Question 31
Question 31 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
7. Transport in plants
7.2. Transport mechanisms

describe the transport of water from the soil to the xylem through the: • apoplast pathway, including reference to lignin and cellulose • symplast pathway, including reference to the endodermis, Casparian strip and suberin

4. Cell membranes and tra...
4.2. Movement into and out of cells

investigate the effects of immersing plant tissues in solutions of different water potentials, using the results to estimate the water potential of the tissues