Hormonal methods of contraception work by:

Potassium reacts quickly with water but we do not use it with acids because:

Instructions: Choose from the four suggested answers the word which is closest to OPPOSITE in meaning to the underlined word.

She paid meticulous attention to her work as she attached the beads to the costume.

The following are all minerals EXCEPT for:

The Periodic Table is arranged in order of:

Which of the following would MOST likely result from women working outside the home?

1. Improvement in the standard of living
2. Higher self-esteem for women
3. Fewer educational opportunities for men
4. Fall in family values

A molecule of ethene can be described as all of these EXCEPT for:

What unit measurement is used to express the speed of memory?

The wall of the heart is made of:

The width of a block of wood with rectangular cross-section is x cm. Its height is ²/₃ its width and its length is 4 times its height. What is its volume in cm³?

A circular hole with diameter 4 cm is cut out of a circular piece of card with a diameter of 16 cm. The area of the remaining card, in cm² , is

In Fleming's Left Hand Rule describing the motor effect, the directions are:

Which one of these four statements is NOT true?

The empirical formula, C₆H₁₂O₆, gives the simplest ratio as:

Which one of the following statements about constructive interference is NOT true?

If ƒ : x → x² + 1, then ƒ(-3) is

Acid soils can be neutralised by adding:

Which one of the following chemicals is used to test for starch?

Most plant and animal cells contain:

Two commonly used types of impact printers are __________.