Past Questions And Answers
A cycloalkane with the molecular formula C5H10 has ?
- A. one isomer
- B. two isomers
- C. three isomers
- D. four isomers
The presence of endoskeleton is characteristic of
- A. invertebrata
- B. vertebrata
- C. insecta
- D. coelenterata
Human beings have different types of teeth and hence are referred to as
- (a) Honodent
- (b) Homodent
- (c) Heterodent
- (d) Isodent
The structure in the cell that controls the movement of substances in and out of the cell is the
- A. cytoplasmic membrane
- B. nuclear membrane
- C. cytoplasm
- D. protoplasm
The appointment of deacons became necessary because of the complaint by the
- A. Pharisees
- B. Saducees
- C. Gentile converts
- D. Hellenist
What will be the result of the first filial generation (F1) and the second filial generation (F2) of a mono-hybrid cross between pure line normal-winged Drosophilia flies and pure line short-winged flies, if the gene for the normal wing is dominant?
- A. F1 flies all short-winged and F2 flies all normal-winged
- B. F1 flies all normal and F2 flies all short-winged
- C. F1 flies all short-winged and three-quarters of F2 flies are short-winged
- D. F1 flies all normal-winged and three-quarters of F2 flies are normal-winged
The process whereby water changes from liquid to gaseous state is called?
- A. freezing
- B. condensation
- C. evaporation
- D. sublimation
(a) Mention two major elements of climate. (b) Discuss six ways by which climate and vegetation influence soil formation
View Discussion (0)WAEC 1990 THEORYUse the following information to answer the question
The following transactions relate to Osei Enterprises for the year ended 31st December 2020.
| D | |
Purchases | 160,000 |
| Returns outwards | 880 |
| Carriage inwards | 740 |
| Returns inwards | 620 |
| Sales | 195,000 |
| Salaries | 27,600 |
| Closing stock | 14,100 |
The net profit is
- A. D 21, 760
- B. D 18, 260
- C. D 21, 020
- D. D 21, 620
The forum for the selling and buying of securities of small and medium companies is called.
- A. Securities and Exchange Commission
- B. Second tier Security Market
- C. Foreign exchange Market
- D. Second tier foreign Exchange market

