The following diagram shows a model used to show how breathing movements take place:
Which part of the model represents the diaphragm?
2. Question | Chemistry
The catalyst in the Haber Process is:
3. Question | Principles Of Accounts
On May 1, a petty cashier received Imprest of $150. During the month, petty cash expenses amounted to $77.00 and $2.00 was received from a member of staff who made a personal telephone call. How much cash is needed to restore the imprest on 31 May?
4. Question | Principles Of Accounts
In the Trading Account Returns Outwards is deducted from
5. Question | Chemistry
If the relative atomic mass (RAM) = 1 for hydrogen and 16 for oxygen, the formula mass for
H2O2 is:
6. Question | Social Studies
Which of the following BEST characterizes a primary group?
7. Question | Chemistry
Hydrochloric acid forms salts called:
8. Question | Biology
The main taxonomic groups in order, starting with the largest, are:
9. Question | Chemistry
In an atom the neutron is found:
10. Question | Chemistry
The main metal in tin cans used to preserve food is:
11. Question | Chemistry
The major plant nutrients written as NPK refer to phosphorus, nitrogen and:
12. Question | Mathematics
In the Venn diagram above, the shaded
portion represents
13. Question | Mathematics
The interest rate on investments in a bank
increased from 5 per cent per annum to 6 1/2
per cent per annum. The difference in annual
interest on a deposit of $4000 is
14. Question | Mathematics
How many grams are in 2 kilograms?
15. Question | Integrated Science
Which of the following can cross the placenta from mother to fetus?
16. Question | Chemistry
If a flask containing marble and acid is placed on a balance, the mass decreases steadily with time, which means that:
17. Question | Chemistry
An insoluble metal oxide can be described as:
18. Question | Principles Of Accounts
A trader received an invoice for $4,000 less 25% trade discount. Subsequently he returned one eighth of the goods. What amount would be entered in his Returns Outwards Account?
19. Question | Mathematics
The decimal equivalent of 7/8 is
20. Question | Social Studies
Which of the following BEST explains why birth rates have been falling in some Caribbean countries?