At 20 ℃ all of the halogens are:

Demersals are fish that are found:

The type of polymerisation used to make polythene is called:

The charge on a sodium ion is always:

The simplest ratio of atoms in a compound is given by the:

THE ITEM refers to the following illustration.

The pattern where many persons make the same decision as the young man in the picture is refered to as

Which of the following does NOT play a role in evolutionary change?

Some foods contain flavour enhancers. These food additives:

The number of atoms in a diatomic molecule is:

In the modern Periodic Table the elements are arranged:

Decomposers are important in the process of decay because:

The mean of ten numbers is 58. If one of the numbers is 40, what is the mean of the other nine?

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

In a titration the long tube with a volume scale is a:

The constitutions of Commonwealth Caribbean countries guarantee citizens freedom of conscience, expression, assembly and movement. These freedoms are usually referred to as

The number of kilos in 1 metric tonne is:

The following are all minerals EXCEPT for:

Which of the following are the functions of a book-keeper?

1. Analysing
2. Interpreting
3. Posting
4. Recording

If a flask containing marble and acid is placed on a balance, the mass decreases steadily with time, which means that:

When something gets hotter, the particles in it gain more: