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Tohm 102:Introduction To East African Flora Question Paper

Tohm 102:Introduction To East African Flora

Course:Wildlife Enterprise And Management

Institution: Chuka University question papers

Exam Year:2010

INSTRUCTIONS:
1. ANSWER ALL QUESTIONS IN SECTION A AND ANY TWO IN SECTION B. 2. EACH QUESTION IN SECTION A CARRIES 5 MARKS; AND EACH QUESTION IN SECTION B CARRIES 20 MARKS. 3. CHEATING IN EXAMS IS PROHIBITED
SECTION A: (30 MARKS)
1. Give two examples in each of the following:
(a) Dicots [1 mark] (b) Growth meristems [1 mark] (c) Functions of the stem [1 mark] (d) Flower arrangements in angiosperms [1 mark] (e) Androecium [1 mark] 2. (a) Define Binomial nomenclature [2 marks] (b) Give three reasons for classifying plants. [3 marks]
3. Distinguish between the following:
(a) Root and shoot system (b) Xylem and phloem (c) Sporophyte and gametophyte (d) Eubacteria and Archaeo (e) Coalesence and adnation [5 marks]
2
4. List five determinants of plant communities’ distribution. [5 marks]
5. With the aid of well illustrated diagrams differentiate between a monocot stem and dicot stem. [5 marks]
6. Match the plant parts with the most suitable description:
(a) Apical meristem (b) Lateral meristem (c) Xylem, phloem (d) Periderm (e) Vascular cylinder [5 marks]
Masses of xylem; source of primary growth; source of secondary growth; central column in roots; translocation of materials in plants. [5 marks]
SECTION B
7. Discuss the role of various plant structures and functions in plant adaptations to the following environment stress factors:
(a) Drought (b) Salinity (c) Aridity (d) Fire [20 marks]
8. Discuss the distribution structure and plant composition of any five ecological zones in East Africa giving examples in each case. [20 marks]
9. Giving examples of plant and animal species, discuss the influence of plant communities on social organization of wild animals in East Africa. [20 marks]
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Tohm 102:Introduction To East African Flora Question Paper

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