Plant physiology UE Past Papers Questions.

Define the following terms

1. Plasmolysis
2. Glycolysis
3. Photolysis
4. Nitrogen assimilation
5. Nitrogen fixation

Answer / Solution

1. Describe the functions of water in plant life.
2. Discuss how water is raised to great plants heights
3. How is water distributed in plants?

Answer / Solution

UNSOLVED

A pot plant was watered and the pot enclosed in a plastic bag and securely tied around the base of the stem. The plant was weighed at 9.00am and 3.00pm. During this time, it lost 32 grams in weight. From these results;

1. What was the rate of transpiration?
2. Explain why this calculated rate might be inaccurate in

1. Daylight
2. Darkness

Answer / Solution

UNSOLVED

Write short notes on the following

1. Water potential in plants
2. Factors determining mineral deficiency symptoms in plants
3. Dark respiration and photorespiration
4. Biological nitrogen fixation

Answer / Solution

UNSOLVED

With an aid of a labeled diagram , explain the structure of root hair.

Answer / Solution

UNSOLVED