In a simple reflex action:

The point where two neurones connect is called:

The number of electrons shared in a single covalent bond is:

A plastic that softens every time it is heated is said to be:

All the following software are examples of operating systems EXCEPT

The following statements describe a magnetic field plot, showing the lines of force.Which one is true?

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

In humans, an egg cell is released from an ovary approximately every:

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

The problem with the students is that they arrive late, gives no excuse, and are rude when spoken to.

In the rectangle above, if ∠AEB = 80°, then ∠DAC =

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

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

One example of an emulsifying agent is:

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

Excretion is best defined as:

In an airport, a system consisting of sensors, bar code readers and remote controls is MOST LIKELY used for __________.

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

The youth of the country need to organize themselves into cooperatives in order to support the prime minister's drive for self-sufficiency.

Active transport:

Boiling and evaporation both involve a liquid turning into a vapour (i.e. a gas).The following statements relate to water.Which one is NOT true?

Which of the following is NOT recorded in the General Journal?