Question 39
Question 39 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
21. Biotechnology and gen...
21.2. Biotechnology

Describe the use of pectinase in fruit juice production

7. Human nutrition
7.4. Chemical digestion

Describe the functions of hydrochloric acid in gastric juice, limited to killing harmful microorganisms in food and providing an acidic pH for optimum enzyme activity

6. Plant nutrition
6.1. Photosynthesis

Describe photosynthesis as the process by which plants synthesise carbohydrates from raw materials using energy from light