Q1 MCQ Drill: 2025 Life Sciences P1 (2025 September Provincial Preparatory (Trial) Examination)

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

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6 multiple-choice questions taken verbatim from Section A of the official 2025 September Provincial Preparatory (Trial) 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 6 2 Marks

A key function of the scrotum:

A. Produces the male sex hormone, testosterone

B. Regulates the temperature of the testes

C. Stores mature spermatozoa

D. Transports spermatozoa to the urethra

Question 2 of 6 2 Marks

An eye condition where the cornea and/or lens is not perfectly rounded, causing light not to be properly focused on the retina.

A. Astigmatism

B. Short sightedness

C. Long sightedness

D. Cataract

Question 3 of 6 2 Marks

The part of the brain that functions as the control center for hunger, thirst, sleep, and body temperature regulation is the …

A. cerebellum.

B. hypothalamus.

C. cerebrum.

D. medulla oblongata.

Question 4 of 6 2 Marks

The following is a list of target effectors. (i) Pancreas (ii) Muscles (iii) Testes (iv) Liver Which of the structures listed above are directly targeted by human growth hormone to stimulate growth and metabolism?

A. (iii) only

B. (i) and (iii) only

C. (ii) and (iv) only

D. (ii) only

Question 5 of 6 2 Marks

The part of the eye that prevents internal reflection of light.

A. Choroid

B. Sclera

C. Cornea

D. Aqueous humor

Question 6 of 6 2 Marks

This document was downloaded from www.ecexams.co.za. 6 LIFE SCIENCES P1 (EC/SEPTEMBER 2025) A man injures his arm in an accident. Afterwards, he can feel objects touching his hand, but he cannot move his hand away from them. What is most likely to have caused this?

A. Receptors in his hand are damaged.

B. The nerve connection is cut only between his central nervous system and the effectors in his arm.

C. The nerve connection is cut only between the receptors in his hand and his central nervous system.

D. Both nerve connections, to and from the central nervous system are cut off.

Q1 MCQ Drill: 2025 Life Sciences P1 (2025 September Provincial Preparatory (Trial) Examination)

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