Master of Science I (Environmental Sci.)Examination: Oct Nov
2016 Semester III (New CBCS)
SLR No. Day
Date Time Subject Name Paper
No. Seat No.
SLR SF
426
Wednesday
16/11/2016
02.30 PM
to
05.00 PM
Environmental Pollution
C
IX
Instructions: Answer any five questions.
All questions carry equal marks.
Q.1 is compulsory.
Attempt any two from Q.2, 3 4
Attempt any two from Q.5, 6 7
Draw neat and labeled diagrams wherever necessary.
Total Marks:70
Q.1 Select the answer among the following: 14
"Earth provides enough to satisfy every man's need, but not every man's
greed." was said by
Mahatma Gandhi E. P. Odum
Rachel Carson Sundarial Bahuguna
Natural pollution is due to
Volcanoes SO2
DDT Smoke
Which of the following is not produced by motor vehicles?
SO2 Hydrocarbon gases
Fly ash CO
SO2, CO are
Primary pollutant Secondary pollutant
Both of these None of these
Which of the following is true?
Carbon monoxide is a deadly gas in high concentration
Ozone is the most abundant photochemical pollutant
Sox is the primary pollutant
All of the above
Ozone destroying constituent
Chlorofluorocarbons CH4
SO2 NO2
The two predominant acids in acid rain area)
H2SO4 and HNO3 HCI and H2SO4
HNO3 and HCI HCI and SO2
Water cycle involves
Forest trees Microorganism
Algae Evaporation of water from water bodies
hydrophyte.
Hydrilla Mango
Cuscuta Opuntia
10) Soil is thea)
Edaphic factor Non-Edaphic factor
Both of these None of these
11) Fertile soil is that which
Hold water Retain nutrient
Hold organic matter Support life
12) Sound level meter is a device used to measurea)
The noise level Intensity of noise
Speed of sound Velocity of sound
13) Three of waste management are
Reduce, Reuse and Recycle Reduce, Redox and Re-oxidation
Reused, Reimburse and
Regain
Regain, Recycle and Resend
14) The major source of harmful radiations in the
Tube light Colour TV
Oven Heater
Q.2 Explain concept of air pollution and effects of air pollution. 14
Q.3 Write brief account of effects of Noise pollution and control of noise at source? 14
Q.4 What is ocean pollution? Its effects on environment. Write two control measures
to get rid of ocean pollution?
14
Q.5 Write a short note on the following: 14
Causes of soil salinity
Waste minimization technologies
Q.6 Discuss in short: 14
Natural and manmade causes of radiation pollution
Photochemical smog
Q.7 Explain in brief: 14
Measurement of noise
Eutrophication