B.Sc. I (Semester II) (Biotechnology) (CBCS) Examination, 2018
Environmental polution and
Environmental polution Techniques
(Paper Environmental Pollution
Day and Date Friday, 13-4-2018 Max. Marks 70
Time 10.30 a.m. to 1.00 p.m.
Instructions All questions are compulsory.
Figures to the right indicate full marks.
Draw neat labeled diagrams wherever necessary.
1. Choose the correct alternative and rewrite the sentences again 14
Disease not caused by water pollution is
Jaundice AIDS Cholera Dysentery
ii) is present in the largest percentage in the biosphere.
Carbon Hydrogen Nitrogen Oxygen
iii) Fossil fuels are
Renewable resource Non renewable resource
Inexhaustible resource Non renewable and exhaustible
iv) CNG is preferred over LPG because it is
Costlier than LPG Lighter than LPG
Easy to transport Causes less pollution
is non-biodegradable pollutant.
Plastic Sewage Litter Vegetable waste
vi) is not the long range effect of radiation.
Genetic change Anaemia
Immediate death Loss of vitality
vii) Minamata disease is caused due to pollution of
Lead Mercury PAN SO2
viii) The major pollution causing agents are
Animals Green house gases
Men UV-rays
Set P Seat
No.
Set P
SLR-SA 13 *SLR13CA*
ix) BOD stands for
Biochemical Oxygen Demand Biome of Desert
Boron and Oxygen Depletion Bio Oxy Depot
Water pollution is caused by
CO PAN
Fertilizer Fossil Fuel
xi) Ear muffs or cotton plugs are used to reduce pollution of
Air Nuclear
Noise Thermal
xii) June is celebrated as
World Food Day World Science Day
World Environment Day Tree Plantation Day
xiii) MIC is related with
Taj Mahal Aerosols
Bhopal Gas Tragedy London Smog
xiv) Most economic method of water conservation is
Construction of dam Interlinking of rivers
Rain water harvesting Watershed management
2. Define and explain any seven of the given below 14
Primary and secondary pollutant
ii) Nuclear fusion
iii) Non conventional energy
iv) Biogas
Acid rain
vi) Aerosol
vii) Soil pollution
viii) Global warming
ix) Pyrolisis.
Set P
*SLR13CA* SLR-SA 13
3. Answer any two of the following 10
Write a short note on Minamata episode.
ii) Explain thermal pollution.
iii) Explain alcohol fermentation using Molasses as substrate.
Explain in detail solar energy. 4
4. Answer any two of the following 14
Give a detailed account on sources of noise pollution and its
measurement.
ii) Explain in brief water pollution.
iii) Explain soil pollution.
5. Answer any two of the following 14
Discuss in detail sources, local and global impact of pollution.
ii) Write an account of non conventional energy and its types.
iii) Explain in detail process of nuclear fission and add note on atom bomb.