Veer Narmad South Gujarat University 2010 M.Sc BioTechnology IBT- 604 : Invironmental ( sem.-6 ) (Integrated ) . - Question Paper
R-3841
M. Sc. (Sem. VI) (Integrated Biotechnology) Examination May/June - 2010 IBT-604 : Environmental Biotechnology
Time : 3 Hours]
[Total Marks : 70
Instructions :
(1)
"N Seat No.
r M CnsLLnlcj.L{l [qoicu u? snqw <h>h41.
Fillup strictly the details of signs on your answer book.
Name of the Examination :
M. Sc. (Sem. 6) (Integrated Biotechnology)
Name of the Subject:
IBT-604 : Environmental Biotechnology (New)
|
-Subject Code No. |
|
-Section No. (1,2,.....) |
Student's Signature
1&2
(2) Figures to the right indicate full marks of the question.
(3) Draw neat and labeled diagram whenever necessary.
(4) Both sections must be written in separate answer books.
Attempt the following :
(1) What is ATS ? Give its application in Phytoremediation.
(2) What is return activated sludge (RAS) ? Give its significance.
(3) Define the term : Soil Banking. Give its application.
(4) Explain : Methanogenesis. Give one example of Acetoclastic methanogen.
(5) What is carbon sequestration ? Give its significance.
What is bulking sludge ? Name several important microbial groups that contribute to this problem. Explain in detail construction and biochemistry of Trickling filter.
10
OR
2 Describe the major types of phytoremediation. What is 10 the role of microorganisms in each of these processes ?
3 Define Sewage. Give characteristics of Sewage. How 10
sewage can be trated in modern era ?
OR
3 Describe in detail degradation Aromatic and aliphatic 10 hydrocarbons.
4 State the general characters of any two : 10
|
(a) |
Anaerobic sludge digestion |
|
(b) |
Removal of N and P by ASP |
|
(c) |
Biosolids - their classes |
|
SECTION - II | |
|
Attempt the following : | |
|
(1) |
Give two examples of microbes which can produce |
|
Biopolymer. | |
|
(2) |
What is Biodiversity ? |
|
(3) |
What is Red Data book ? |
|
(4) |
Explain the term bioleaching. |
|
(5) |
Define biofertilizer. |
2 Explain in detail various methods involved in metals 10
recovery from low grade ore.
OR
2 Enlist the threatened species and discuss in detail the 10 major factors affecting to loss of biodiversity.
3 What is transgenic crop ? Give few examples of it. 10 Explain its socio-economic impact.
OR
3 Elaborate a note on "Methods for conservation of 10 Biodiversity".
4 Write short notes on any two : 10
(a) Biodiversity and IPR
(b) Micropropagation : a remedy for reforestation
(c) Biopesticides.
R-3841] 2 [ 300 ]
|
Attachment: |
| Earning: Approval pending. |
