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

Investigate and explain the effects on plant tissues of immersing them in solutions of different concentrations, using the terms turgid, turgor pressure, plasmolysis and flaccid

6. Plant nutrition
6.1. Photosynthesis

Describe and explain the effect of varying light intensity, carbon dioxide concentration and temperature on the rate of photosynthesis

4. Biological molecules
4.1. Biological molecules

Describe and be able to do chemical tests for: (a) starch (iodine solution) (b) glucose and maltose (Benedict’s solution) (c) protein (buret test) (d) lipids (ethanol emulsion test)