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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:2012

QUESTION ONE (30 MARKS)
a. Compare and contrast the following terms as applied in taxonomy. (10 Marks i. Character ; state ii. Herbarium; herbal iii. Annual; perennial iv. Phytography; phyclotaxy b. Explain any three modern records of taxonomic information. (3 Marks) c. Compare the development of plant taxonomy during the medieval period and the Renaissance period. (4 Marks) d. i) Classify the following taxa names to their corresponding hierarchical ranks. (3 Marks) I. Pterophytina II. Rosoideae III. Rosinae IV. Pinus V. Apiaceae VI. Magnoliophyta
ii) List down three characteristics of members of the magnolipsida. (3 Marks) e. Which factors lead to change of a plant’s name? (3 Marks) f. Discuss chemotaxonomy as a source of taxonomic information. (4 Marks)
2
QUESTION TWO (20 MARKS)
a. Discuss the Early Taxonomists. (12 Marks) b. i) Trace the influence of plants in the history of man ape to the point he became a mobile man. (4 Marks) ii) Certain details are indispensable in fieldwork. Which ones do you think must be included when collecting plant specimens? (4 Marks)
QUESTION THREE (20 MARKS)
a. Discuss the ICBN principles. (14 Marks) b. Comment on the ethics of naming plants. (6 Marks)
QUESTION FOUR (20 MARKS)
a. Floral parts are arranged in form of arbitrary whols. With the aid of a diagram, explain this statement. (10 Marks) b. Discuss floral characteristics as “diagnostic” or “key” characters with regard to i. Types of inflorescences. (4 Marks) ii. General trends in floral evolution. (4 Marks) iii. Interpret the floral formula. (2 Marks)
OO, M(D) O fls PO;AL;GO

O fls; PO;AO; G(3); ach.

QUESTION FIVE (20 MARKS)
a. Common names of plants have merits and demerits. Discuss citing appropriate examples. (8 Marks) b. Discuss the taxonomic impediment phenomenon and how it can be resolved. (6 Marks) c. Write short notes on ranks below species. (6 Marks)

Sbt2302:Taxonomy Of Higher Plants Question Paper

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