M.Sc. (Semester III) (CBCS) Examination Nov/Dec-2018
Botany
ADVANCED PLANT PHYSIOLOGY AND BIOCHEMISTRY
Time: 2½ Hours Max. Marks: 70
Instructions: All questions are compulsory.
Figures to the right indicate full marks.
Draw neat and labeled diagrams wherever necessary.
Q.1 Rewrite the sentences by choosing correct answer from given alternatives: 14
Chlorophyll is present in
grana stroma
lamellae matrix of mitochondria
NADPH2 is generated through
Glycolysis P.S.I
P.S.II Anaerobic respirations
can be used as respiratory substrate.
Carbohydrates Proteins
Fats and organic acids All of the above
phase of respiration is anaerobic.
Glycolysis TCA Cycle
Kreb's cycle Oxidation of NADH2
The main function of lumen of chlorophyll is to store
protons electrons
neutron electrons and neutrons
is the precursor for the formation of aromatic amino acids.
Erythrose 4 phosphate Glycine
Serine Iron
Sulphate assimilation in plants occurs in the
ribosomes mitochondria
chloroplast vacuoles
type of reactions occurs in TCA cycle.
Anabolic Catabolic
Amphibolic None of these
Ribulose diphosphate carboxylase oxygenase is located in
Mitochondria Chloroplasts
Peroxisomes Golgi bodies
10) Pigment gets exited first in non cyclic photophosphorylation.
P680 P700
Xanthophyll Chlorophyll b
11) The exact role of O2 in respiration is in
glycolysis TCA Cycle
Formation of Acetyl Co-A terminal oxidation
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SLR-VD-104
12) is a precursor for the formation of phytochelatins.
Glutathione Cystein
Glycine Magnecium
13) is used as respiratory substrates.
Carbohydrates Proteins
Fats and organic acids All of the above
14) H2S is fixed in the form of
Glutamate Cystein
Adenine Acetyl Co-A
Q.2 Answer the following:- (Any four) 08
Explain the reduction of sulphate to Hydrogen sulphide.
Ultrastructure of chloroplast
Discuss the role of malic acid in metabolism.
Give the forms of phosphate in soil.
Secondary metabolites studies by you.
Write notes on. (Any two) 06
Photosynthetic electron transfer
Biosynthesis of Cysteine
VAM
Q.3 Answer the following:- (Any two) 08
Mechanism of P uptake
Write in brief respiratory inhibitors
Significance of Photorespiration.
Answer the following:- (Any one) 06
C3 photosynthetic pathway
Shikimic acid pathway
Q.4 Answer the following:- (Any two) 10
CAM pathway in plants
Biosynthesis of sulphur containing amino acid you have studied
Modern concept of electron transport chain
Answer the following:- (Any one) 04
C4 pathway of photosynthesis
Glycolysis
Q.5 Answer the following:- (Any two) 14
Intermediates and regulation of Rubisco
Pentose phosphate pathway
TCA cycle in plants