Nalanda Open University
Annual Examination 2016
B.Sc. Botany (Honours), Part-II
Paper-IV
Time: 3.00 Hrs. Full Marks: 80
Answer Five questions, selecting atleast one question from each group B and C.
All questions carry equal marks.
Group A (Anatomy)
1. Wheat do you mean by mechanical tissue? Describe different types of
mechanical tissue.
2. What are the anatomical characteristics of hydrophytes?
3. What is abnormal secondary growth? Describe the abnormal secondary
growth in Boerhaavia.
Group B (Cell Biology)
4. Describe the detailed structure of cholorpplast.
5. Give an account of the structure of DNA.
6. What do you mean by carbohydrates? Describe their function.
7. Define secondary metabolite and also mentoon their role in plants.
8. Describe the regulation of protein synthesis in prokaryotes.
Group C (Economic Botany)
9. Give an account of oil yielding plants of Bihar State.
10. Write the botanical name of.
Two fibre yielding plants.
Three medicinal plants.
Three pulses yielding plants
three vegetable, yielding plants
Two fruit yielding plants
Three spices yielding plants