When zinc metal is added to copper sulphate solution the products are copper and zinc sulphate solution, so the material that has been displaced must be:
3. Question | Social Studies
Which of the following would play an important part in a government′s efforts to increase consumption of locally produced food?
4. Question | Social Studies
Which of the following does NOT contribute to unemployment?
5. Question | Mathematics
When rotated through 90° about the origin
in a clockwise direction, the
image of the point (3, 1) is
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 | Information Technology
Which of the following acronyms represents a computer bus primarily designed for the transfer of data between a computer system and a mass storage device?
8. Question | Chemistry
The group of elements whose molecules and atoms are the same is called:
9. Question | English A
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.
10. Question | Chemistry
The sharp-tasting compound in vinegar is:
11. Question | Mathematics
Which of the following words BEST
describes a triangle with all its sides equal?
12. Question | Information Technology
In an airport, a system consisting of sensors, bar code readers and remote controls is MOST LIKELY used for __________.
13. Question | Chemistry
The number of litres in 2000 cm3 is:
14. Question | Mathematics
0.045 × 10-3 in scientific notation is
15. Question | Mathematics
A store charges 15% VAT on all sales. What
is the total cost of a TV set marked at $300 ?
16. Question | Integrated Science
Overfishing means:
17. Question | English A
Instruction: Choose from the four options the word or pair of words which BEST completes the meaning of the sentence.
To conceal his true activities, the spy quickly ............ a plausible excuse for his presence there.
18. Question | Chemistry
Powders react faster than lumps because they have:
19. Question | Principles Of Accounts
Which of the following entries should be used to post Sales return?
20. Question | Chemistry
When solid carbon dioxide turns straight into a gas we call it:
