Which one of the following structures is responsible for controlling entry and exit of materials
into and out of the cell?
2. Question | Chemistry
In the modern Periodic Table the elements are arranged:
3. Question | Mathematics
The bases and heights of a cylinder and a cone are the same. The volume of the cylinder is V cm3. What is the volume of the cone in cm3 ?
4. Question | Information Technology
The system used by mission control in Houston, Texas to monitor the operation of space exploration vehicles is an example of the __________ processing mode.
5. Question | Principles Of Accounts
Which of the following describes real accounts?
6. Question | Chemistry
The Periodic Table is arranged in order of:
7. Question | Chemistry
Ammonia gas spreads out faster than hydrogen chloride, showing that it is:
8. Question | Integrated Science
Sea breezes result because:
9. Question | Biology
In hot conditions the surface blood vessels in the skin undergo vasodilation. This allows:
10. Question | Chemistry
The only one of the following which is NOT a change of state is:
11. Question | Mathematics
A square has the same area as a rectangle with
sides of length 4 centimetres and 25 centimetres.
What is the length of the square?
12. Question | Mathematics
How many grams are in 2.5 kilograms?
13. Question | English A
Instruction: Choose from the four options the word or pair of words which BEST completes the meaning of the sentence.
When parents display a ............ for one child, the others are likely to feel ............
14. Question | Mathematics
Which of the following sets has a finite
number of members?
15. Question | Social Studies
THE ITEM is based on the following extract.
Unemployment and hard economic conditions have forced both parents in some Caribbean families to migrate, leaving an elder son or daughter to care for the younger brothers and sisters.
Which of the following problem is LEAST likely to affect the younger brothers and sisters?
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
Reactive metals such as potassium react with water to give hydrogen and:
18. Question | Information Technology
A financial institution needs only to provide the caller with a limited amount of information. A __________ system is ideal to satisfy this need.
19. Question | Mathematics
The number 2549 written to 2 significant
figures is
20. Question | Chemistry
When zinc sulphide is heated in air the gas produced is:
