Past Questions And Answers
A social factor which affects land availability and use is
- A. temperature
- B. soil pH
- C. light intensity and duration
- D. culture of the people
An electron of mass 9. 1 x 10\(^{-31}\) kg moves with a velocity of 4.2 x 10 ms\(^{-1}\) between the cathode and anode of an x-ray tube. Calculate the wavelength. (Take Planck's constant h = 6.6 x 10\(^{-34}\) J S)
View Discussion (0)WAEC 2000 THEORYThe sons of Samuel who did not walk in his ways were:
- A) Phinehas and Hophni
- B) Hophni and Amos
- C) Joel and Phinehas
- D) Abijah and Joel
Alkaonic acids have low volatility compared with alkanols because they?
- A. are more polar than alkaonls
- B. have two oxygen atoms while alkanols have one
- C. form hydrogen bonds while alkanols do not
- D. form two hydrogen bonds while alkanols form one
The degree of responsiveness of demand to change in the price of goods or produce is referred to as
- A. Relative Elasticity of demand
- B. Unit Elasticity of demand
- C. Price Elasticity of demand
- D. Perfect Elastic demand
Carbon exist naturally in the combined state as
- A. graphite
- B. coal
- C. diamond
- D. wood
The length of a notebook 15cm, was measured as 16.8cm. Calculate the percentage error to 2 significant figures.
- A. 12.00%
- B. 11.00%
- C. 10.71%
- D. 0.12%
Choose the word(s) or phrase(s) which best fill(s) the gap. The shipping company advertised for ____________ accountants
- A. two young but highly competent Nigerian
- B. young but highly competent two Nigerian
- C. two Nigerian, young, but highly competent
- D. highly competent, but young, two Nigerian
2H2 → 2H2 + O2(g). The equation above represents a part of the light stage of photosynthesis. Which of the following must be presents for this reaction to occur?
- A. Enzyme and light energy
- B. Carbondioxide and light energy
- C. Light energy and cholorphyll
- D. Chlorophyll and enzyme
A person who joins the Imam before rising from the ruku. He
- A. has gotten that rakaah
- B. has missed the rakaah
- C. must not join the Imam at all
- D. should perform Sujudul Badi