Bio0113:Plant Physiology Question Paper
Bio0113:Plant Physiology
Course:Diploma In Agriculture
Institution: Meru University Of Science And Technology question papers
Exam Year:2012
QUESTION ONE – 30 MARKS
(a) Explain the importance of Plant Physiology (4Marks) (b) State three functions of water in plants. (3Marks) (c) Give the functions of the following plant organelles (i) Cell wall (ii) Vacuole (4Marks) (d) Describe the functions of cytokinins in growth and development of plants. (5Marks) (e) Define the following terms: (i) Field capacity (ii) Permanent wilting point (4Marks) (f) Outline the effect of nitrogen deficiency in plants. (3Marks) (g) What is growth? (2Marks) (h) Discuss the factors that affect transpiration in plants. (5Marks)
QUESTION TWO – 15 MARKS (a) Explain the correlation of respiration and photosynthesis in plants. (4Marks) (b) Describe the function of Osmosis process in plant. (5Marks) (c) Explain three types of meristems responsible for plant growth. (6Marks)
2
QUESTION THREE – 15 MARKS Discuss three limiting factors of Photosynthesis. (15Marks)
QUESTION FOUR – 15 MARKS (a) Discuss the importance of gebberrilic acid hormone in crop productivity (10Marks) (b) Describe the movement of organic compounds in the plant. (5Marks)
QUESTION FIVE – 15 MARKS (a) Discuss three properties of water that make it most essential in plant processes. (10Marks) (b) Define the term Osmosis. (2Marks) (c) State the function of phosphorus mineral element in plants. (3Marks)
More Question Papers