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DEPARTMENT OF EDUCATION “T3, MAY 2017-18” Semester: 2 nd Subject: BRYOPHYTES AND PTERIDOPHYTES Branch: B.Sc. B.Ed Course Type: CORE Time: 3 Hours Max.Marks:60

Date of Exam:23.05.2018 Subject Code: EDH 132 T Session: Course Nature: HARD Program: B.Tech/M.Tech/B.Sc/BBA Signature: HOD/Associate HOD:

Note: This question paper consists of 3 Parts. Part A: All questions are compulsory. Each Question carries 2 marks. Part B: Attempt any two out of three questions. Each Question carries 10 marks. Part C: Attempt any two out of three questions. Each Question carries 10 marks.

PART-A All questions are compulsory.

(2 x 10 = 20)

Q.1. a) Describe in brief the characters of Pteridophytes. b) Write short note on Synangia. c) Write the economic importance of Lycopodium. d) What are resurrection plants? e) What is the function of Ligule. f) What is a Protostele? g) What is evolutionary importance of Pteridophytes? h) Describe the gametophyte of Lycopodium. i) What are Carinal Canal? j) Why is Equisteum called a horse tail?

SECTION B Q.2. (a).Describe the life cycle of Lycopodium and indicate the stages where the changes in the number take place.

chromosome (7+3)

Q.3. Give a comparative account of structures of strobili of Selaginella, Lycopodium and Equistem.


Q.4. Draw well labeled diagrams of the following: i) T.S. of Marsilea Rhizome ii) T.S. of the sporocarp of Marsilea.



SECTION C Q.5. Describe in detail the classification of Steles in Pteridophytes with well labeled diagram. Q.6. Give in detail the Significance of Hetrospory. Q.7. Write short notes on : a) Apospory b) Apogamy


(10) (10) (5+5)

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