All of these are properties of carbon monoxide EXCEPT for:

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

All of the following items are widely used input devices EXCEPT the __________.

Which of the following substances contains the elements carbon, hydrogen, oxygen and nitrogen?
Ⅰ DNA
Ⅱ carbohydrates
Ⅲ lipids
Ⅳ proteins

Which of the following words BEST describes a quadrilateral with all its sides equal?

Which one of the following diagrams illustrates short-sightedness?

(F = Focal point)

Active transport:

On May 1, a petty cashier received Imprest of $150. During the month, petty cash expenses amounted to $77.00 and $2.00 was received from a member of staff who made a personal telephone call. How much cash is needed to restore the imprest on 31 May?

A species of mouse has 32 chromosomes in its muscle cells.What will be the numbers of chromosomes in the mouse′s skin cells and sperm cells?

Removal of forests may cause all of the following EXCEPT

You never find native magnesium because:

A cell in an embryo divides by mitosis three times in succession. How many cells will be formed from these divisions?

Instructions: Choose the one NEAREST IN MEANING to the original sentence.

The Europeans who were not well off were those who came to the West Indies in search of wealth.

A rectangular tank is 100 cm long, 30 cm wide and 12 cm deep. The volume of liquid it will hold is

Which of the following devices are MOST LIKELY to be used at an airport for border control activities?

The white blood cells that produce antibodies are called:

A salt that contains water of crystallisation is:

Different structures based on the same molecular formula are called:

The charge on a sodium ion is always: