Q1 MCQ Drill: 2023 Life Sciences P1 (2023 NSC May/June Mid-Year Examination)

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

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4 multiple-choice questions taken verbatim from Section A of the official 2023 NSC May/June Mid-Year 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 4 2 Marks

Diabetes mellitus is caused by an …

A. oversecretion of glucagon.

B. undersecretion of glucagon.

C. oversecretion of insulin.

D. undersecretion of insulin.

Question 2 of 4 2 Marks

Receptors that are stimulated by the low water levels in the blood are located in the …

A. renal tubules.

B. hypothalamus.

C. pituitary gland.

D. carotid artery.

Question 3 of 4 2 Marks

The myelin sheath on a nerve cell …

A. provides electrical insulation.

B. transports impulses towards the cell body.

C. receives impulses from the axon.

D. converts stimuli into impulses.

Question 4 of 4 2 Marks

The structure where sperms are temporarily stored is the …

A. testis.

B. epididymis.

C. vas deferens.

D. penis.

Q1 MCQ Drill: 2023 Life Sciences P1 (2023 NSC May/June Mid-Year Examination)

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