Question 4
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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
13. Photosynthesis
13.2. Investigation of limiting fac...

explain the effects of changes in light intensity, carbon dioxide concentration and temperature on the rate of photosynthesis

1. Cell structure
1.1. The microscope in cell studies

use an eyepiece graticule and stage micrometer scale to make measurements and use the appropriate units, millimetre (mm), micrometre (μm) and nanometre (nm)