Past Questions And Answers
A character who creates humour in a play is a
- A. flat character
- B. heroine
- C. round character
- D. clown
Which of the following represents features of a computer? I. It is constructed from electronics components. II. It has self regeneration capability. IlI. It has facility for storage of data and programs. IV. It has provision for input and output data.
- A. I, Il and ll only
- B. I, II and IV only
- C. I, IIl and IV only
- D. II, Ill and IV only.
The business organization that can effectively combine management with control is?
- A. private limited liability company
- B. sole proprietorship
- C. public limited liability company
- D. co-operation society
The recognition of individuals right and the industrial revolution contributed to the development of
- A. fascism
- B. capitalism
- C. Totalitarianism
- D. feudalism
Which of the following is physical change?
- A. Burning kerosene
- B. Freezing ice cream
- C. Exposing white phosphorus
- D. Dissolving calcium in water
(a) (i) What is a machine?
(ii) State two uses of gears.
(iii) Define the velocity ratio for a pair of gear wheels.
(iv) How can the mechanical advantage of a gear system be increased?
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The diagram below illustrates the gears system of a bicycle.
(i) Determine its velocity ratio.
(ii) If the bicycle has an efficiency of 90%, calculate the effort required to overcome a load of 70N.
(iii) Why is the calculated effort less than the actual effort required?
View Discussion (0)WAEC 2012 THEORYWhich is an example of a biological catalyst that is not a protein?
- A. Spliceosomes
- B. Lyases
- C. Transferases
- D. Ribozymes
The woman with the flow of blood touched the garment of Jesus because
- A. the crowd could not allow her to speak to Jesus
- B. she believed that she would be made well
- C. she had heard the reports about Jesus
- D. she had suffered much under many physicians
Before the emergence of OAU as a regional body, Nigeria belonged to
- A. Casablanca group
- B. Monrovia group
- C. Casablanca/Brazzav?lle group
- D. Brazzaville group
From the words lettered A to D, choose the word that has the same consonant sound(s) as the one represented by the letter(s) underlined.
Text
- A. risked
- B. kissed
- C. west
- D. fixed