Botany BS 1 Semester/Term PU — University of the Punjab 2019
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BS ZOOLOGY first semester Animal diversity ZOOL 101 - university of Punjab 2025
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Literary criticism
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this paper consists of 60 marks but now we have 35 marks paper.
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Can you please tell me more past papers please because my exams are starting from next week
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Did you provide the past papers of the science of society uos?
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Paper text
bacterial surface
(a) amphitrichous
(b) peritrichous
(c) lophotrichous
(d) none of these
9 ____________ are the spore bearing vascular plants.
(a) Bryophytes
(b) Pteridophytes
(c) Gymnosperms
(d) none of these
10 ____________ is the largest group of gymnosperms.
(a) conifers
(b) cycads
(c) Gnetales
(d) none of these
UNIVERSITY OF THE PUNJAB
First Semester - 2019
Examination: B.S. 4 Years Program
Roll No. ...................
MAX. TIME: 2 Hrs. 45 Min.
MAX. MARKS: 50
PAPER: Botany-1 (Plant Diversity)
Course Code: BOT-101 Part - II
ATTEMPT THIS (SUBJECTIVE) ON THE SEPARATE ANSWER SHEET PROVIDED
Q. No. 2: Answers the following questions briefly. (20 MARKS)
1. What are different types of bacteria on the basis of flagellation?
2. What are lichens? What are their different types on the basis of thalli?
3. Describe Auxospore formation in Pinnularia.
4. What is Pteridophyte? What are its different types?
5. What are Pili? What is their key role in Bacteria?
6. What are angiospermic features of Ephedra plant?
7. How will you differentiate hyphomycetes and ascomycetes fungi?
8. What is evolutionary significance of sporophyte of Anthoceros?
9. What is meant by scalariform conjugation in Spirogyra?
10. What is meant by elater formation in Equisetum?
Q. No. 3: Give comprehensive answers of the following questions. (30 MARKS)
I.
a) What is Heterospory? Describe heterospory in Selaginella (05)
b) Gnetum is a living fossil. Discuss (05)
II.
a) Draw and describe life cycle of Rust fungi (05)
b) Explain Reproduction in Chara with the help of labeled diagrams (05)
III.
a) Describe canal system in Equisetum stem (05)
b) Write a note on economic importance of Cyanobacteria (05)
