NRMT 5273 Fall Faculty of Natural Resources Management Subject ç Course No. ç Section Department
Tree Ecophysiology
EXAMINATION
NRMT 5273 Fall Faculty of Natural Resources Management
Subject Course No. Section Department
Tree Ecophysiology I Q.L. Dang
Course Title Instructor
Tuesday, December 13, 2022
Exam Date: Exam Time & Duration
TYPE OF EXAMINATION [ x ] FINAL [ ] MID TERM [ ] SPECIAL [ ] DEFERRED
This examination question paper [ x ] MAY [] MAY NOT
Be taken from the examination room.
Question 1 (10 marks)
Explain how drought stress and an elevation of CO2 concentration influence stomatal conductance
Question 2 (10)
Explain what happens in the process of cold hardening and how those changes protect plants from freezing damages
Question 3 (10)
Describe all possible plant responses to (1) dry air, (2) dry soil and (3) dry air and dry soil.
Question 4 (10 marks)
Explain how light and moisture affect the mesophyll to leaf surface area ratio and the physiological or ecological significance of the responses.
Question 5 (5)
Explain all the mechanisms for phloem loading and the driving force for the long-distance transport of photosynthates
Question 6 (5)
Explain why the plant cell will die when plasmolysis occurs.
Question 7 (10)
Ace my homework – Write my paper – Online assignment help tutors – Discuss all mechanisms that plants use to respond to (1) high nutrient supply regimes and (2) poor nutrient supply conditions.
