Past Questions And Answers
Because David sought God's will to pursue the Amalekites who had invaded Ziklag,he was rewarded with victory and
- A. many prisoners of war
- B. favour
- C. many new territories
- D. spoils
Town P is on bearing 315o from town Q while town R is south of town P and west of town Q. lf town R is 60km away from Q, how far is R from P?
- A. 30km
- B. 42km
- C. 45km
- D. 60km
Use the map to answer the following question. One important area for gold is

- A. Burutu
- B. Jos
- C. Ilesha
- D. Ughelli
The Central Bank Monetary policy instrument by which it buys and sells securities is called
- A. Bank rate
- B. Cash reserve ratio
- C. Open market operation
- D. Bank credit
The ultimate aim of agricultural policies in Nigeria is to achieve
- A. food sufficiency
- B. industrialization
- C. full employment
- D. industrial capacity utilization
If the PH of a compound is 3.2 that compound is _____
- A) Amphoteric
- B) A Salt
- C) An Acid
- D) A Base
Which of the following is the basic unit of a local government in Nigeria?
- A. State assembly
- B. Ward
- C. Local Council Development Area(LCDA)
- D. Ministry of Local government
The major cause of global warning is the
- A. burning of fossil fuel
- B. construction of dams
- C. use of electricity
- D. exploration of space
(a) Explain what is meant by photoelectric emission
(b) Draw a labelled diagram showing the structure of a simple type of a photocell and explain its mode of operation.
(c) State four applications of photoelectric emission.
(d) In a photocell, no electrons are emitted until the threshold frequency of light is reached. Explain what happens to the energy of the light before emission of electrons begins. State one factor that may affect the number of emitted electrons.
View Discussion (0)WAEC 1992 THEORYThe principle of column chromatography is based on the ability of the constituents to
- A) move at different speeds in the column
- B) dissolve in each other in the column
- C) react with the solvent in the column
- D) react with each other in the column


_LI.jpg)