M.Sc-M.Sc Botany 1st Year Paper - IV : PLANT PHYSIOLOGY AND METABOLISM (Acharya Nagarjuna University - Center for Distance Education, Guntur, Andhra Pradesh-2013)

(DBOT 04) NR M.Sc. (Previous) DEGREE EXAMINATION, MAY - 2013 
First Year 
Botany 
Paper - IV : PLANT PHYSIOLOGY AND METABOLISM 

Time : 03 Hours                                                                            Maximum Marks : 80

Section - A (5 × 8 = 40) 

Answer any Five questions 

1) Osmosis. 
2) Cohesion theory. 
3) CAM Pathway. 
4) Electron transport. 
5) GS-GOGAT. 
6) Beta Oxidation. 
7) Hormone receptors. 
8) SAR processes. 
Section - B (4 × 10 = 40) 
Answer All questions 
9) a) Write an account on transpiration. 
OR 
b) Describe the membrane transport of proteins. 10) a) Describe the structure of Chloroplast. 
OR 
b) Describe TCA cycle. 11) a) Explain the mechanism of Nitrogen fixation. 
OR 
b) Describe the structure and functions of storage and membrane lipids. 12) a) Describe the photochemical and biochemical properties of phytochrome. 
OR 
b) Write an account on photoperiodism and vernalization. 
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