Q. 2
Describe briefly habitat, structure, reproduction and life cycle of adiantum.
(20)
FPSC · CSS 2017
Botany
This paper
Botany · all yearsQ. 2 · Describe briefly habitat, structure, reproduction…Q. 3 · Discuss evolution of seed and…Q. 4 · Why is Darwin's theory of…Q. 5 · How does the C4 pathway…Q. 6 · How did the discovery that…Q. 7 · Describe causes and reclamation of…Q. 8 · Writer short notes on any…With this paper← 20172018 →3 hours · questions hide until you reveal them
Part II
Q. 3
Discuss evolution of seed and its importance in vascular plants.
(20)
Q. 4
Why is Darwin's theory of evolution still so controversial? Explain.
(20)
Q. 5
How does the C4 pathway differ from C3 pathway of carbon fixation? What are the advantages and disadvantage of each pathway?
(20)
Q. 6
How did the discovery that the DNA molecule is helical with uniform 2-mm diameter lead Watson and crick to propose the pairing rules for double-helix model? Explain.
(20)
Q. 7
Describe causes and reclamation of soil salinity and water logging in Pakistan.
(20)
Q. 8
Writer short notes on any FOUR of the following:
- (a)Forensic Palynology.
- (b)Chemo taxonomy.
- (c)Imperfect Fungi.
- (d)Choromosomal aberrations.
- (e)Economic importance of Acacia Family.
(20)
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About this paper
The 2017 CSS Botany paper set by the FPSC. Question wording only; questions marked “Not yet checked” have not been compared with the official paper yet.
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