A circular hole with diameter 4 cm is cut
out of a circular piece of card with a
diameter of 16 cm. The area of the
remaining card, in cm2 , is
3. Question | Biology
The following are all features of insect-pollinated flowers EXCEPT for:
4. Question | Social Studies
Which of the following is the MAIN reason for conflict in trade sometimes arising between CARICOM countries?
5. Question | Biology
Cells become specialised to carry out different roles.This process is called:
6. Question | Principles Of Accounts
Which of the following transactions will NOT affect capital?
7. Question | Mathematics
8. Question | Mathematics
The pie chart above shows how a student
used 10 hours per week for studying
English (E), Mathematics (M), French (F)
and Geography (G), The amount of hours
spent studying French is approximately
9. Question | Biology
The white blood cells that produce antibodies are called:
10. Question | Integrated Science
Many leaves are adapted to photosynthesise effectively by having:
11. Question | Chemistry
Different structures based on the same molecular formula are called:
12. Question | Chemistry
When large molecules are broken down into smaller ones it is called:
13. Question | Physics
The air temperature on a particular day is 27 ℃. An air bubble trapped in a tube by a thread of
liquid is able to expand freely if it is heated.At what temperature would you expect the volume
of the air bubble to double?
14. Question | Mathematics
3x - 4(x + 6) =
15. Question | Biology
Which of the following are examples of environmental variation in humans?
Ⅰ hair colour
Ⅱ height
Ⅲ intelligence
Ⅳ body mass
16. Question | Physics
The following statements refer to the laminated core of a transformer. Which one of them is
NOT true?
17. Question | Chemistry
The number of carbon atoms in the alcohol, pentanol, is:
18. Question | Mathematics
After a 5% discount, an article is sold for
$475. The price before the discount was
19. Question | Mathematics
If U = {1, 2, 3, . . . 10 } and
S = { 4, 5, 6, 7, 8 }, then S ' =
