Exam Details
| Subject | environmental chemistry | |
| Paper | ||
| Exam / Course | m.sc. environmental science | |
| Department | ||
| Organization | solapur university | |
| Position | ||
| Exam Date | November, 2017 | |
| City, State | andhra pradesh, solapur |
Question Paper
M.Sc. (Semester (CBCS) Examination Oct/Nov-2017
Environmental Science
ENVIRONMENTAL CHEMISTRY
Day Date: Saturday,18-11-2017 Max Marks: 70
Time: 10.30 AM to 01.00 PM
Instructions: Attempt any five questions.
All Questions carry equal marks.
Question no.1 is compulsory
Attempt any two questions from Q.No.2, 3 and 4
Attempt any two short note questions from Q.No.5, 6 and 7
Q.1 Select the answer among the following 14
Which of the following process Contributes to CO2 into the atmosphere
Combustion Fermentation
Putrefaction Fog
All
Which of the following species result from photo insertion
2
NO+ All
Which of the following pollutants could be transported over long distances
PAHs PCBs
DDT All
Pesticides have been found to affect
Central nervous system Respiratory system
Digestive System All
Nitric oxide is generated into the atmosphere by
Forest fires Industrial heating
Domestic heating Internal combustion engines
All
Liquids in gas aerosol are
Clouds Fog
Mist Smog
All
Aerosols may be in the form of
Smoke Dust
Mist All
The diesel vehicles pollute the environment largely thought
NOx Particulates
CO Un burnt Hydrocarbons
All
Page 2 of 2
SLR-MI-388
The boifuel fraction in diesel is
Biodegradable
Non-toxi
Oxygen rich for efficient combustion
All
10) Exposure to mercury can cause
Neurotoxicity
Speech and visual impairment
Kidney failure
Alzheimer's diseases
All
11) Inorganic tin may undergo alkylation in aquatic environment to from
Monomethyl Tin Dimethyl tin
Both None
12) Humic material in water may be found
In free form
Complexes with metal ion
Complexed wit organic Species
All
13) Odour in water can be eliminated from water by
Activated carbon Chlorination
Aeration Ozone
14) Liquids in gas aerosol are
Clouds Fog
Mist Smog
All
Q.2 Explain in brief the principles and importance and types of filtration techniques
in water treatments.
14
Q.3 Explain the terms- 14
Chemical Equilibrium
Redox Potential
Acid base reaction
Soil air
.
Q.4 Explain the importance of DO, BOD and COD in water and waste water
treatments.
14
Q.5 Write a short note on the following 14
Sedimentation
Soil Fertility
Q.6 Write In Brief: 14
Gibbs energy
Pheromones
Q.7 Write importance and significance of: 14
Integrated pest management
Water sampling techniques
Environmental Science
ENVIRONMENTAL CHEMISTRY
Day Date: Saturday,18-11-2017 Max Marks: 70
Time: 10.30 AM to 01.00 PM
Instructions: Attempt any five questions.
All Questions carry equal marks.
Question no.1 is compulsory
Attempt any two questions from Q.No.2, 3 and 4
Attempt any two short note questions from Q.No.5, 6 and 7
Q.1 Select the answer among the following 14
Which of the following process Contributes to CO2 into the atmosphere
Combustion Fermentation
Putrefaction Fog
All
Which of the following species result from photo insertion
2
NO+ All
Which of the following pollutants could be transported over long distances
PAHs PCBs
DDT All
Pesticides have been found to affect
Central nervous system Respiratory system
Digestive System All
Nitric oxide is generated into the atmosphere by
Forest fires Industrial heating
Domestic heating Internal combustion engines
All
Liquids in gas aerosol are
Clouds Fog
Mist Smog
All
Aerosols may be in the form of
Smoke Dust
Mist All
The diesel vehicles pollute the environment largely thought
NOx Particulates
CO Un burnt Hydrocarbons
All
Page 2 of 2
SLR-MI-388
The boifuel fraction in diesel is
Biodegradable
Non-toxi
Oxygen rich for efficient combustion
All
10) Exposure to mercury can cause
Neurotoxicity
Speech and visual impairment
Kidney failure
Alzheimer's diseases
All
11) Inorganic tin may undergo alkylation in aquatic environment to from
Monomethyl Tin Dimethyl tin
Both None
12) Humic material in water may be found
In free form
Complexes with metal ion
Complexed wit organic Species
All
13) Odour in water can be eliminated from water by
Activated carbon Chlorination
Aeration Ozone
14) Liquids in gas aerosol are
Clouds Fog
Mist Smog
All
Q.2 Explain in brief the principles and importance and types of filtration techniques
in water treatments.
14
Q.3 Explain the terms- 14
Chemical Equilibrium
Redox Potential
Acid base reaction
Soil air
.
Q.4 Explain the importance of DO, BOD and COD in water and waste water
treatments.
14
Q.5 Write a short note on the following 14
Sedimentation
Soil Fertility
Q.6 Write In Brief: 14
Gibbs energy
Pheromones
Q.7 Write importance and significance of: 14
Integrated pest management
Water sampling techniques
Other Question Papers
Subjects
- analytical techniques and instrumentation (oet)
- biodiversity and conservation
- computer applications
- environmental biotechnology
- environmental chemistry
- environmental impact assessment and environmental audit
- environmental policy, acts, laws and environmental management system
- environmental pollution
- environmental statistics
- environmental toxicology and safety
- fundamentals of environment
- introduction to geo-science
- remote sensing and gis in environmental science
- research methodology
- water and waste water engineering
- watershed management