RGU Question Paper Botany Semester III 2022: Economic Botany and Plant Resource Utilization

 

December-2022

B.Sc (III Semester) Examination (CBCS)

BOTANY

Paper: BOT-GE-003

(Economic Botany and Plant Resource Utilization)

Full Marks : 80

Pass Marks : 35%

Time : Three Hours

Note: 1. This question paper consists of three Sections-A, B and C. Answer the questions as per instructions given under each Section.

2. The figures in the margin indicate full marks for the questions.

Section-A

Write brief accounts on any four of the following: 5×4=20

1. Germplasm conservation


2. Propagation of sugarbeet

3. Chemical constituents of turmeric and capsicum

4. Uses of linseed

5. Health hazards of tobacco


6. Tapping

Section-B

Write concise notes on any three from the following: 10×3=30

7. Vavilov's centres of origin of crop plant


8. Processing of sugarcane


9. Cultivation of Aloe Vera

10. Morphology and uses of fires with special reference to jute


11. Cultivation and uses of Aswagandha

Section-C

Answer any two of the following questions: 15×2=30

12. Write origin, distribution, cultivation, major chemical constituents and processing of any non-alcoholic beverages you studied.

13. Give general account of timber plants with special reference to Shorea robusta.


14. Discuss origin, distribution, botany, cultivation, main chemical constituent and economic importance of black pepper.

15. Discuss the botany, cultivation, processing, therapeutic uses and health hazards of any narcotic plants you have studied.