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Botany BS 1 Semester/Term 2020

Botany BS 1 Semester/Term 2020 — page 1

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  • Ayesha Mustafa· 3 days ago

    BS ZOOLOGY first semester Animal diversity ZOOL 101 - university of Punjab 2025

    0 replies Reply →
  • Abubakar· 3 days ago

    Literary criticism

    1 reply Reply →
  • Guest· 3 days ago

    this paper consists of 60 marks but now we have 35 marks paper.

    1 reply Reply →
  • Annie· 4 days ago

    Can you please tell me more past papers please because my exams are starting from next week

    1 reply Reply →
  • Ahmed· 8 days ago

    Did you provide the past papers of the science of society uos?

    1 reply Reply →

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Paper text

Tribhuvan University

2080 (Regular)

Bachelor Level 4 Yrs. Prog./1st Year/Science & Tech.

Botany - Bot 101

Full Marks: 100

Time: 3 hrs.

Candidates are required to give their answers in their own

words as far as practicable.

The figures in the margin indicate full marks.

GROUP "A"

(Long Answers) (4x10=40)

1. Describe the life cycle of Aspergillus with necessary diagrams

and comment on its economic importance.

OR

Give an illustrative account of sexual reproduction in Fucus.

2. Discuss the evolution of sporophyte in bryophytes with suitable

examples.

3. Explain the evolution of stellar system in pteridophytes with

suitable diagrams.

4. What are protected areas? How does a protected area help in the

conservation of biodiversity?

OR

Describe the structural and functional aspects of pond ecosystem.

GROUP "B"

Write a brief account of (any EIGHT) (8x5=40)

5. Give a brief account of Gymnosperms found in Nepal with their

distribution.

6. Describe the cell wall structure of bacteria.

7. What are the major causes and consequences of global

warming?

8. Give the importance of algae on biofertilizer.

P.T.O.