b) Petrol (c) Coal (d) Diesel
34. Swachh Bharat campaign was launched on :
(a) 2 October 2014 (b) 14 October 2010 (c) 2 October 2015 ( d) 14 November 2015
35.Ozone is present in
(a) Mesosphere (b) Stratosphere (c) 'Ihermosphere (d)Troposphere
36.The Chilikha salt water lake is situated in the state of :
(a) Odisha (b) Bihar (c) Karnataka (d)uttaranchal
37. Biogas is a mixture of :
(a) CH4 and CO2 (b) SOx and NOx (c) CF4 arrd NH4 (.1) CO2 and H2O
38.Noise pollution limit in industrial area is
(a)65 db (b)95 db (c)80 db (d)100 db
The exact answer is 75 db during day time and 70 db during night.As the nearest option is 65 db that is selected as answer.
39.The primary source of energy on earth
(a) Solar energy (b) Tidal energy (c) wind energy (d)bio energy
40.CDs , CPU's and monitors are examples of
(a)Plastic waste (b) liquid waste (c) e- waste (d) silicon waste
42.Which fertilisers are expensive and bad to environment
(a) Organic matters (b) Chemical fertilisers (c) Harmful pesticides ' (d) Natural fertilisers
43. EIA stands for
(a)Environment illegal Assessment (b)Environmental impact Assessment
(c) Ecological Illegal Assessment (d) None of these
44.Clean water act was amended in the year
(a) 1982 (b) 1962 (c) 1992 (d) 1972
45.Which of these is a abiotic component
(a) Fungi (b) Algae' (c) Bacteria ( d) Soil
46.CFC stands for :
(u) ChloroFlurocarbon (b) Color finding Centre (c) Chloro Fibre Compound
(d) Chloro Fluro Carbon dioxide
47.Grazing food chain always starts with :
(a) Producers b) Primary Consumers c.Secondary Consumers d. Decornposers
48.Acid Rain is caused due to oxides of
(a) Oxygen and Hydrogen (b) Nitrogen and Sulphur,
(c) Hydrogen and Carbon , (d) Carbon and Oxygen
49.A network of interconnected foo<l chains is called
(a) Food web. (b) Chain web (.) Web cycle (d) Ecosystem
50.Endangered species of plants and animals are listed in ;
(a) Green book (b) Red data book (c) Endangered book (d) Blue book
51.The term Ecosystem was coinecl by
(a) Arthur Tansley (b) Aristotle (c) Jagadish Chandra Bose (d) John Mendal
52.The nodal agency for early warning of cyclones and floods is
(a) Indian meteorological department (b) National Cyclone risk management
(c) National Disaster Management (d) National disaster response force
53. 3R in solid waste management stands for
(a) Reduce, Reuse, Recycle,' (b) Reconcile, Recover, Rescale
(c) Recall, Recollect, Refuse (d) Reduce, Recover, Refresh
54.Tendency of pollutants to become concentrated in successive tropic levels is known as
(a) Biopiracy (b) Bioremediation (c) Biorythm (d) Biomagnification
55.species that are found only in a particular region are known as
(a) Endangered species (b) Endemic species (c) Extinct species (d) Vulnerable species
56.Which of the following is not a greenhouse gas
(a) Sulphur dioxide (b) Carbon Dioxide (c) Ozone (d) Water Vapour
57.World Environment is celebrated on ;
(a) 5th May (b) 5th July (c) 5th June (d) 18thJuly
58.Energy obtained from the earth's hot interior is called
(a) Geothermal Energy (b) Biomass energy (c) Water energy (d) Tidal energy
59.The protocol that reduces Greenhouse Gas emissions is
(a) Vienna Protocol (b) Kyoto protocol (c) Montreal protocol (d) cartagena protocol
60.Social, economical and ecological equity is the necessary condition for achieving
(a) social development (b) sustainable development
(c) Economical development (d) Ecological development
61.Sparrow day is observed on
a) 20th March (b) 20th June (c) 20th April (d) 20th July
