Past Questions And Answers
The Lagos Treaty of May 28th 1975 led to the formation of the
- A. African Economic Summit
- B. Lagos Plan of Action
- C. Economic Community of West African States
- D. Economic Commission for Africa
This question i based on selected poems from Wole Soyinka (ed.) Poems of Black Africa, E.K. Senanu and T. Vincent (ed.)Selection of African Poetry and E.W. Parker (ed.) A Pageant of Longer Poems.
The dominant mood in 'Ode to a Nightingale' is that of
- A. anxiety
- B. melancholy
- C. helplessness
- D. fury
The table shows the marks obtained by a group of students in a class test.
| Marks | 40 - 44 | 45 - 49 | 50 - 54 | 55 - 59 | 60 - 64 | 65 - 69 |
No of students | 4 | 9 | 18 | 23 | 10 | 6 |
(a) Draw a histogram for the distribution ;
(b) Use your histogram to estimate the median of the distribution.
View Discussion (0)WAEC 2010 THEORY(10).jpg)
Which of the following is not a disadvantage of a one-man business?
- A. Unlimited liability owner
- B. Life of business limited to life of owner
- C. Personal control of business
- D. Difficulty in raising additional capital
The greatest achievement of King Josiah of Judah was his
- A. rebuilding the Temple
- B. sweeping reforms of the religious life of his people
- C. curtailing the Assyrian aggressions
- D. training a worth successor before his death
The commentary of a football match which started at 1600 hours GMT in a town P (450W) was heard in town Q at 2200 hours GMT. What is the longitude of Q
- A. 39°W
- B. 45°E
- C. 51°E
- D. 90°W
(a) A compound X reacts with excess HNO\(_{3(aq)}\) to give carbon (IV) oxide and another compound Y. A solution of Y reacts with NaOH\(_{(aq)}\) to form a white precipitate which is insoluble in excess NaOH\(_{(aq)}\). Identify X and Y.
(b) (i) Write a balanced equation to illustrate the reducing property of ammonia in its reaction with CuO.
(ii) Explain why it is not advisable to heat ammonium dioxonitrate (III) directly.
(iii) Give two uses nitrogen.
(c) Give the reason why (i) dilute H\(_{2}\)SO\(_{4}\) is not suitable for the preparation of CO\(_{2(g)}\) from CaCO\(_{3(s)}\) (ii) concentrated H\(_{2}\)SO\(_{4}\) cannot be used to dry ammonia gas.
(d) State two: (i) physical properties; (ii) chemical properties of metals.
(e) What is the oxidation number of: (i) chlorine in I. Cl\(_{2}\). II. ClO\(_{-(3)}\)
(ii) vanadium in V\(_{2}\)O\(_{5}\)
(f)(i) Explain the term half-life. (ii) Two radioactive elements, P and Q have half-life of 1200 seconds and 3600 seconds respectively.
I. Which of the elements is more stable? II. Give a reason for your answer.
View Discussion (0)WAEC 2011 THEORYThe basis of the Nigerian foreign policy thrust particularly during the Independence Constitution era was ... in nature
- A. afrocentric
- B. eurocentric
- C. neo-colonialistic
- D. anti-apartheid
Sharp, slender, and downward growing pinnacles in underground limestone is called
- A. limestone george
- B. uvala
- C. polje
- D. stalactites
Under normal circumstances, a business enterprise can be ideally structured
- A) by product, function or territories
- B) around the personalities in the enterprise
- C) on the ruling of the management
- D) on the basis of an order from stockholders