M.Sc. (Semester (CBCS) Examination Oct/Nov-2017
Bioinformatics
PLANT BREEDING AND TISSUE CULTURE
Day Date: Thursday, 23-11-2017 Max. Marks: 70
Time: 10.30 AM to 01.00 PM
Instructions: Part-1, Question 1 is compulsory
Attempt any four questions from Part-II
Figures to the right indicate full marks.
Draw neat and labeled diagram.
All questions carry equal marks.
Section I
Q.1 Rewrite the sentence after choosing the correct answer from the
given alternatives:
07
Synthetic seed is produced by encapsulating somatic embryo with

Sodium alginate Sodium nitrate
Sodium acetate Sodium sulphate
The production of secondary metabolites requires the use of
Protoplas Cell suspension
Sodium acetate Auxiliary bud
Shoot regeneration is promoted by
NAA 4-D
BAP IAA
A plant breeder wants to develop a disease resistant variety, what he
should do first
Mutation Selection
Hybridization Production of crop
Hybrids which are superior over parents are called
Inbreeding Dominant
Recessive Heterosis
Major food crops have originated mainly from
Ocean Mountain
Desert Plain
In micropropagation, virus free plants can be obtained through
Shoot tip culture Haploid culture
Protoplast culture Embryo culture
Definitions 07
Ideotype breeding
MAS
Protoplast
Somaclonal
Cryopreservation
Secondary metabolites
Molecular pharming.
Page 2 of 2
SLR-MC-66
Section II
Answer any four of the following
Q2 Give a detailed account on breeding methods for self-pollinated, crosspollinated
and clonally propagarted.
14
Q3 Explain about genetic and physiological basis of abiotic stress tolerance. 14
Q4 Discuss in details plant regeneration pathways. 14
Q5 Answer any two of the following 14
Use of somaclonal and gametoclonal variation in crop improvement.
What is mutation? Explain in-vitro mutagenesis.
Principles and types of cryopreservation method.
Q6 Answer short notes any two of the following:- 14
Biotransformation
Metabolic engineering for production of secondary metabolities.
Role of markers in stress resistance breeding.