Past Questions And Answers
In an experiment, a red-flowered plant was crossed with another red-flowered plant and the following results were obtained: 448 red flowers and 154 white flowers in the F1 generation. Which of the following represents the phenotypic ratio of the above genetic cross?
- A. 1:2:1
- B. 4:1
- C. 3:1
- D. 2:2
Which of the following vitiates Salah?
- A. Intoxication
- B. Adornment
- C. Falsehood
- D. yawning
Two parallel plates at a distance of 8.0 x 10-3m apart are maintained at a p.d of 600 volts with the negative plate earthed. What is the electric field strength?
- A. 4.8 Vm-1
- B. 75.0Vm-1
- C. 4800.0Vm-1
- D. 75000.0Vm-1
From the words lettered A to D, choose the word that best completes each of the following sentences.
The boys covered their noses because of the........odour in the area.
- A. annoying
- B. smelling
- C. offensive
- D. repressive
Which of the following groups contains entirely linear molecules?
- A. H2NH3O2
- B. CO2NH3
- C. H2CH4N2
- D. CO2H2N2
The Nigerian 2011 presidential election was held on the
- A. 15th April
- B. 21st April
- C. 26th April
- D. 16th April
The kingdom of Israel is made up of how many tribes?
- A) 24 tribes
- B) 10 tribes
- C) 12 tribes
- D) 13 tribes
Sea tides are caused mainly by the influence of
- A. earth's rotation
- B. asteroids
- C. the stars
- D. the sun
A trader bought a good for #20 and sold it for #20. What was the gain percent?
- (a)100%
- (b)10%
- (c)1%
- (d) 0%
Which of the following sources of farm power will assist in the tillage of more land per unit time?
- A. man
- B. animal
- C. wind
- D. machine