Q1 MCQ Drill: 2019 Life Sciences P1 (2019 NSC October/November National Examination)

Life Sciences Past Paper Question 1 Drill Level 1: Knowledge & Recall

5:00

3 multiple-choice questions taken verbatim from Section A of the official 2019 NSC October/November National Examination Life Sciences Paper 1, auto-marked against the official marking guideline. Questions that rely on diagrams or graphs are excluded - see the full paper for those.

Question 1 of 3 2 Marks

Which ONE of the following hormones controls metabolic rate?

A. Testosterone

B. Thyroxin

C. Growth hormone

D. Insulin

Question 2 of 3 2 Marks

Which ONE of the following will occur in the human body on a cold day?

A. Vasodilation in the skin

B. Increase in the activity of sweat glands

C. Decrease in evaporation of sweat from the surface of the skin

D. Increase in blood flow to the surface of the skin

Question 3 of 3 2 Marks

The list below includes some of the factors that affect food security: (i) Use of pesticides (ii) Soil erosion (iii) Genetic modification (iv) Use of fertilisers Which ONE of the following combinations includes factors that increase food security?

A. (ii), (iii) and (iv) only

B. (i) and (iv) only

C. (i), (iii) and (iv) only

D. (i), (ii), (iii) and (iv)

Q1 MCQ Drill: 2019 Life Sciences P1 (2019 NSC October/November National Examination)

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