Time allowed: Three
Hours maximum Marks: 200
Instructions: Same as
in paper- I
SECTION A
1.
Answer any four of the following in about 150
words:
(a)
What is progeny test? Discuss its significance
in plant breeding.
(b)
Define emasculation. Describe various methods of
emasculation.
(c)
What is inbreeding? Summaries the effects of
inbreeding.
(d)
Describe in brief the merits and demerits of
mass selection.
(e)
Incorporation of novel genes through genetic
engineering
2.
(a) Define synthetic variety. What measures
would you suggest for the improvement of the performance of synthetic
varieties?
(b) Briefly discuss the
factors influencing photosynthesis.
(C) What are phytohormones?
Describe in brief the role of gibberellins in plants.
(d)Define hybrid. Give the merits and demerits
of hybrids.
3.
Write short notes on the following in about 150
words:
(a)
Package of practices for wheat cultivation.
(b)
Mitosis.
(c)
Biopesticides
(d)
Diseases of tomato.
4.
Give scientific name, nature of damage,
life cycle and control measures of the
following pests:
(a)
Mustard aphid
(b)
Paddy grasshopper.
SECTION – B
5.
Describe any four of the following in about 150
words each:
(a)
Package of practices for paddy cultivation.
(b)
Organization and pheromones.
(c)
Organization and function of I. C. A. R.
(d)
Constraints in the production of food grains.
(e)
Eco-friendly management of pests and diseases.
6.
Distinguish between the two in about 150 words
each:
(a)
I.P.M. and I. R. M
(b)
Endocrine and exocrine glands.
(c)
Inbred and hybrids.
(d)
Grafting and layering.
7.
Write short notes on the following in about 150
words each:
(a)
International for crop improvement.
(b)
Management of storage pests.
(c)
Multi line varieties.
(d)
Seed borne diseases.
8.
Compare the following in about 150 words each:
(a)
Registered seed and breeder seed.
(b)
Disease tolerance and resistance.
(c)
Nematicides and rodenticides.
(d)
Pedigree method and bulk method of breeding.
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