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2020 Biology B.Sc. Botany Bharathidasan University, B.sc Degree Examination, Botany, Horticulture and Plant Breeding, Nov 2020. Question paper
Are you looking for the old question papers from Bharathidasan University of Horticulture and Plant Breeding paper? Here is the previous year question paper from Bharathidasan University. This is the original question paper of Horticulture and Plant Breeding exam conducted in Nov 2020. Feel free to download the question paper from here and use it to prepare for your upcoming exams.
S.no. 9245 T
(For candidates admitted from 2005-2006 onwards)
B.sc Degree Examination, Nov 2020
Part III - Botany - Major
Horticulture and Plant Breeding
Time : Three Hours Maximum : 75 marks
Part A - (10×2=20 marks)
Answer all questions
2. Green House
5. Bud grafting
6. Root harmones
7. Selection method
8. Pedigree Method
10. Inbreeding depression
Part B - (5×5=25 marks)
Answer all questions choosing either (a) or (b)
Draw diagrams wherever necessary, Each answer should not exceed 200 words.
11.a) Give an account on formal garden
b) Describe the techniques of pruning.
12.a) Write about the lawn making and maintenance.
b) Explain the cultivation of Rose.
13.a) Explain the methods of layering by drawing diagrams.
b) Write short notes on Budding.
14.a) Write the role of pure line selection method in plant breeding.
b) What are the procedures for plant introduction in plant breeding.
15.a) Explain the hybridisation techniques in plant breeding.
b) In which type of crops the mass selection is used? Why?
Part C - (3×10=30 marks)
Answer any Three questions, Each answer should not exceed 1200 words. Draw diagrams wherever necessary.
16. Describe the method of vegetative propogation.
17. Explain the commercial cultivation Jasmine.
18. Write an essay on Plant regulators.
19. Explain the objectives and scope of plant breeding.
20. Define Heterosis. What are the causes of Heterosis?
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