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Question 1 of 100
1. Question
Each interior angle of a regular polygon is 7 times the corresponding exterior angle. How many sides has the polygon?
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Question 2 of 100
2. Question
A chord of a circle of radius, 6cm subtends angle 150o at the centre of the circle. Find the areas of the minor segment correct to three significant figures. (pi = 22/7)
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Question 3 of 100
3. Question
A goat is tethered to a pole by a rope 21cm long. Calculate the area of grazing available to the goat.
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Question 4 of 100
4. Question
What is the value of cos (-840o)?
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Question 5 of 100
5. Question
A cyclist starts from a point P and moves on a course 060o for 72 metres. He then moves 26 metres southwards. How far north is he now from point P?
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Question 6 of 100
6. Question
The gradient of the curve y = x2 + 4x at the point (2,10) is
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Question 7 of 100
7. Question
If y = x-3/2, then dy/dx is
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Question 8 of 100
8. Question
The turning point on the curve = 4x = x2 is a
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Question 9 of 100
9. Question
Evaluate (cos 3x + sin 4 x) dx
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Question 10 of 100
10. Question
Evaluate (2x +3) dx
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Question 11 of 100
11. Question
In a class of 80 students, there are 8 boys to every 2 girls. If this information is represented on a pie chart, what angle corresponds to the girls?
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Question 12 of 100
12. Question
The bar chart is a series of bars or columns with each height proportional to the
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Question 13 of 100
13. Question
Find the median of 2, 3, 4, 7, 6, 8, 9, 2, 1
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Question 14 of 100
14. Question
Given that standard deviation of a set of data is 3.6, what is the variance of the data?
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Question 15 of 100
15. Question
The value of oC, is the same as the value of
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Question 16 of 100
16. Question
How many arrangements are there of all the letters of the word LETTERS?
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Question 17 of 100
17. Question
A fair die is thrown once. The probability of the result being a prime number is
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Question 18 of 100
18. Question
A bag contains 12 similar balls 5 of which are yellow, 4 red and the rest black., If a ball is picked at random, what is the probability that it is not black?
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Question 19 of 100
19. Question
The cytoplasm in unicellular organisms is made up of
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Question 20 of 100
20. Question
Bryophytes are different from flowering plants because they
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Question 21 of 100
21. Question
The pair of organisms that belong to the phylum coelenterates is
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Question 22 of 100
22. Question
Most insects communicate by means of a mixture of chemicals known as
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Question 23 of 100
23. Question
An organism with a two chambered hearts
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Question 24 of 100
24. Question
Among the vertebrates, mammals are generally the most successful because they
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Question 25 of 100
25. Question
The layer of epithelial tissue in the intestine is
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Question 26 of 100
26. Question
The most convincing evidence of evolution from embryology is the presence of
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Question 27 of 100
27. Question
An example of a vestigial structure in the human body is the
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Question 28 of 100
28. Question
The part of the brain that coordinates muscular movement and maintains body balance is the
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Question 29 of 100
29. Question
Secondary growth in plants results in an increase in
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Question 30 of 100
30. Question
When the concentration of solutions in a cell and its surrounding environment is equal this condition is said to be
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Question 31 of 100
31. Question
The liquid that serves as a lubricant to the mammalian joints is the
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Question 32 of 100
32. Question
When seedlings are transplanted during hot afternoons, they wilt because
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Question 33 of 100
33. Question
Which of the following is an autotrophic mode of nutrition?
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Question 34 of 100
34. Question
The excretory products in plants include
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Question 35 of 100
35. Question
The structure that forms the pericarp of a fruit is the
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Question 36 of 100
36. Question
When a fly lands on the leaf of mimosa plant, the type of movement the plant exhibits is
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Question 37 of 100
37. Question
Muscle fatigue during vigorous exercise occurs as a result of the
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Question 38 of 100
38. Question
Which of the following provides the mammalian embryo with nutrients before the formation of the placenta?
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Question 39 of 100
39. Question
The essential parts of a flower consist of the
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Question 40 of 100
40. Question
The kidney is connected to the bladder by the
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Question 41 of 100
41. Question
Which of the following colours has the least speed when light passes through a dispersive medium?
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Question 42 of 100
42. Question
The image formed on the retina of a normal eye is
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Question 43 of 100
43. Question
A man is myopic with a far point of 2m. What will be the prescription for the eye glasses he will use?
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Question 44 of 100
44. Question
Which of the following colours of light will give white light on mixing?
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Question 45 of 100
45. Question
Calculate the electric field strength at a point 0.05m from a point charge of magnitude 3.14 x 10-6C in a medium of permittivity 2.5 x10-11 Fm-1
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Question 46 of 100
46. Question
The simplest instrument used in deterring electric charge is the
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Question 47 of 100
47. Question
Calculate the capacitance of a capacitor which stores 2.5 x 10-3J of energy when a potential difference of 5.0V is applied across it
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Question 48 of 100
48. Question
The major defects of a simple cell are
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Question 49 of 100
49. Question
Which of the following is a secondary cell?
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Question 50 of 100
50. Question
A household refrigerator is rated 100W. What is the cost of operating it for 20 days if electricity costs 50k per kwh?
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Question 51 of 100
51. Question
The force exerted by a current carrying conductor on another is owing to
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Question 52 of 100
52. Question
Given that a transformer has a secondary to primary turns ratio of 5, what is its output voltage if it is connected to a 120V mains?
