M.Sc. (Semester IV) (CBCS) Examination Oct/Nov-2017
Botany
CROP PHYSIOLOGY
Day Date: Friday, 24-11-2017 Max. Marks: 70
Time: 02.30 PM to 05.00 PM
Instructions: Q.1 is compulsory.
Attempt any two questions from Q. 3 and 4.
Attempt any two questions from Q. 6 and 7.
Figures to the right indicate full marks.
Attempt totally five questions.
Q.1 Choose the correct answer from given alternatives: 10
The vernalization involves the formation of a floral hormone called
Vernalin Florigen
Auxin Cytokinin
The true natural auxin of higher plant is
Elongation of internodes Cell division
Elongation of cells in shoot None of the above
Leghaemoglobin is present in
Leaf Stem
Fruit Nodule
Which one of the following is potent weedicide?
I.A.A.
TIBA NPA
Chemical substance, when added to plants, retard transpiration
Antitranspirants Florigen
Vernalin None of the above.
Phenomenon of photoperiodism was first discovered by
Borthwick and Hendricks Flint and McAlister
Garner and Atard None of these
The CIMAP research institute is situated at
Jodhpur Bangalore
Pune Lucknow
What is the full form of CAZRI?
Central Agricultural Zone Research Institute
Central Arid Zone Research Institute
Central Arid Zone Research India
None of the above.
Differential distribution of photo assimilates in different sinks of the plant is
called as
Separation of assimilates Storage of photo assimilates
Assimilates partitioning Consumption of photo assimilates
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SLR-MD-155
10) Substances used to increase the fertility of soil are called as
Florigen Anti transpirant
Fertilizer All of the above.
11) Weedicide kills
Weed Bacteria
Fungi None of these
12) Richest source of GA in higher plants.
Root Stem
Leaf Immature seeds
13) Ratio of economic yield to the whole biological yield is
NAR Harvest index
Both a and b None of these correct
14) Which one of the following is used as a organic fertilizer?
Azolla Rhizobia
VAROJ All of these
Q.2 Give an account of organic farming and its importance. 07
Describe the physiological basis of yield in Jawar. 07
Q.3 What is sources and sink relationship? Add note on factors affecting on it. 07
Explain the contribution of ICRISAT and IARIT in physiology of crops. 07
Q.4 Define the term growth and give an account of growth analysis. 07
Physiology of N2 fixation in chickpea. 07
Q.5 Describe the mineral nutrition in groundnut. 05
Give an account of Vernalization. 05
Mention the contribution of BARC Mumbai in Plano Physiology? 04
Q.6 Write in brief about physiological basis of yield in wheat. 05
Describe Post-harvest technology of any plant studies by you with respect
to market strategy from field to consumer.
05
Enlist common weeds and weedicides. 04
Q.7 Write notes on any three:- 14
Harvest Index
Antitranspirants
Photoperiodism
CAZRI, Jodhapur