The following diagram shows a model used to show how breathing movements take place:
Which part of the model represents the diaphragm?
2. Question | Mathematics
The mean of ten numbers is 58. If one of the
numbers is 40, what is the mean of the other
nine?
3. Question | Social Studies
Difficulty faced at home and the hope of a better life in town BEST illustrate the effect of
4. Question | Chemistry
If a flask containing marble and acid is placed on a balance, the mass decreases steadily with time, which means that:
5. Question | Biology
All of the following are components of an ecosystem EXCEPT for:
6. Question | Chemistry
The Haber Process is used to make:
7. Question | Physics
The following statements describe a magnetic field plot, showing the lines of force.Which one is
true?
8. Question | Mathematics
The number 32747 written to 4 significant
figures is
9. Question | Physics
An electron, with its charge of 1.6 × 10-19 C, is moved from one place at +8 V to a different
place which is at 0 V.The energy released will be:
10. Question | Mathematics
In the circle above, the circumference is 20
cm. The length of the arc AB, in centimetres,
is
11. 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?
12. Question | Social Studies
Which of the following would DISCOURAGE emigration?
13. Question | Principles Of Accounts
A machine costs $10,000. It has an expected life of six years and has a residual value Of $400. Using the straight-line method, what is the depreciation per annum?
14. Question | Mathematics
When rotated through 90° about the origin
in a clockwise direction, the
image of the point (3, 1) is
15. Question | Chemistry
Raising the temperature of a reversible reaction always encourages the:
16. Question | Biology
Which one of the following structures is responsible for controlling entry and exit of materials
into and out of the cell?
17. Question | Integrated Science
In a simple reflex action:
18. Question | Information Technology
To which category of software does Microsoft Works belong?
19. Question | Physics
Which one of the following statements about an ammeter is NOT true?
20. Question | Principles Of Accounts
The ABC Company deposited a Cheque received from Mr. Murray for $300.00. How must this transaction be recorded in ABC′s book?
1. Credit the Cash Book $300
2. Credit Murray′s Account
3. Debit the Bank Account
4. Debit the Cash Account
