M.Sc. (Semester IV) (CBCS) Examination Mar/Apr-2018
Genetics
AGRICULTURE SCIENCE AND SEED TECHNOLOGY
Time: 2½ Hours
Max. Marks: 70
Instructions: All question of Section I is compulsory. Attempt any four questions from section -II. All questions carry equal marks. Draw neat and labeled diagrams wherever necessary.
Section I
Q.1

Multiple choice questions:
07
Gibberellins are derivatives of
Monoterapenes
Sesquiterpenes
Di terpenes
Tri terpenes
NSC means
National Carrier Services
National Seed Certificate
National Seed Corporation
National Saving Certificate
A horizon of Soil designated as
Eluviated horizon
Top soil horizon
Both a b
None of these
Credit for discovery of cell goes to
Robert brown
Robert Hook
Von Mohl
Robertion
Fluid mosaic Model of cell membrane was proposed by
Danielli- Devson
Singer and Nicolson
Robertson
None of these
Ribosomes associated with
Photosynthesis
Protein synthesis
Respiration
Photo respiration
Which of the following is not a physiological effect of Auxin in higher plants?
Apical dominance
Cell elongation
Root initiation
None of these

Answer the following terms.
07
Bio fertilizer
Define Seed
Essential nutrients (Examples)
Auxin Function
Protoplasm
Surface tension
Gibberellin function
Page 2 of 2
SLR-UK-406
Section II
Attempt any four:
Q.2
What is bio composting and explain all the steps involved in Bio-composting?
14
Q.3
Which are essential plant nutrients? And explain its function.
14
Q.4
How Auxin transportation takes place in plant?
14
Q.5
Answer any two of the following:
14

Physical and chemical properties of protoplasm.

External factors affecting absorption of water.

Biosynthesis of cytokinin.
Q.6
Answer any two of the following:
14

Biosynthesis of Auxin IPA pathway

Mechanism of stomatal transpiration

Breeds of indigenous and exotic sheep