Past Questions And Answers
which of the following legislations aims primarily at protection of consumers
- A. law of contract
- B. trade description act
- C. company's act
- D. partnership act
One of these is not found in Urine
- A) Water
- B) Sodium chloride
- C) Nitrogenous compounds
- D) Calcium chloride
The following are advantages of using disc plough over mouldboard plough in West Africa except
- A. Disc plough makes deeper cuts than mouldboard plough
- B. Disc plough buries weeds more completely than mouldboard plough
- C. The disc plough is designed to roll over stumps and obstacles which may easily damage the edges of mouldboard plough
- D. Mouldboard plough makes deeper cuts than disc plough
Which of the following is not a role of science and technology in agricultural development in Nigeria?
- A. Production of chemical fertilizers
- B. Pest and diseases control
- C. Harvesting, processing and packaging
- D. Poor transportation network
Five finalists in a beauty pageant were ranked by two judges X and Y as shown in the table :
| Judges | Anne | Linda | Susan | Rose | Erica |
| X | 1 | 4 | 3 | 5 | 2 |
| Y | 3 | 2 | 4 | 5 | 1 |
Calculate the Spearman's rank correlation coefficient.
View Discussion (0)WAEC 2015 THEORYConsider the reaction represented by the equation. 2NaHCO3(s) → 2Na2CO3(S) + CO2(g) + H2O(g) what volume of carbon (IV)oxide at s.t.p is evolved when 0. 5 moles of NaHCO3 is heated? [Molar volume = 22.4 dm3 at s.t. p]
- A. 1.12dm3
- B. 2.24dm3
- C. 5.6dm3
- D. 56.0dm3
Owing to the uproar in Jerusalem, the tribune ordered Paul to be examined by scourging, but changed his mind when he discovered that Paul was
- A. an innocent man
- B. a Roman citizen
- C. a Pharisee
- D. a Jew
Based on William Shakespeare's Twelfth Night.
What would you consider to be the major theme of the play?
- A. Love at first sight
- B. Unrequited love
- C. Illusion and reality
- D. Humor and Tragedy
A crop which is usually propagated sexually is
- A. banana
- B. pineapple
- C. cowpea
- D. ginger
(a) What is a magnetic field?
(b) With the aid of a labelled diagram describe an experiment to show that a magnetic field exists around a straight wire carrying current.
(c) A 40 \(\mu\)F capacitor in series with a 40 Q resistor is connected to a 100 V, 50 Hz a.c. supply.
(i) Draw a circuit diagram of the arrangement
(ii) Calculate the: I. impedance in the circuit; II. current in the circuit III. potential difference across the capacitor.
View Discussion (0)WAEC 2008 THEORY.jpeg)
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