62.Eutrophication means
(a) water purification (b) waste water treatment (c) Neutralisation of water
(d) Enrichment of nutrients in water bodies
63.Ozone day is observed on :
(a) January 03 (b) November 10 (c) March 26 (d) September 16
64.Ozone depletion in the stratosphere will cause
a) Forest fires (b) Global warming (c) Increased incidence of skin cancer (d) None of these
65.Food chain starts with a
(a) producer ( b) Decomposer (c) Consumers (d) Animals
B.com Environmental Studies mcq Part 1| Environmental Studies question paper for bcom
II SEMESTER B.Com./B.B.A./B.H.M. EXAMINATION, SEPTEMBER 2020
(CBCS) (Repeaters) (New) (2018-19 and Onwards))
ENVIRONMENTAL STUDIES (AECC)
For environmental studies part 2 mcq click here
1. The shorter food chain ensures
a) Less energy b) Greater energy c) No energy d) None of the above
2. The study of interrelationship between the living organisms and environment is known as
a) Ecosystems b) Ecology c) Physiology d) Geology
3. Tropical rain forests are also called
a) Deciduous forests b) Evergreen forests c) Temperate forests d) Tundra forests
4. Dams are built to hold back water in order
a) Prevent floods b) Irrigation c) Hydroelectricity d) All of the above
5. The interlinking of food chains in an ecosystem
a) Food court b) Food web c) Food chains d) Food exchange
6. Acid rain is caused by
a) Methane b) Oxygen c) Oxides of sulphur d) None of these
7. The Karnataka State Bio-diversity Bill is passed in the year
b) 2006 c) 2003 d) 2002
8. The resource which are limited
a) Fossil fuels b) Minerals c) Exhaustible d) All of the above
9. An example for terrestrial ecosystem is
a) Pond ecosystem b) Estuary ecosystem c) Grassland ecosystem d) Lake ecosystem
10. Delayed somatic effect of radiation causes
a) Leukemia b) Mutation c)Giddiness d) Insomnia
11. Species which are in the verge of extension are called
a) Endemic b) Endangered c) Exotic d) Native
12. The energy obtained from microbial decomposition
a) Biogas b) CNG c) Natural gas d) All of the above
13. The primary consumers are also called
a) Herbivores b) Carnivores c) Omnivores d) Detrivores
14. Excessive organic load in the rivers causes
a) Increase the oxygen demand b) Increases the oxygen level
c) Increases the purity of water d) All of the above
15. Flurosis affects on
a) Bone b) Teeth c) Brain d) Both a and b
16. Abiotic component of an ecosystem is
a) Bacteria b) Plants c) Light d) All of the above
17. Which of the following is not a green house gas?
a) Sulfure dioxide b) Carbon dioxide c) Ozone d) Water vapour
18. The movement of sea water towards inland is called
a) Estuary b) Eco tone c) Salt water intrusion d) Wetland
19. Conservation of species away from their Natural habits is called
a) In-situ conservation b) Ex-situ conservation c) Species conservation d) All of the above
20. The Wildlife (Protection) Act was passed in the year
a) 1972 b) 1982 c)1952 d) 1995
21. The number of recognised Bio-diversity hotspots in India
a) 39 b) 25 c)3 d) 14
There are 4 recognised bio diversity hotspots in India.They are The Himalayas,The Indo Burma region,The Sundaland,The Western Ghats. As option 4 is not given in the question ,the nearest option 3 is taken.
22. Population pyramids indicates
a) Growth rate b) Age structure c) Birth rate d) Death rate
23. Ansi National Park is located in
a) Madhya Pradesh b) Assam c) Karnataka d) Goa
It is Anshi National Park and is located in Uttara Karnataka.In the question the spelling is typed wrongly.