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Question 53 of 100
53. Question
The induction coil works on the same principles as
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Question 54 of 100
54. Question
The rate of energy transfer between the circulating charge and the circuit is the
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Question 55 of 100
55. Question
Calculate the urns, value of an alternating e.m.f of peak value 220V
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Question 56 of 100
56. Question
How long will it take to electroplate 3.00g of silver onto a brass casting by the use of a steady current of 15.0? (e.c.e of silver=1.1180×106kgC-1)
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Question 57 of 100
57. Question
After two hours a radioactive substance of half life 20 mins, decayed 2.5g. What was its original mass
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Question 58 of 100
58. Question
The particle X in he fusion reaction above is
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Question 59 of 100
59. Question
In a fission of uranium isotope, a mass defect of 0.25 a.m.u is observed. Calculate the binding energy of the isotope. (I a.m.u. = 931MeV, I eV = 1.6x 10-19 J)
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Question 60 of 100
60. Question
An atomic nucleus consist of protons and neutrons. The energy equivalent of the mass difference between a nucleus and its constituents is the
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Question 61 of 100
61. Question
Electrons are more diffracted than protons under the same conditions owing to their        Â
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Question 62 of 100
62. Question
What type of impure atom must be added to a pure semiconductor in order to obtain an n-type semiconductor?
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Question 63 of 100
63. Question
In bipolar transistors, conduction is by
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Question 64 of 100
64. Question
In a power supply circuit, the component that  acts as a rectifier is the
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Question 65 of 100
65. Question
The volume of 0.1 mol dm-3 hydrochloric acid needed to neutralize 20.0cm3 of 0.2 mol dm-3 sodium hydroxide solution is
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Question 66 of 100
66. Question
The criterion for a reversible process
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Question 67 of 100
67. Question
The melting of ice at room temperature is
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Question 68 of 100
68. Question
In the preparation of dry oxygen, the product is collected over mercury and not by displacement of air because oxygen
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Question 69 of 100
69. Question
Which of the following processes is used in the extraction of a less electropositive metal?
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Question 70 of 100
70. Question
When sulphur (IV) oxide gas is bubbled into iron (III) chloride solution, the colour changes from
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Question 71 of 100
71. Question
Aluminum is a good roofing material because it
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Question 72 of 100
72. Question
Which of the allotropes of tin exists at room temperature?
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Question 73 of 100
73. Question
The gas responsible for most fatal explosions in coal mines is
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Question 74 of 100
74. Question
The reaction of sodium peroxide with ice cold water can be represented by
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Question 75 of 100
75. Question
Ammonia is highly soluble in water because it is
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Question 76 of 100
76. Question
A gas with an irritating smell which also turns moist blue litmus paper red and then bleaches it is
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Question 77 of 100
77. Question
Hydrogen is used for filling balloons because it
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Question 78 of 100
78. Question
In the reaction above, the forward reaction approaches completion with
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Question 79 of 100
79. Question
Which of the following represents ethylethanoate?
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Question 80 of 100
80. Question
On exposure to air, the sour taste developed by alcoholic drinks is due to the formation of
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Question 81 of 100
81. Question
Which of the following carbohydrates can be found in mammalian milk?
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Question 82 of 100
82. Question
Calculate the molar mass in g mol-1 of a alkyne represented by CnH16
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Question 83 of 100
83. Question
Which of the following is a naturally occurring giant molecule?
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Question 84 of 100
84. Question
The major product obtained from the alkaline hydrolysis of bromoethane is
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Question 85 of 100
85. Question
An organic acid that can be decarboxylated to benzene when strongly heated with soda lime is
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Question 86 of 100
86. Question
In this question, choose the option that best completes the gap.
The ____________ harmattan was really severe
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Question 87 of 100
87. Question
In this question, choose the option that best completes the gap.
Her account of the event is not true; she just _________
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Question 88 of 100
88. Question
In this question, choose the option that best completes the gap.
Ejike shouldn’t have spoken so harshly; _________
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Question 89 of 100
89. Question
In this question, choose the option that best completes the gap.
Maimuna is the ____________ girl in her class
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Question 90 of 100
90. Question
In this question, choose the option that best completes the gap.
The boy ate too _________ mangoes and so he had a stomach ache
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Question 91 of 100
91. Question
In this question, choose the option that best completes the gap.
The visitors didn’t knock before they entered the office; _________
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Question 92 of 100
92. Question
In this question, choose the option that best completes the gap.
This is an ___________ from a famous book
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Question 93 of 100
93. Question
In this question, choose the option that best completes the gap.
A strip is not always the best _________ side of the stream
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Question 94 of 100
94. Question
In this question, choose the option that best completes the gap
Beauty is not always the best ________ when it comes to choosing a wife
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Question 95 of 100
95. Question
In this question, choose the option that best completes the gap.
I’d give up that dangerous habit if I ______ you
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Question 96 of 100
96. Question
In this question, choose the option that best completes the gap.
The church bell ______ in celebration
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Question 97 of 100
97. Question
In this question, choose the option that best completes the gap.
When my uncle collected the loan, he bought __________
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Question 98 of 100
98. Question
In this question, choose the option that best completes the gap.
The older many people grow, the _________ they become
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Question 99 of 100
99. Question
In this question, choose the option that best completes the gap.
A bent mirror always gives A ________ reflection
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Question 100 of 100
100. Question
In this question, choose the option that best completes the gap.
I will add a brief ___________ to my letter
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