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Bota 101: General Botany Question Paper

Bota 101: General Botany

Course:Bachelor Of Science

Institution: Egerton University question papers

Exam Year:2011

SECTION I: ANSWER ALL QUESTIONS

1. Using appropriate examples, explain the differences between autotrophs and
heterotrophs. (5 Marks)
2. Outline the salient features of a plant. (5 Marks)
3.(a) Classify the bacilli and spirilla forms of bacteria on the basis of number and
position of the flagella arrangement. (4 Marks)
(b) Name and describe briefly the asexual reproductive methods in algae. (6 Marks)
4. Outline the economic importance of Sphagnum. (5 Marks)
5. Why are pteridophytes regarded as the most advanced among cryptogams. (5 Marks)
6. What is alternation of generations? Briefly describe two types of alternation of
generations found in the Kingdom plantae. (5 Marks)
7. Give any five characteristic features of a stem. (5 Marks)
8(a) Describe briefly the accessory whorls and essential whorls of a flower. (5 Marks)
(b) Outline the roles of water in a plant life. (5 Marks)

SECTION II: ANSWER TWO QUESTIONS ONLY

9. Give an account of the economic importance of lichens. (10 Marks)
10. Describe the differences between photosynthesis and respiration. (10 Marks)
11. What is phyllotaxy? With aid of appropriate sketch diagrams, characterize the
different types of phyllotaxy found on plants. (10 Marks)

Bota 101: General Botany Question Paper

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