The method by which certain uranium and plutonium nuclei can release energy in a reactor is known as:

When metals react with acids they give a salt and:

If a flask containing marble and acid is placed on a balance, the mass decreases steadily with time, which means that:

The triangle ABC above shows the angle of elevation of the top, B, of a tower, BC, from A, to be 30°. AB = 40 m. The length of BC is

The Haber Process is used to make:

Choose the ONE underlined part A, B or C that is inappropriate. If the sentence is acceptable as it stands, choose D.

There is hardly a point to our knocking as no one is not at home.

The optimum pH for most enzyme action is:

When limestone is heated strongly it changes into:

January 1, 1999 a trader bought 100 articles at $5.00 each. During the month 70 Of the articles were sold at $8.00 each and the remainder were sold on January at the market value of $3.00 each. What was the gross for the month?

Which one of the following is NOT a reflex action?

What is the simple interest earned on $10 000 invested for 3 months at a rate of 5% per annum?

Which one of the following best compares the eye and a camera?

Biological catalysts in yeast are called:

The following diagram shows a model used to show how breathing movements take place:

Which part of the model represents the diaphragm?

A rectangular tank is 50 cm long, 50 cm wide and 10 cm deep. The volume of liquid it will hold is

When a trial balance does NOT agree, the difference is placed in a

Instructions: Choose from the four options the word or pair of words which BEST completes the meaning of the sentence.

Are you trying to ............ that all along he knew of the plot to oust the committee?

Which of the following acronyms represents a computer bus primarily designed for the transfer of data between a computer system and a mass storage device?

Ammonia gas spreads out faster than hydrogen chloride, showing that it is:

In the Venn diagram above, the shaded portion represents