A function of the hydrochloric acid produced in the human stomach during digestion is to

• A. neutralise the effect of bile
• B. coagulate milk protein and emulsify fats
• C. stop the action of ptyalin
• D. break up food into smaller particles

The density P of a spherical ball of diameter d and mass m is given by

• A. P = \(\frac{3m}{4 \pi d^3}\)
• B. p = 4\(\pi md^3\)
• C. p = \(\frac{6m}{\pi d^3}\)
• D. p = \(\frac{3m}{2 \pi d^3}\)

The atom of an element X combines with aluminium (₁₃AI)?

• A. AIX₂
• B. AI₂X
• C. AI₂X₂
• D. AI₂X₃

Bicameral legislatures are popular in

• A. Unitary systems
• B. federal systems
• C. confederal systems
• D. rigid systems

From the words lettered A to D, choose the word or group of words that best completes each of the following sentences.

You will need to commit the formula.....memory

• A. to
• B. by
• C. on
• D. in

In the question below choose the word(s) or phrase(s) which best fills(s) the gap(s): The chief priest will .... the men into the cult today

• A. indoctrinate
• B. usher
• C. convert
• D. initiate

The local government system assists best in mentoring and grooming people for

• A. military operations
• B. leadership positions
• C. citizenship and justice
• D. large-scale farming

Which of the following pairs is part of the electromagnetic spectrum?

I. Radio waves

II. sound waves

III. Gamma rays

IV. water waves

• A. I and II
• B. III and IV
• C. I and III
• D. II and IV

The city of Bonn is situated in

• A. Germany
• B. Italy
• C. France
• D. Canada

Which of the following statements is not true of nuclear fission?

• A. Mother nucleus is broken into two daughter nuclei of roughly equal parts
• B. Neutron is normally used in bombarding heavy nucleus
• C. Two light nuclei are made to combine to form a heavy nucleus
• D. Very enormous energy is released