Question 3
Question 3 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
3. Movement into and out...
3.1. Diffusion and osmosis

Understand that plants are supported by the pressure of water inside the cells pressing outwards on the cell wall

7. Transport in flowering...
7.2. Transpiration and translocatio...

Explain the mechanism by which water moves upwards in the xylem in terms of a transpiration pull that draws up a column of water molecules, held together by forces of attraction between water molecules