The workplace should be:

When aluminium is extracted by electrolysis, cryolite is added to:

Instructions: Select the option A, B, C or D that BEST describe the sentence.

The modern approach to fitness is to adopt a holistic approach: physical, mental and emotional.

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

An attack on someone when that person is most vulnerable may be ............ but is always ............

The animals shown in the diagram were identified using a dichotomous key based on the visible characteristics listed below:
Ⅰ body shape
Ⅱ number of legs
Ⅲ number of wings
Ⅳ number of eyes
Ⅴ number of antennae
Which characteristics could be used to divide the animals into two groups?

The halogen, bromine, at room temperature is a:

All of these elements form allotropes EXCEPT for:

__________ refers to the number of bits that a microprocessor can manipulate at one time

When black copper oxide is heated with carbon, brown copper metal is produced, which means that compared to copper, carbon is the:

Seeds are dispersed from the parent plant:

__________ is a primary storage device that may be programmed and reprogrammed by the user.

Why is testing a leaf for starch a reliable indication that photosynthesis has taken place?

A reaction that gives out heat is said to be:

Which of the following device interfaces integrates the device controller into the disk or CD drive?

We do not see an object if rays of light from it are focussed on the blind spot because:

The aim of the experiment shown above was to find out if:

The active catalyst in a car′s catalytic converter is:

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

3x - 4(x + 6) =

Any solution with a pH below 7 must be: