Q1 MCQ Drill: 2021 Life Sciences P1 (2021 NSC May/June Mid-Year Examination)

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

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7 multiple-choice questions taken verbatim from Section A of the official 2021 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 7 2 Marks

The function of the epididymis is to …

A. produce semen.

B. transport sperm to the urethra.

C. produce sperm.

D. store sperm until maturation.

Question 2 of 7 2 Marks

Which ONE of the following is an exocrine gland?

A. Pituitary

B. Prostate

C. Adrenal

D. Thyroid

Question 3 of 7 2 Marks

A list of the functions of the brain is provided below: (i) Interprets sensation (ii) Regulates involuntary actions (iii) Controls higher thought processes (iv) Controls voluntary actions Which ONE of the following combinations are the functions of the cerebrum?

A. (ii) and (iii) only

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

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

D. (i) and (ii) only

Question 4 of 7 2 Marks

An acrosome has …

A. mitochondria to produce energy for the movement of sperm.

B. a chromatin network that carries genes.

C. enzymes needed to penetrate the ovum.

D. a tail to facilitate the movement of sperm.

Question 5 of 7 2 Marks

Ovulation is stimulated by an increase in the levels of …

A. progesterone.

B. LH.

C. FSH.

D. oestrogen.

Question 6 of 7 2 Marks

Barotrauma is a common condition that occurs when pressure builds up in the middle ear. This causes the tympanic membrane to bulge. It is most common among deep-sea divers. Divers are advised against diving when they have a middle-ear infection because the …

A. auditory canal cannot equalise the pressure in the middle ear.

B. Eustachian tube is blocked and air cannot enter the middle ear.

C. tympanic membrane is hardened and cannot pass the vibrations onto the middle ear.

D. ossicles are fused together and cannot vibrate freely in the middle ear.

Question 7 of 7 2 Marks

Oogenesis takes place in the …

A. uterus.

B. ovary.

C. cervix.

D. vagina.

Q1 MCQ Drill: 2021 Life Sciences P1 (2021 NSC May/June Mid-Year Examination)

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