B.Sc. Botany (Honours), Part-I
Paper-II
Time: 3.00 Hrs. Full Marks: 80
Answer any Five questions. All questions carry equal marks.
1. Describe the method of development of male gametophyte of Pinus.
2. How female gametophyte of Cycas develops? Describe sequentially.
3. Describe main angiospermic characters of Gnetum.
4. Describe various methods of fossilization.
5. Give an account of the structure of strobilus of Lepidodendron.
6. Write floral formula and floral diagram of family Rananculacea. Name two plants of this
family.
7. Briefly describe classification of Angiosperm as proposed by Hutchinson.
8. Describe different types of fructification found in Calamites.
9. Write short notes on any two of the following:
Transfusion tissue
Female cone of Pinus
Strobilus of Cycadeoidea.
Palaeozoic period.
10. Describe the economic importance of Gymnosperm.