Past Questions And Answers
An authorized person who accesses other people's information on the internet is a ________
- A. Web designer
- B. Web owner
- C. Web hacker
- D. Web provider
The major problems associated with rapid urban growth in tropical Africa are?
- A. over-population, traffic congestion and urban-rural migration
- B. tyraffic congestion, neglect of agriculture and urban-rural migration
- C. rural-urban migration, unemployment and rising crime rate
- D. rural-urban migration, unemployment and rising crime rate
A trader made a loss of 10% on a motorcycle he sold for N54,000: How much should he have sold the motorcycle to avoid any loss?
- a. N56,000
- b. N58,000
- c. N60,000
- d. N62,000
Who among the following character is overconfident?
- A. Ngozi
- B. Ada
- C. Tomiwa
- D. Ummi
Distinguish between the following pairs of terms used in insurance:
(a) Third party and comprehensive policy
(b) Whole life and endowment policy
(c) Insurance and assurance
(d) Premium and compensation.
View Discussion (0)WAEC 2003 THEORYA compound contains 31.91% potassium, 28.93% chlorine and the rest oxygen. What is the chemical formula of the compound? [K = 39, Cl = 35.5, O = 16]
- A. KClO4
- B. KClO
- C. KClO2
- D. KClO3
Livestock rearing in Nigeria is still predominantly the occupation of?
- A. small holder farmers
- B. sedentary rearers
- C. large-scale farmers
- D. nomadic herders
The ideal gas equation is ______
- A) PV = nRT
- B) PR = nVT
- C) PV = gRT
- D) V = kT
Economic problem arise in all society because?
- A. resources are mismanaged by leaders
- B. there is no proper planning
- C. resources are not in adequate supply
- D. the services of economist are not employed
(a) Explain why it is not advisable to sterilize a clinical thermometer in boiling water at normal atmospheric pressure.
(b) State the effect of an increase in pressure on the
(i) boiling point; and
(ii) melting point of water.
(c) Diagram:
The graph shown above is that of the saturated vapour pressure (s.v.p.) of water against temperature.
Pure water is known to boil at 100\(^o\)C and at an atmospheric pressure of 760 mmHg. What general conclusion can be drawn from the information given above?
d) A thread of mercury of length 20 cm is used to trap some air in a capillary tube with uniform cross-sectional area and closed at one end. With the tube vertical and the open end uppermost, the length of the trapped air column is 15cm. Calculate the length of the air column when the tube is held:
i) horizontally;
ii) vertically with the open end underneath. [Atmospheric pressure = 76cmHg]
View Discussion (0)WAEC 2009 THEORY