Which one of the following statements about diffraction is true?
2. Question | Chemistry
The common name for ascorbic acid is:
3. Question | Biology
Which one of the following structures is responsible for controlling entry and exit of materials
into and out of the cell?
4. Question | Mathematics
Which of the following is NOT a prime number?
5. Question | Social Studies
THE ITEM refer to the following family functions.
The family produces children and maintains the population.
6. Question | Biology
Crossing two brown mice produced an offspring with a black coat.Which of the following statements MUST be correct?
Ⅰ Brown coat is dominant to black.
Ⅱ The brown mice were heterozygous for coat colour.
Ⅲ The black mouse was homozygous for coat colour.
Ⅳ Crossing a black mouse with another black mouse could produce a brown offspring.
7. 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?
8. Question | Principles Of Accounts
The following figures are taken from a manufacturing account.
The cost of tie year's production of finished goods is
9. Question | Information Technology
All of the following are systems programs EXCEPT __________
10. Question | Mathematics
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
11. Question | Chemistry
When two solutions are mixed and give a solid product we call it:
12. Question | Chemistry
Food can be preserved in all of these ways EXCEPT for:
13. Question | Social Studies
Which of the following types of households in the Caribbean is MOST closely associated with ancestors who came from India?
14. Question | Integrated Science
The particles in a liquid:
15. Question | Biology
Which one of the following diagrams illustrates short-sightedness?
(F = Focal point)
16. Question | Chemistry
The number of electrons shared in a single covalent bond is:
17. Question | Biology
The following are all features of insect-pollinated flowers EXCEPT for:
18. Question | Chemistry
To make cell walls, plants must have:
19. Question | Biology
The following diagram shows a model used to show how breathing movements take place:
Which part of the model represents the diaphragm?
20. Question | Mathematics
The equation of the line which passes
through the point (0, 2) and has a gradient of
1/3 is