M.Sc. (Semester II) (CBCS) Examination, 2017
BIOTECHNOLOGY
AGRICULTURE SCIENCE AND SEED TECHNOLOGY
Day Date: Friday, 28-04-2017 Max. Marks: 70
Time: 10.30 AM to 01.00 PM
Instructions: All question of Section I are compulsory
Answer any four questions from Section II
All question carry equal marks.
Draw neat and labeled diagrams wherever necessary.
Section I
Q.1 Rewrite the sentence after choosing the correct answer from the
given:
07
The Red color of red soil is due to
Only aluminium Magnesium
Only iron Sesquioxides
are minute openings distributed in the epidermis of the
leaves and young steams.
Guard cells Stomata Lenticel Cuticle
Hormone is synthesized by shoot of the plant and migrates
toward root.
Auxin ABA Cytokinine Gibberlline
Loss of water in the form of liquid from uninjured margins of the
leaves is called.
Transpiration Guttation Imbibition Osmosis
plants can grow in desert soil.
Algae Bryophytic Xerophytic Teridophytic
algae used in preparation of Biofertilizers.
Blue-green Red Brown Green
The soil in Brahmaputra Valley is type.
Black Entisols Alluvial Red
Define the terms: 07
Seed germination
Imbibition
Transpiration
Vermicompost
Moisture stress
Cattle farming
Seed certification
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Section II
Answer any four of the following:
Q.2 Write on Mineral deficiencies and their symptoms. 14
Q.3 Explain: Chemical, physical and microbiological properties of soil. 14
Q.4 Write in detail account of Biofertilizers. 14
Q.5 Answer two from the following: 14
Write a note on poultries farming.
Explain Physiological and molecular response of plants to temperature
stress.
Explain importance of hormone Cytokinin.
Q.6 Write short notes on (any 14
Add a note on: Importance of livestock in agriculture.
Describe process of Seed certification.
Explain Fruit ripening process and its control.