MSC-BOTANY, Model Questions
LONG QUESTIONS (5 marks)
1. Describe briefly the vegetative structure and sexual reproduction in Porella. (2072 second)
2. Describe general characteristics of the order Sphaerocarpales. (2072 second)
Or
Give brief account of order Anthocerotales (General characteristics).
3. Give an account of thallus structure in Marchantiales. (2072 first)
4. Give a brief account of distribution of bryophytes in Nepal. (2072 first)
Or
Discuss the impacts of climate change in bryophytes community.
5. Give an account of classification of Marchantiales. (2072 final)
6. Describe general characteristics of Jungermanniales. How does it differ from Metzgeriales?
(2072 final)
7. Give an account of present status and conservation of bryophytes wth reference to Nepal.
(2072 final)
Or
Discuss the progressive sterilization of sporogenous tissue of bryophytes.
8. Describe the distinguishing feature of bryophytes. In what respect do they differ from Algae
and Pteridophytes? (2071 final)
9. Describe the external features and anatomy of the gametophyte of Marchantiales. (2071 final)
10. Give a brief account of origin of bryophytes. (2071 final)
Or
Discuss the progressive sterilization of sporogenous tissues in bryophytes.
11. Describe general characters and classification of bryophytes. (2071 first)
12. Describe the various methods of vegetative reproduction in Hepaticopsida. (2071 first)
Or
Give brief account of sporogonia in Marchantiales and compare it with Metzgeriales.
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MSC-BOTANY, Model Questions
SHORT QUESTIONS
1. Write short notes on sporophyte of Takakia. (2072 second)
2. Differentiate between succubous and incubous arrangement of leaves. (2072 second)
Or
Give a brief account of classification of Hornworts.
3. Differentiate the order Marchantiales with Metzgeriales based on the characters of an
achegonium. (2072 first)
4. Compare the sporophyte of Riccia and Pellia. (2072 first)
5. Distinguish between hydromel and leptome. (2072 first)
Or
Outline the abilities of bryophytes that have led plant physiologists to use them as model systems
for the study of dessication tolerance.
6. What is ecological significance of spongy nature of bryophytes? (2072 first)
Or
Write short notes on oil bodies in Liverworts. (2072 first)
7. How do human activities impact bryophytes. (2072 final)
8. Discuss the systematic position of Takakia. (2072 final)
9. Descibe in brief the affinities between Sphaerocarpales and Marchantiales. (2072 final)
10. Differentiate between elaters and pseudoelaters. (2072 final)
11. What is peristome? How Nematodontous type of peristome differ from Orthodontous type?
(2072 final)
Or
Distinguish between hydromel and leptome.
12. Differentiate between the archegnium of Porella and Anthoceros. (2072 final)
Or
Write short notes on oil bodies of Liverworts.
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MSC-BOTANY, Model Questions
13. Differentiate between the archegonium of Porella and Anthoceros. (2071 final)
14. Write short notes on moss protonema. (2071 final)
15. Describe in brief the conducting strand of bryophytes. (2071 final)
16. What is peristome? How does Nematodontus type of peristome differ from Orthodontous
type ? (2071 final)
17. Differentiate between acrogynous and anacrogynous liverworts. (2071 final)
Or
Write short notes on oil bodies of liverworts.
18. Write short notes on pseudopodium. (2071 final)
Or
Give a brief account on classification of hornworts.
19. Why liverworts, hornworts and mosses are classified in a single division Bryophyta? (2071
first)
20. Give an account of thallus structure in Marchantiales. (2071 first)
21. Differentiate the order Marchantiales with Metzgeriales based upon the characters of an
archegonium. (2071 first)
Or
Give an account of classification of Marchantiales.
22. Compare the gametophyte and sporophyte of Riccia and Pellia. (2071 first)
Or
Describe the spore dispersal mechanism in Marchantiales and Metzgeriales.
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MSC-BOTANY, Model Questions
Institute of Science & Technology
Tribhuvan University
Dean's Office
Semester Examination 2071
Model Question
Semester: First Full Marks: 30
Subject: Bryophyte (Bot. 515) Pass Marks: 15
Time: 2 hrs.
Candidates are required to give their answers in their own words as far as practicable. Figures
in the margin indicate the full marks.
Attempt all questions
1. Describe the characteristic features and classification of liverworts. 5.0
2. What is peristome? Discuss the significance of peristome in
classification of mosses. 5.0
3. Discuss different views regarding origin of bryophytes. 5.0
Or
Discuss the evolution of sporophytes on the basis of sterilization of
sporogenous tissues in bryophytes.
4. Compare the spore dispersal in Marchantia, Anthoceros and Polytrichum. 2.5
5. Draw and differentiate between the archegonium of Porella and Sphagnum. 2.5
6. Differentiate between elaters and pseudoelaters. 2.5
7. Explain briefly the affinities between Sphaerocarpales and Marchantiales. 2.5
8. Write note on characteristic features of Takakia. 2.5
Or
Describe leaf arrangement in Porella.
9. Explain briefly the classification of mosses. 2.5
Or
Write notes on development of protonema in Funaria.
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