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FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION-2012
FOR RECRUITMENT TO POSTS IN BS-17
UNDER THE FEDERAL GOVERNMENT
COMPETITIVE EXAMINATION-2012
FOR RECRUITMENT TO POSTS IN BS-17
UNDER THE FEDERAL GOVERNMENT
BOTANY,PAPER-I
PART-II
Q.2. What are lichens? Give detail of their importance. (20)
Q.3. Differentiate between simple and complex tissue. (20)
Q.4. Give the classification and economic importance of main groups of Algae. (20)
Q.5. What is Numerical Taxonomy? Explain cladistic analysis. (20)
Q.6. What is fertilization? Explain different mode of seed dispersal in angiosperms. (20)
Q.7. Who proposed binomial nomenclature, give its detail. Why Latin is used in nomenclature? (20)
Q.8. Discuss the relation of Pteridophytes and gymnosperms. Highlight the advance characters of Pteridophytes with examples. (20)
FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION-2012
FOR RECRUITMENT TO POSTS IN BS-17
UNDER THE FEDERAL GOVERNMENT
COMPETITIVE EXAMINATION-2012
FOR RECRUITMENT TO POSTS IN BS-17
UNDER THE FEDERAL GOVERNMENT
BOTANY,PAPER-II
PART-II
Q. 2. Explain Evolution with reference to Darwinism. (20)
Q. 3. Give detailed account of Chromosomal aberrations. Support your answer with diagrams. (20)
Q. 4. What is salanity and water logging? Discuss with reference to its causes in Pakistan. (20)
Q. 5. Which cell division occurs in reproductive cells? How diploid cell produce four heploid daughter cells? Explain. (20)
Q. 6. Describe the following: (4x5=20)
(a) Pyramids (b) Food chain (c) Ecological energetics (d) Concepts of ecosystem
(a) Pyramids (b) Food chain (c) Ecological energetics (d) Concepts of ecosystem
Q. 7. Write short notes on any TWO of the following:- (2x10=20)
1. Genetic code
2. Poly Ploidy
3. Mutation
1. Genetic code
2. Poly Ploidy
3. Mutation
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Posted : August 22, 2026 8:06 am