A circular hole with diameter 6 cm is cut out of a circular piece of card with a diameter of 12 cm. The area of the remaining card, in cm² , is

Which of the following methods of fishing is MOST damaging to the eco-system?

The number of carbon atoms in the alcohol, pentanol, is:

Which of the following is based on exploiting non-renewable natural resources?

Oxygen is carried around the body by the:

The range of values of v when 5 - v ≤ 2v - 1 is

Banks and other financial institutions utilize __________ technology that automatically verifies the identity of callers wishing to access their accounts.

How many subsets does the set {a, b, c, d, e} have?

Which of the following statements about lipids is NOT true?

The average of a set of numbers reduces from 14 to 11 when the number 35 is removed. How many numbers were in the original set?

A lack of vitamin D in the diet causes:

The expression a² + b² is equivalent to

The air temperature on a particular day is 27 ℃. An air bubble trapped in a tube by a thread of liquid is able to expand freely if it is heated.At what temperature would you expect the volume of the air bubble to double?

__________ is a temporary holding area for data, application program instructions, and the operating system.

The bases and heights of a cylinder and a cone are the same. The volume of the cylinder is V cm³. What is the volume of the cone in cm³ ?

We lose water mainly in:

2p² -15p + 25 =

All of the following are non-metals EXCEPT for:

Iron chloride can be prepared from the reaction of iron and:

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

The headgear worn by the factory worker is made from artificial material.