Question 1
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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
5. Enzymes
5.1. Enzymes

Describe enzymes as proteins that are involved in all metabolic reactions, where they function as biological catalysts

6. Plant nutrition
6.1. Photosynthesis

State that chlorophyll transfers energy from light into energy in chemicals, for the synthesis of carbohydrates

12. Respiration
12.2. Aerobic respiration

Describe aerobic respiration as the chemical reactions in cells that use oxygen to break down nutrient molecules to release energy