Bio0110:Agricultural Botany Question Paper
Bio0110:Agricultural Botany
Course:Diploma In Agriculture
Institution: Meru University Of Science And Technology question papers
Exam Year:2013
QUESTION ONE – (30 MARKS)
a. Plants make their own food through the process of photosynthesis. Briefly explain the fate of the products of photosynthesis. (5 Marks) b. Outline the significance of transpiration. (4 Marks) c. State the functions of the following cell organelles. (3 Marks) i. Ribosomes ii. Chloroplasts iii. Nucleus d. Distinguish between protandry and protogyny. (2 Marks) e. State the products of anaerobic respiration in: (4 Marks) i. Plants ii. Animals f. Explain the main causes of seed dormancy. (4 Marks) g. Describe what happens during dark reaction in photosynthesis. (4 Marks) h. State the role of water in seed germination. (4 Marks)
QUESTION TWO – 15 MARKS
Double fertilization is an unique feature in flowering plants. Discuss. (15 Marks)
QUESTION THREE – 15 MARKS
Explain the adaptations of the leaf to the process of photosynthesis. (15 Marks)
QUESTION FOUR – 15 MARKS
Describe how plant cell is organized to its function. (15 Marks)
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QUESTION FIVE – 15 MARKS
a. Discuss the economic importance of anaerobic respiration. (10 Marks) b. Briefly describe the factors that affect water absorption in plants. (5 Marks)
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