Which of the relations represented below
are functions?
2. Question | Biology
In a plant, water and dissolved minerals are transported in the:
3. Question | Physics
In which one of the following four cases would the pressure be greatest?
4. Question | Chemistry
Alcohol can be made by fermentation of all these EXCEPT for:
5. Question | Chemistry
Any solution with a pH below 7 must be:
6. Question | Information Technology
A __________ is a sub-division of a track that stores data on a disk.
7. Question | Biology
Which of one the following statements about phloem cells is NOT true?
8. Question | Information Technology
__________ is a temporary holding area for data, application program instructions, and the operating system.
9. Question | Information Technology
All the following are special purpose software EXCEPT
10. Question | Principles Of Accounts
The gross profit of a firm is $3,600, bad debts $100, rent paid $120, rent prepaid $20, general expenses $80 and discount received $110. The net profit is
11. Question | Chemistry
The charge on a sodium ion is always:
12. Question | Physics
A detector close to a sample of radioactive material records 76 counts per second (cps).
Precisely 2 days later the count rate has fallen to 22 cps.The count rate due to background
radiation, taken immediately before and after the experiment, averaged 4 cps. The half-life of the
material is:
13. Question | Biology
Which one of the following is a biological component of a pond ecosystem?
14. Question | Mathematics
0.0039 × 10-2 in scientific notation is
15. Question | Chemistry
The Periodic Table is arranged in order of:
16. Question | Mathematics
The number 32747 written to 4 significant
figures is
17. Question | Chemistry
Adding mineral water to anhydrous copper sulphate turns it:
18. Question | Physics
The existence of a neutral particle named the neutron was first confirmed experimentally by:
19. Question | Biology
Plants make growth movements in response to all of the following stimuli EXCEPT for:
20. Question | English A
Instruction: Choose from the four options the word or pair of words which BEST completes the meaning of the sentence.
To conceal his true activities, the spy quickly ............ a plausible excuse for his presence there.