24. Chipko movement was started in
a) Tamil Nadu b) Karnataka c) Uttaranchal d) Kerala
25. World Water Day is celebrated on
a) April 22nd b) March 22nd c) September 16th d) June 5th
26. The percentage of atmospheric nitrogen is
a) 20.98% b) 57.01% c) 78.08% d) 32.91%
27. CEE refers to
a) Centre for Science and Environment b) Centre for Ecology and Environment
c) Centre for Environmental Education d) Centre for Electronic Education
28. The Eco-mark of environment is
a) Green plant b) Earthen pot c) Paper d) Tiger
29. International Conference on sustainable development was held at
a) Stockholm b) Johannesburg c) Rio-de-Janerio d) Belgrade
30. The thickness of ozone layer is measured in units.
a) Centimetre b) Decibels c) Dobson d) Millimetre
31. Three-mile Island disaster is related to
a) Nuclear Disaster b) Chemical Pollution c) Atomic Disaster d) Flight Disaster
32. Salt water ecosystem is not related to
a) River b) Coral reef o) Estuary d) Ocean
33. Running water habitat is known as
a) Lotic b) Lentic c) Biome d) Littoral
34. The term Immigration' in population study is known as
a) Joining of population b) Out of population c) Birth rate d) Death rate
35. Hot-spots are the areas which have
a) High Species Diversity b) High Endemism c) Threatened Species d) All of the above
To qualify as a hot spot a region must satisfy two strict criteria
- Endemism: It must maintain at least 1500 species of vascular plants as endemics
- Loss of Habitat:It has have to lost 70% of its original habitat.
36. Bio gas is a mixture of
a) Methane and carbon dioxide b) Oxygen and hydrogen
c) Methane and oxygen d) Hydrogen sulphide and carbon dioxide
37. The process of use of plants for the removal of toxic chemical from the Environment is known as
a) Bio magnification b) Bioremediation c) Bioaccumilation d) Bio degradation
38. The concept of ecological succession was introduced by
a) E. O. Willson b) Clements c) E. P. Odum d) Hannas Relter
The term ecological succession was given by Ragnar Hult .The term ecosystem development to ecological succession was given by Odum. Since in the options only Odum is given , so odum is marked as answer
39. Red-data Book is published by
a) WWF b) IUCN c) FAO d) WHO
IUCN-International Union for conservation of nature and natural resources
40. Montreal protocol is related to
a) To mitigate acid rain b) Climate change issues
c) Global warming d) To phase out ozone depleting substances
41. Biotic interaction in which both organisms gets benefited with each other is called
a) Parasitism b) Mutualism c) Predation d) Negative Interaction
42. Deficiency of Vitamin-K causes
a) Beri-beri b) Diptheria c) Bleeding of gums d) Sterility
43. The source of E-coli organism contamination
a) Sodium b) Human Excreta c) Both a and b d) None of the above
44. Which of the following are called sinks of atmospheric CO2
a) River and lakes b) Land masses c) Forest and oceans d) Volcanoes
45. The 'Minamata' episode occurred in
a) Japan b) Mississippi c) Italy d) France
46. Human Rights Day is celebrated on
a) May 22nd b) June 5th c) December 10th d September 16th
47. The method used for tiger census
a) Finger print b) Pug mark c) Remote sensing d) None of the above
48. The lakes that have high nutrients and less quality of water are called
a) Aligotrophic lakes b) Eutrophic lakes c) Distrophic lakes d) Mesotrophic lakes
49. Basal convention is related to
a) Hazardous Waste Management and Disposal b) Climate Change
c) Ozone Depletion d) None of the above
50.Bhopal gas tragedy was happened in the year
a) 1986 b) 1984 c) 1972 d) 1983
51. Sewage sickness is a form of
a) Water pollution b) Air pollution c) Light pollution d) Land pollution
Sewage sickness is a term used for the condition of land where sewage is applied continuously for a long period |
