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LOYOLA COLLEGE (AUTONOMOUS), CHENNAI 600 034
B.Sc. DEGREE EXAMINATION PLANT BIOLOGY AND PLANT BIOTECHNOLOGY
FIRST SEMESTER NOVEMBER 2017
17/16UPB1MC01 ALGAE AND BRYOPHYTES
Date: 06-11-2017 Dept. No. Max. 100 Marks
Time: 01:00-04:00
PART A
ANSWER THE FOLLOWING,EACH WITHIN 50 WORDS. (10X2= 20 Marks)
1. Mention the different types of reserve food materials of Algae.
2. What are Fossil Algae? Give example.
3. What is coenobium?
4. Write about the Unilocular Sporangium of Ectocarpus.
5. What are Cyanobacteria?
6. Write the uses and sources of Agar- Agar.
7. Write about the Habitat of Bryophytes
8. Mention any 2 salient features of Bryophytes.
9. What are Liverworts? Give Example
10. Modes of Vegetative propagation in Funaria Comment.
PART B
ANSWER THE FOLLOWING, EACH WITHIN 500 WORDS. DRAW DIAGRAMS AND
FLOWCHARTS WHEREVER NACESSARY. 35 Marks)
11. Write a note on Pigmentation in Algae.

Write about the salient features of Rhodophyceae
12. Comment on Sex Organs of Chara

Write an account of the thallus of Sargassum.
13. Spirulina a single celled Protein Discuss.

Briefly write about isolation, purification and mass cultivation of Cyanobacteria.

14. Bring about the Salient features of Anthocerotopsida

Write a short note on Economic importance of Bryophytes.
15. Write about the Vegetative propagation of Marchantia.

Explain the structure of Funaria Capsule.
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PART C
ANSWER ANY THREE OF THE FOLLOWING, EACH WITHIN 1200 WORDS. DRAW
DIAGRAMS AND FLOWCHARTS WHEREVER NECESSARY. X15= 45 Marks)
16. Bring out the Classification of Algae by Fritsch.
17. Explain the Life Cycle of Gracilaria.
18. Write an essay on the Economic importance of Algae.
19. Explain the Life cycle pattern of Bryophytes.
20. Explain the life- cycle of Anthoceros.