[LEARN NOW] Ghana Prison Service Aptitude Test – 100 Questions & Marking Scheme

This set of Ghana Prisons Service officer aptitude test questions is designed to help prospective applicants assess their readiness for the recruitment examination and understand the nature of questions commonly tested. Covering English language, mathematics, logical reasoning, and general knowledge, the questions reflect the core competencies required of a disciplined and effective prison officer, including critical thinking, accuracy, and sound judgment. Regular practice with these sample questions will not only improve speed and confidence but also highlight areas that need further study ahead of the actual examination.

SECTION A: ENGLISH LANGUAGE (1–25)

1. Choose the correct plural of officer.
   A. Officeres
   B. Officer’s
   C. Officers
   D. Officering
2. Select the correctly spelled word.
   A. Recieve
   B. Receive
   C. Receeve
   D. Receiv
3. Choose the synonym of discipline.
   A. Freedom
   B. Order
   C. Carelessness
   D. Noise
4. Identify the antonym of obedient.
   A. Loyal
   B. Calm
   C. Defiant
   D. Honest
5. Choose the correct sentence.
   A. He don’t understand the rules.
   B. He didn’t understood the rules.
   C. He didn’t understand the rules.
   D. He don’t understood the rules.
6. Fill in the blank: Officers must act ___ the law.
   A. on
   B. at
   C. within
   D. to
7. Choose the correct tense: She ___ the report yesterday.
   A. write
   B. wrote
   C. written
   D. writing
8. A word similar in meaning to secure is:
   A. Lose
   B. Break
   C. Protect
   D. Remove
9. Choose the correct punctuation:
   The officer said ___ report immediately.
   A. ,
   B. ?
   C. “
   D. ;
10. Identify the noun.
    A. Guard
    B. Prison
    C. Secure
    D. Watch
11. Choose the correct form:
    He is ___ honest officer.
    A. a
    B. an
    C. the
    D. no article
12. The opposite of lawful is:
    A. Orderly
    B. Proper
    C. Illegal
    D. Formal
13. Choose the correct sentence.
    A. The inmates was released.
    B. The inmates were released.
    C. The inmate were released.
    D. The inmates is released.
14. Select the word closest in meaning to authority.
    A. Weakness
    B. Fear
    C. Power
    D. Delay
15. Fill in the blank:
    The key belongs ___ the officer.
    A. with
    B. to
    C. by
    D. from
16. Choose the correct spelling.
    A. Enviroment
    B. Environment
    C. Environmant
    D. Envirement
17. A person who breaks the law is a:
    A. Victim
    B. Officer
    C. Offender
    D. Witness
18. Choose the correct sentence.
    A. He is senior than me.
    B. He is senior to me.
    C. He is more senior than me.
    D. He senior to me.
19. The plural of criterion is:
    A. Criterion
    B. Criteria
    C. Criterias
    D. Criteriones
20. Identify the verb.
    A. Prison
    B. Guard
    C. Safety
    D. Officer
21. Choose the antonym of peaceful.
    A. Calm
    B. Quiet
    C. Violent
    D. Gentle
22. Fill in the blank:
    Rules are meant ___ be obeyed.
    A. for
    B. to
    C. at
    D. with
23. Choose the correct word:
    The officer gave a clear ___.
    A. advise
    B. advice
    C. advises
    D. advising
24. Select the correctly punctuated sentence.
    A. Officers, must be alert.
    B. Officers must be alert,
    C. Officers must be alert.
    D. Officers must, be alert.
25. A word opposite in meaning to release is:
    A. Free
    B. Detain
    C. Allow
    D. Permit

SECTION B: MATHEMATICS & NUMERACY (26–55)

26. What is 25 × 4?
    A. 90
    B. 100
    C. 105
    D. 110
27. Find the value of 60 ÷ 5.
    A. 10
    B. 12
    C. 15
    D. 20
28. What is 15% of 200?
    A. 20
    B. 30
    C. 35
    D. 40
29. Solve: 8 + (6 × 4)
    A. 32
    B. 32
    C. 40
    D. 56
30. What is the next number: 2, 4, 8, 16, ___
    A. 18
    B. 24
    C. 32
    D. 64
31. Simplify: 45 − 17
    A. 26
    B. 28
    C. 30
    D. 32
32. If a uniform costs GH₵120 and you pay GH₵150, what is the balance?
    A. GH₵20
    B. GH₵30
    C. GH₵40
    D. GH₵50
33. What is the square of 9?
    A. 18
    B. 27
    C. 81
    D. 99
34. Find the LCM of 4 and 6.
    A. 8
    B. 10
    C. 12
    D. 24
35. What is 3/4 of 20?
    A. 10
    B. 12
    C. 15
    D. 18
36. Convert 0.5 to a fraction.
    A. 1/5
    B. 1/2
    C. 2/5
    D. 5/10
37. If 1 pen costs GH₵2, how much will 7 pens cost?
    A. GH₵12
    B. GH₵14
    C. GH₵16
    D. GH₵18
38. What is the perimeter of a square of side 5 cm?
    A. 10 cm
    B. 15 cm
    C. 20 cm
    D. 25 cm
39. 1000 − 356 = ?
    A. 644
    B. 644
    C. 654
    D. 664
40. Which is an even number?
    A. 15
    B. 27
    C. 48
    D. 59
41. Solve: 7²
    A. 14
    B. 21
    C. 49
    D. 56
42. What is the average of 4 and 8?
    A. 5
    B. 6
    C. 7
    D. 8
43. If today is Monday, what day will it be after 10 days?
    A. Wednesday
    B. Thursday
    C. Thursday
    D. Friday
44. Convert 2 hours to minutes.
    A. 60
    B. 90
    C. 120
    D. 180
45. What is 5³?
    A. 25
    B. 75
    C. 125
    D. 150
46. Solve: 18 ÷ 3 × 2
    A. 3
    B. 12
    C. 18
    D. 36
47. Find the missing number: 5, 10, 15, ___
    A. 18
    B. 20
    C. 25
    D. 30
48. What is the value of π (approx.)?
    A. 2.14
    B. 3.12
    C. 3.14
    D. 3.41
49. Convert 50% to a fraction.
    A. 1/4
    B. 1/2
    C. 3/4
    D. 2/3
50. What is 9 × 11?
    A. 90
    B. 99
    C. 100
    D. 110
51. Which is greater?
    A. 0.25
    B. 0.5
    C. 0.2
    D. 0.05
52. Find the value of 6 + 9 − 4.
    A. 9
    B. 11
    C. 13
    D. 15
53. How many sides does a hexagon have?
    A. 5
    B. 6
    C. 7
    D. 8
54. 1 dozen equals:
    A. 10
    B. 12
    C. 15
    D. 20
55. What is 200 ÷ 10?
    A. 20
    B. 25
    C. 30
    D. 40

SECTION C: GENERAL KNOWLEDGE & LOGICAL REASONING (56–100)

56. The Ghana Prisons Service is under the:
    A. Ministry of Health
    B. Ministry of Education
    C. Ministry of the Interior
    D. Ministry of Defence
57. The capital town of Ghana is:
    A. Kumasi
    B. Cape Coast
    C. Accra
    D. Tamale
58. Who is the head of the Ghana Prisons Service?
    A. Director
    B. Minister
    C. Director-General
    D. Commander
59. Which colour is commonly associated with authority?
    A. Yellow
    B. Green
    C. Black
    D. Pink
60. A leap year has:
    A. 365 days
    B. 366 days
    C. 364 days
    D. 360 days
61. Which of the following is a security duty?
    A. Farming
    B. Teaching
    C. Guarding inmates
    D. Trading
62. The Ghanaian currency is the:
    A. Dollar
    B. Pound
    C. Cedi
    D. Naira
63. Which organ enforces laws?
    A. Legislature
    B. Judiciary
    C. Executive
    D. Media
64. An inmate is a person who is:
    A. A visitor
    B. A lawyer
    C. Kept in prison
    D. A judge
65. Fire is dangerous because it:
    A. Is bright
    B. Is warm
    C. Can cause harm
    D. Is noisy
66. Which one is a virtue?
    A. Corruption
    B. Laziness
    C. Honesty
    D. Greed
67. Ghana gained independence in:
    A. 1950
    B. 1955
    C. 1957
    D. 1960
68. The national flag of Ghana has how many colours?
    A. 2
    B. 3
    C. 4
    D. 5
69. A law court is presided over by a:
    A. Clerk
    B. Officer
    C. Judge
    D. Lawyer
70. Which one is NOT a sense organ?
    A. Eye
    B. Ear
    C. Bone
    D. Nose
71. Discipline helps to maintain:
    A. Confusion
    B. Fear
    C. Order
    D. Delay
72. The opposite of enter is:
    A. Open
    B. Pass
    C. Exit
    D. Walk
73. A first aid box is used for:
    A. Punishment
    B. Storage
    C. Emergency treatment
    D. Training
74. Which of these promotes teamwork?
    A. Selfishness
    B. Pride
    C. Cooperation
    D. Anger
75. A whistle is mainly used to:
    A. Play music
    B. Entertain
    C. Give signals
    D. Decorate
76. Logical sequence: AB, CD, EF, ___
    A. FG
    B. GH
    C. HI
    D. IJ
77. Which one is a public service?
    A. Private school
    B. Personal shop
    C. Prison service
    D. Family business
78. What comes next: 1, 4, 9, 16, ___
    A. 20
    B. 25
    C. 30
    D. 36
79. The main duty of an officer is to:
    A. Relax
    B. Punish unlawfully
    C. Uphold the law
    D. Argue
80. Which of these is a national symbol?
    A. School badge
    B. Coat of Arms
    C. Company logo
    D. Club emblem
81. A chain is to lock as a pen is to:
    A. Write
    B. Paper
    C. Book
    D. Ink
82. Which one is heavier?
    A. 1 kg cotton
    B. 1 kg iron
    C. 500 g iron
    D. 750 g cotton
83. The sun rises in the:
    A. North
    B. South
    C. East
    D. West
84. Good leadership requires:
    A. Fear
    B. Pride
    C. Integrity
    D. Force
85. Which is a renewable resource?
    A. Gold
    B. Oil
    C. Water
    D. Diamond
86. If all officers are disciplined and Kofi is an officer, then Kofi is:
    A. Lazy
    B. Disciplined
    C. Corrupt
    D. Weak
87. A triangle has how many angles?
    A. 2
    B. 3
    C. 4
    D. 5
88. The opposite of guilty is:
    A. Accused
    B. Arrested
    C. Innocent
    D. Charged
89. Which one is used for communication?
    A. Hammer
    B. Whistle
    C. Radio
    D. Baton
90. The brain controls the:
    A. Bones
    B. Blood
    C. Body activities
    D. Skin
91. A clock is used to measure:
    A. Speed
    B. Distance
    C. Time
    D. Weight
92. Which one is a basic human need?
    A. Television
    B. Food
    C. Car
    D. Phone
93. If today is Friday, tomorrow will be:
    A. Thursday
    B. Saturday
    C. Sunday
    D. Monday
94. Which of these shows respect?
    A. Insulting seniors
    B. Obeying lawful orders
    C. Shouting
    D. Fighting
95. A rectangle has ___ sides.
    A. 3
    B. 4
    C. 5
    D. 6
96. Which is a logical conclusion?
    All inmates are monitored. Kojo is an inmate.
    A. Kojo is free
    B. Kojo is an officer
    C. Kojo is monitored
    D. Kojo is a visitor
97. The uniform identifies an officer by:
    A. Height
    B. Age
    C. Role
    D. Language
98. Which one is NOT a quality of an officer?
    A. Discipline
    B. Honesty
    C. Corruption
    D. Alertness
99. Emergency situations require officers to act:
    A. Slowly
    B. Carelessly
    C. Quickly
    D. Lazily
100. The main aim of the Ghana Prisons Service is to:
     A. Punish offenders only
     B. Entertain the public
     C. Reform and safely keep offenders
     D. Make profit