Which of the following sets has an infinite
number of members?
3. Question | Integrated Science
Tooth decay can be caused by:
4. Question | Mathematics
The water authority charges $20.00 per
month for the meter rent, $2.00 for the first
1 000 litres and $0.20 for each additional
100 litres. What is the total bill for 2400
litres used in one month?
5. Question | Biology
Which of the following statements about diffusion is NOT true?
6. Question | Chemistry
The proportions of elements in a pure compound are always:
7. Question | Biology
75 g of freshly dug soil was placed in an oven at 105 ℃ for 24 hours. It was allowed to cool, then reweighed. If the final mass of the dry soil was 66 g, what was the % water content of the original soil sample?
8. Question | Biology
The optimum pH for most enzyme action is:
9. Question | Chemistry
1 mole of gas occupies 24 litres at room temperature and pressure, so the number of moles in
72 litres is:
10. Question | Social Studies
Which of the following statements is true?
11. 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?
12. 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
13. Question | Physics
Which one of these statements is true for ALL electromagnetic waves?
14. Question | Information Technology
What unit measurement is used to express the speed of memory?
15. Question | Biology
Which of the following is NOT transported in phloem?
16. Question | English A
Choose the ONE underlined part A, B or C that is inappropriate. If the sentence is acceptable as it stands, choose D.
We could reach the survivors neither by boat or by plane, and so we abandoned our search as futile.
17. Question | Social Studies
Removal of forests may cause all of the following EXCEPT
18. Question | Integrated Science
Compared to industrialised countries, developing countries:
19. Question | Chemistry
The catalyst in the Haber Process is:
20. Question | Biology
All of the following are possible consequences of global warming EXCEPT for: