Reference no: EM133516390
Question 1
i. Give brief notes on the physiological processes involved in seed germination?
ii. Define photosynthesis, and why it is important?
iii. What sustains a good seedling development?
iv. Why are C4 plants more efficient than C3 plants?
v. Describe the leaf anatomy and its role in light interception?
Question 2
i. Explain Kranz anatomy?
ii. How do plants respond to canopy shading?
iii. Explain photorespiration?
iv. Why are mineral nutrient necessary for plant development?
v. What is the role of macronutrients, give examples?
Question 3
i. What is biological nitrogen fixation?
ii. Describe the various way seed dormancy can be broken?
iii. Outline the steps involved in root nodule formation?
iv. What methods are used to determine seed physiological maturity?
v. What is the role of rhizobium in N 2-fixation?
Question 4
i. What factors affect seed viability at the end of storage?
ii. Distinguish between viability and longevity?
iii. Explain the development of inflorescence in plants?
iv. Describe the types of growth?
v. What is GA and how does it influence flowering in plants?
Question 5
i. Which stress factors affect plant growth?
ii. What is embryogenesis?
iii. What are the four phases of the growth curve?
iv. Define double fertilization?
v. What strategies do plants employ to tolerate stress?