B.Sc. Botany (Honours), Part-I
Paper-I
Time: 3.00 Hrs. Full Marks: 80
Answer any Five questions. All questions carry equal marks.
1. Describe the structure and reproduction of Chara.
2. Describe the structure and reproduction of Chlamydomonas.
3. Describe life cycle of Albugo. Name its importance.
4. Give an account of structure and mode of reproduction in Alternaria.
5. What is Isomorphic alternation of generation? Explain with reference to life cycle of
Ectocarpus.
6. Describe the sporophyte of Sphagnum.
7. Write short notes on any four of the following:
Heterospory Sporophyte of Anthoceros
Summer spore of Synchytrium Fruiting body of Ascomycetes
Prothallus of Lycopodium
8. Describe with suitable diagram, types of stele found in Pteridophyta.
9. Write short notes on the following:
Lichen Gemma cup
Palmella stage Heterocyst.
10. Describe types of sex organ found in Marchantia. How gametes are formed?