Which of the following does NOT play a role in evolutionary change?
2. Question | Chemistry
The number of electrons in a full electron shell is:
3. Question | Chemistry
Nitrogen fixation produces:
4. Question | Mathematics
0.0039 × 10-2 in scientific notation is
5. Question | Information Technology
Which of the following acronyms represents a computer bus primarily designed for the transfer of data between a computer system and a mass storage device?
6. Question | Physics
A loudspeaker emits a steady note.A girl sings a note which is of lower pitch but higher volume.
The sound wave she is producing has:
7. Question | Chemistry
The halogen, bromine, at room temperature is a:
8. Question | Integrated Science
Why is testing a leaf for starch a reliable indication that photosynthesis has taken place?
9. Question | Integrated Science
Which one of the following comparisons of inhaled and exhaled air is correct?
10. Question | Biology
All of the following are components of an ecosystem EXCEPT for:
11. Question | Social Studies
Which of the following BEST explains why birth rates have been falling in some Caribbean countries?
12. Question | Information Technology
Automated directory assistance services utilize __________ technology for accepting user input.
13. Question | Social Studies
In many Caribbean countries the Queen of England is the head of state.
Such countries may be described as
14. Question | English A
Instructions: Select the option A, B, C or D that BEST describe the sentence.
The modern approach to fitness is to adopt a holistic approach: physical, mental and emotional.
15. Question | Principles Of Accounts
John Smith is employed at $8 per hour, he is paid time and a half for hours of work excess Of 44 hours per week. Last week worked for 50 hours. His gross earnings were
16. Question | Mathematics
Which of the following words BEST
describes a quadrilateral with all its sides
equal?
17. Question | Physics
A girl whose weight is 250 N walks up a slope 40 m long onto a platform 3 m high.
Her gain in gravitational potential energy is:
18. Question | English A
Instructions: Choose the one NEAREST in MEANING to the original sentence.
If students' efforts are rewarded they would be encouraged to work harder.
19. Question | Chemistry
A plastic that softens every time it is heated is said to be:
20. Question | Mathematics
Profits in the partnership of Bess, Bill and Bob are shared in the ratio 1 : 2 : 3. If Bill's share of the profits is $300, what is Bob's share?