Sbt2302:Taxonomy Of Higher Plants Question Paper
Sbt2302:Taxonomy Of Higher Plants
Course:Bachelor Of Horticulture
Institution: Meru University Of Science And Technology question papers
Exam Year:2013
QUESTION ONE – 30 MARKS
(a) State the meaning of the following terms as used in plant taxonomy. (3Marks) (i) Description (ii) Naming (iii) Identification (b) State three (3) contributions of Theophrastus (300B.C) to taxonomy. (3Marks) (c) State the advantages of using common names in nomenclature. (3Marks) (d) State three conditions that necessitate for change of scientific names. (3Marks) (e) List three disadvantages of cladistics (3Marks) (f) Discuss briefly the principle of ‘priority’ applied in plant nomenclature. (3Marks) (g) Give 3 salient features of family Lamiaceae (labiatae) (3Marks) (h) Differentiate between monoecious and Dioecious plants giving an example of each. (3Marks) (i) Illustrate the following: (2Marks) (i) Trifoliate leaf (ii) Pinnately compound leaf (j) State two limitations of using anatomical characters as sources of taxonomic evidence. (2Marks) (k) Give two advantages of cross pollination in plants. (2Marks)
QUESTION TWO – 20 MARKS
Discuss giving relevant examples the criteria upon which specific epithets of plants are derived. (20Marks)
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QUESTION THREE – 20 MARKS
Describe five sources of taxonomic evidence. (20Marks)
QUESTION FOUR – 20 MARKS
(a) Describe the salient features of the family Asteraceae (Compositae) (12Marks) (b) Give the economic importance of the family Asteraceae (Compositae) (8Marks)
QUESTION FIVE – 20 MARKS
Explain giving examples the various mechanisms that prevent self pollination in plants. (20Marks)
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