Sweating can help to cool the body. This cooling is achieved mainly by:
2. Question | Mathematics
In coordinate geometry, the equation of the x-axis is
3. Question | Biology
An enzyme which has an optimum pH of 3 will function best in the:
4. Question | Biology
Which one of the following is a biological component of a pond ecosystem?
5. Question | Chemistry
All of the following are non-metals EXCEPT for:
6. Question | Integrated Science
The particles in a liquid:
7. Question | Biology
Crossing two brown mice produced an offspring with a black coat.Which of the following statements MUST be correct?
Ⅰ Brown coat is dominant to black.
Ⅱ The brown mice were heterozygous for coat colour.
Ⅲ The black mouse was homozygous for coat colour.
Ⅳ Crossing a black mouse with another black mouse could produce a brown offspring.
8. Question | Chemistry
In the modern Periodic Table the elements are arranged:
9. Question | Chemistry
Common salt can be used to make all of these EXCEPT for:
10. Question | Biology
Leaves are thin and flat:
11. Question | Mathematics
The Item refer to the information below
The following scores were obtained by eleven
footballers in a goal-shoot competition:
The median score was
12. Question | Integrated Science
The correct equation for photosynthesis is:
13. Question | Chemistry
Powders react faster than lumps because they have:
14. Question | Chemistry
The number of atoms in a diatomic molecule is:
15. Question | Biology
All of the following are components of an ecosystem EXCEPT for:
16. Question | Chemistry
When potassium burns in chlorine, the material that is oxidised is called:
17. Question | Information Technology
Eight bits are called a __________.
18. Question | Biology
Plants make growth movements in response to all of the following stimuli EXCEPT for:
19. Question | Mathematics
Which of the following words BEST
describes a triangle with all its sides equal?
20. Question | Information Technology
What unit measurement is used to express the speed of memory?