52. Biotic component of an environment includes
a) Producers b) Consumers (c)Decomposers d) All of the above
53. Dry weight of an organism is known as
a) Mass b) Biomass c) Energy d) Fat mass
54, Organisms position in food chain is known as
a) Organism mass b) Trophic level c) Producer d) Consumer
56. The following chemical which is highly lethal to ozone
a) Oxygen b) Chlorine c) Hydrogen d) Ozone oxide
56. The Stockholm Conference of United Nations was held in the year
a) 1968 b) 1986 c) 1972 d) 1974
57. Red-panda is the logo for the below organisation
a) WWF b) IUCN c) FAO d) WHO
58. The gas mainly responsible for greenhouse effect ?
a) Ozone b) Oxygen c) Carbon dioxide d) Carbon monoxide
59. Largest ecosystems of the world are
a) Grasslands b) Great lakes c) Forests d) Oceans
60. The energy which is harnessed from heat of the earth is known as
a) Biogas Energy b) Geothermal Energy c) Wave Energy d) Nuclear Energy
61. Dioxins are cancer causing agents which releases from the burning of
a) Papers b) Plastics c) Oils d) Fuel Wood
62. The pH of normal rain water is
a) 5.6 b) 7.5 c) 7 d) 8.2
The pH of normal rain water is between 5 and 5.5
63. Bishnois' is a Hindu religion sect is found in the State of
a) Karnataka b) Rajasthan c) Madhya Pradesh d) Assam
The Bishnois a vaishnavite sect living in western Rajasthan for centuries have been conserving the flora and fauna to protect the environment
64. In which year, Silent Valley was declared as National Park 7?
a) 1973 b) 1984 c) 1985 d) 1972
65. The gaseous chemical which cause coma condition in human
a) Oxygen b) Carbon dioxide c) Carbon monoxide d) Hydrogen
66. The Earth's average temperature is
a) 25°C b) 15°C c) 18°C d) 12°C
67. Pulse Polio programme was launched in the year
a) 1991 b) 1992 c) 1995 d) 2001
68. Ranganathittu in Karnataka is known for
a Lions b)Tigers c)Elephants d)Birds
70. The percentage of fresh water available on the earth surface
a) 3% b) 10% c) 20% d) 30%
Additional questions from environment studies( from old syllabus)from (CBCS) (Repeaters) (2014-15 and Onwards) ENVIRONMENT AND PUBLIC HEALTH
Only Environmental Studies questions selected from the paper
1. Methane found in landfills is a gas as a result of
a) aerobic digestion of solid waste b) anaerobic digestion of solid waste
c) pyrolysis of solid waste d) Fermentation of solid waste
2. One oi the best solutions to get rid of non-biodegradable wastes is
a) Buming b) Dumping c) Burying d) Recycling
3. What is the life-time of methane?
a) 13 years b) 14 years c) 15 years d) 12 years
4. The conversion of organic waste to compost by earth worms is
a) Semi composting b) Casting d) Vermi-composting c) Humitying
5.. Presence of ozone in this layer is considered as pollutant
a) Troposphere b) Stratosphere c) Mesosphere d) Exosphere
6.. Tho agency that has laid down the standards for the control of pollution of air, water and noise is
a) Central Pollution Control Tribunal b) Central Pollution Control Agency
c) Ministry of Homo Affairs d) Central Pollution Control Board
7.. Air pollution is not caused by
a) Rapid urbanisation b) Vehicular traffic c) Dense population d) Ground water contamination
8.. The fertility of soils is due to
a) Minerals and organic matter b) O, concentration c)COlevels d) Heavy metal content
9. An environmental audit helps in achieving the
a) Resource usage optimisation b) Minimisation of waste generation
c) Public awareness d) All of these
10. Bio indicator of air pollution is
a) Algae b) Lichens c) Pinus d) Fern
11. All the following are consequences of air pollution except
a) Acid precipitation b) Depletion of ozone layer c) Global warming d) Eutrophication
12. Which of the following organisms would be expected to have the highest concentration of mercury pollution in its tissues ?
a) Primary producers such as algae, phytoplankton s b) Primary consumers such as zooplanktons
c) Secondary consumers such as sardines and herring d) Tertiary consumers such as tuna and sharks
13. The depletion of which of the following can contribute to stronger UV rays reaching earth ?
a) Oxygen b) Carbon dioxide c) Both a) and b) d) Ozone layer
14. Ozone layer is present in
a) Troposphere b) Mesosphere c) Stratosphere d) Atmosphere
15. Which of the following greenhouse gases is entirely anthropogenic in origin ?
a) CFC b) CO2 c) Water vapour d) Methane
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