Veer Narmad South Gujarat University 2010 M.Sc BioTechnology IBT-302 : Botany -2 ( sem.- 3) (ATKT) . - Question Paper
R-3801-02
M. Sc. Biotechnology (Sem. Ill) (ATKT) Examination May/June - 2010 IBT - 302 : Botany - II
(New Course)
Time : 3 Hours]
[Total Marks : 70
R-3801
Instructions :
6silq<3i Pi*unkil SnwiA u*
""'N Seat No.:
Fillup strictly the details of signs on your answer book.
Name of the Examination :
M. SC. BIOTECHNOLOGY (SEM. 3) (ATKT)
Name of the Subject:
IBT - 302 : BOTANY - 2 (NEW)
Student's Signature
|
-Subject Code No. |
|
-Section No. (1,2,.....) |
(2) Figures to the right indicate full marks of the question.
(3) Draw neat and labelled diagrams whenever necessary.
(4) Both sections must be written in separate answer books.
1 Answer the following :
(i) Define Water potential.
(ii) Define Wilting coefficient.
(iii) What are Hydathodes?
(iv) Define photorespiration.
(v) Write the function of enzyme Chlorophyllase.
Explain in detail process of cellular respiration.
10
5
5
Describe the following :
(a) Structure of Mitochondria.
(b) Write brief account on types of transpiration.
3 (a) Enlist the significance of micro elements in plant 5
nutrition.
(b) In brief write various photosynthetic pigments found 5 in plants.
3 Explain the following :
(a) Types of commercial Auxins and its physiological 5 functions.
(b) Active and Passive Transport. 5
4 Write brief notes on following : (any two) 10
(a) Mechanism of stomatal opening and closing
(b) Exosmosis and Endosmosis
(c) Internal factors affecting photosynthesis.
Instructions
6siiq<si Pi*unkil SnwiA u*
Fillup strictly the details of signs on your answer book.
Name of the Examination :
M. SC. BIOTECHNOLOGY (SEM. 3) (ATKT)
Name of the Subject:
*- IBT - 302 : BOTANY - 2 (NEW)
Student's Signature
|
-Subject Code No. |
|
-Section No. (1,2,.....) |
(2) Figures to the right indicate full marks of the question.
(3) Draw neat and labelled diagrams whenever necessary.
(4) Both sections must be written in separate answer books.
1 Answer the following : 5
(i) Define Porous wood.
(ii) Define Abnormal growth.
(iii) Define Photo sensitivity.
(iv) Name the enzyme associated with Xylem elements.
(v) Define Stress.
2 Explain secondary growth in Bougainvillea and 10 Boerhaavia.
OR
2 Describe the following :
(b) Plant responses to environmental pollutants. 5
3 (a) Explain abnormal secondary growth in Salvadora 5
stem.
3 Explain the following :
(a) Photo inductive cycles.
(b) Florigen concept
(c) Histogen and Tunica corpus theory.
R-3801-02] 4 [ 300 ]
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Attachment: |
| Earning: Approval pending. |
