Question 16
Question 16 of 40
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No letter options?
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
2. Biological molecules
2.1. Testing for biological molecul...

describe and carry out a semi-quantitative Benedict’s test on a reducing sugar solution by standardising the test and using the results (time to first colour change or comparison to colour standards) to estimate the concentration

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