Question 14
Question 14 of 40
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Older MCQs might not have the typical A, B, C, D choices. They have choices 1, 2, 3, and a combination of them is the answer. Below is the key that maps such combinations to the answer.
A 1, 2 and 3 are correct
B 1 and 2 only are correct
C 2 and 3 only are correct
D 1 only is correct
Topics Tested
8. Transport in plants
8.1. Xylem and phloem

State the functions of xylem and phloem: (a) xylem – transport of water and mineral ions, and support (b) phloem – transport of sucrose and amino acids

6. Plant nutrition
6.1. Photosynthesis

Explain the importance of: (a) nitrate ions for making amino acids (b) magnesium ions for making chlorophyll