課程名稱︰植物營養學
課程性質︰系定大三必修
課程教師︰鍾仁賜教授
開課學院：生物資源暨農學院
開課系所︰農業化學系
考試日期（年月日）︰2009年01月15日
考試時限（分鐘）：110 mins
是否需發放獎勵金：YES!!
（如未明確表示，則不予發放）
試題 :
1. What is photorespiration? Discuss the meaning and significance of photo-
respiration of C3 plants.
(10 points)
2. Discuss the strategies of iron uptake of plants under Fe deficient condi-
tions.
(10 points)
3. Describe root presure, indicate when it might occur and how to know the
existence of root pressure.
(10 points)
4. Why do dicotyledenous plants have higher boron and calcium requirement
than monocots?
( 5 points)
5. Classify the plant mineral elements according to their phloem mobility
into low and high.
( 5 points)
6. Upland plants "wilt" and "die" after flooding for one or two days. Discuss
the reason(s) for "wilt" and "die".
(10 points)
7. Describe briefly the important biochemical functions of silicon in higher
plants.
(10 points)
8. What are the differences in anatomical and physiological (enzyme system,
carbon acceptor, and the first compound produced) features in carbon di-
oxide assimilation among C3, C4, and CAM plants?
(10 points)
9. Describe the N assimilation procedures from nitrate to first amino acid
produced in plants, including the related enzyme and the organs where the
reaction take place.
(10 points)
10.Explain the following terms: (20 points)
(1) source and sink
(2) abscisic acid
(3) harvest index
(4) exudation
(5) 1ime induced chlorosis
(6) osmoticum
(7) soil-plant barrier
(8) leaf area index
(9) lodging of cereals
(10)phloem loading
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