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Ayesha Mustafa· 4 days ago

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

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Abubakar· 4 days ago

Literary criticism

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Guest· 4 days ago

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

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Annie· 5 days ago

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

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Ahmed· 9 days ago

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

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PART-II

Part-II is to be attempted on the separate Answer Book.

Attempt ONLY FOUR questions from PART-II. ALL questions carry EQUAL marks.

All the parts (if any) of each Question must be attempted at one place instead of at different

places.

Write Q. No. in the Answer Book in accordance with Q. No. in the Q.Paper.

No Page/Space be left blank between the answers. All the blank pages of Answer Book

must be crossed.

Extra attempt of any question or any part of the question will not be considered.

Explain evidences in support of evolution from conventional and molecular biology.

Discuss biological and economic importance of fungi.

How would you prove that replication of DNA is semiconservative?

Explain Mendel's Law of Segregation and Law of Independent Assortment. Is law

of Independent Assortment applicable to codominant genes and the genes present on

the same chromosome?

Explain structure and reproduction of Spirogyra.

Explain molecular structure of cell membrane.

(5 each)

Write short note on any FOUR of the following:-

a. Micro and megasporogenesis in angiosperms

b. Ecosystem

c. Plant hormones

d. Air pollution

e. Gymnosperms