Enzymes catalyse specific reactions by having an active site where the substrate fits.This theory
is called:
2. Question | Information Technology
Large-scale applications sometimes refer to a graphic tablet as a __________.
3. Question | Chemistry
In the modern Periodic Table the elements are arranged:
4. Question | Integrated Science
Excretion is best defined as:
5. Question | Mathematics
The marked price of a stove was $520. A
worker bought the stove on hire-purchase
by making a down payment of $100, and
twelve monthly payments of $40 each.
How much could she have saved if she had
bought the stove for the marked price?
6. Question | Biology
Which one of the following is NOT an inherited disorder?
7. Question | Social Studies
THE ITEM refer to the following family functions.
The family provides food, clothing and shelter for the children.
8. Question | Information Technology
Arrange the following secondary storage devices in order of increasing capacity from smallest to largest: a 1GB memory card, CD-ROM, DVD and a 128 MB flash drive.
9. Question | Chemistry
All of the following have a charge of -1 EXCEPT for:
10. Question | Mathematics
How many lines of symmetry does this
shape have?
11. Question | Social Studies
After Lloyd's father died, Lloyd invited his mother to live with his wife, his two sons and himself. The new family structure would be termed.
12. Question | Physics
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?
13. Question | Biology
Which of the following does NOT play a role in evolutionary change?
14. Question | Mathematics
In the figure above,
AB || CD and ∠BAD = 32° . ∠APC =
15. Question | Social Studies
“ individual countries in the region are too small to make their presence felt on the world stage.â€
Implied in this statement is the need for
16. Question | Social Studies
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
17. Question | Biology
Cells become specialised to carry out different roles.This process is called:
18. Question | Chemistry
When zinc sulphide is heated in air the gas produced is:
19. Question | Chemistry
The energy used in thermal decomposition is:
20. Question | Physics
When we focus on a near object, the lens in our eye: