Here are 100 tough multiple-choice questions on singular and plural number. The correct answers are provided at the end.
1. Choose the correct plural form of "child":
a) childs
b) childes
c) children
d) childeren
2. Identify the correct plural form of "cactus":
a) cactuses
b) cacti
c) cactus
d) cactuss
3. What is the plural of "focus"?
a) focus
b) foci
c) focusus
d) focuses
4. Select the correct plural form of "index":
a) indexs
b) indices
c) indexies
d) indexes
5. Choose the correct plural of "radius":
a) radii
b) radiuses
c) radiusses
d) radiusies
6. What is the plural form of "goose"?
a) gooses
b) goose
c) geeses
d) geese
7. Identify the correct plural form of "man":
a) mans
b) men
c) manes
d) manses
8. Choose the correct plural of "woman":
a) womans
b) women
c) womanes
d) womenes
9. What is the plural form of "mouse"?
a) mice
b) mouses
c) mousees
d) mices
10. Identify the correct plural form of "tooth":
a) toothes
b) teeth
c) tooths
d) teeths
11. Choose the correct plural of "foot":
a) foots
b) footies
c) feet
d) footes
12. What is the plural form of "ox"?
a) oxes
b) oxen
c) oxies
d) oxs
13. Identify the correct plural form of "child-in-law":
a) child-in-laws
b) children-in-law
c) child-in-lawses
d) children-in-laws
14. Choose the correct plural of "knife":
a) knifes
b) knives
c) knivees
d) knifs
15. What is the plural form of "leaf"?
a) leaves
b) leafs
c) leafies
d) leafes
16. Identify the correct plural form of "deer":
a) deers
b) deer
c) deeries
d) deeres
17. Choose the correct plural of "sheep":
a) sheeps
b) sheep
c) sheepies
d) sheepees
18. What is the plural form of "moose"?
a) mooses
b) moosen
c) moosies
d) moose
19. Identify the correct plural form of "thief":
a) thiefs
b) thieves
c) thieffes
d) thievers
20. Choose the correct plural of "chief":
a) chiefs
b) chiefes
c) chieffes
d) chieves
21. What is the plural form of "datum"?
a) datums
b) data
c) datae
d) datas
22. Identify the correct plural form of "phenomenon":
a) phenomenon
b) phenomenons
c) phenomena
d) phenomenum
23. Choose the correct plural of "criterion":
a) criterions
b) criteries
c) criteriums
d) criteria
24. What is the plural form of "bacterium"?
a) bacteriums
b) bacteri
c) bacteria
d) bacterias
25. Identify the correct plural form of "formula":
a) formulas
b) formulae
c) formulums
d) formulies
26. Choose the correct plural of "axis":
a) axes
b) axis
c) axises
d) axises
27. What is the plural form of "appendix"?
a) appendixes
b) appendixies
c) appendices
d) appendix
28. Identify the correct plural form of "focus":
a) focus
b) foci
c) focis
d) focuses
29. Choose the correct plural of "nucleus":
a) nucleus
b) nucleuses
c) nucleis
d) nuclei
30. What is the plural form of "criterion"?
a) criterion
b) criteriums
c) criteria
d) criterias
31. Identify the correct plural form of "automaton":
a) automata
b) automatons
c) automaton
d) automato
32. Choose the correct plural of "syllabus":
a) syllabuses
b) syllabi
c) syllabus
d) syllabusses
33. What is the plural form of "medium" (in the context of communication)?
a) mediums
b) media
c) mediumsies
d) medias
34. Identify the correct plural form of "alumnus":
a) alumnuses
b) alumni
c) alumnis
d) alumnae
35. Choose the correct plural of "analysis":
a) analysises
b) analysis
c) analy
d) analyies
36. What is the plural form of "hypothesis"?
a) hypothesis
b) hypothesisies
c) hypothesisen
d) hypotheses
37. Identify the correct plural form of "thesis":
a) thesises
b) thesis
c) thesi
d) thesiss
38. Choose the correct plural of "index":
a) indexes
b) indices
c) indiceses
d) indexies
39. What is the plural form of "matrix"?
a) matrixes
b) matrixies
c) matrices
d) matrixi
40. Identify the correct plural form of "fungus":
a) funguses
b) fungi
c) fungis
d) funguss
41. Choose the correct plural of "vortex":
a) vortices
b) vortexes
c) vortexen
d) vortexies
42. What is the plural form of "vertex"?
a) vertexes
b) vertexi
c) vertices
d) vertexies
43. Identify the correct plural form of "phenomenon":
a) phenomenon
b) phenomenons
c) phenomena
d) phenomenum
44. Choose the correct plural of "automaton":
a) automatons
b) automata
c) automatum
d) automatos
45. What is the plural form of "memorandum"?
a) memoranda
b) memorandi
c) memorandums
d) memorandumies
46. Identify the correct plural form of "curriculum":
a) curriculum
b) curriculums
c) curricula
d) curriculoom
47. Choose the correct plural of "datum":
a) datum
b) datums
c) data
d) datas
48. What is the plural form of "focus"?
a) focus
b) foci
c) focis
d) focuses
49. Identify the correct plural form of "fungus":
a) funguses
b) fungi
c) fungis
d) funguss
50. Choose the correct plural of "vortex":
a) vortexes
b) vortices
c) vortexen
d) vortexies
51. What is the plural form of "appendix"?
a) appendixes
b) appendixies
c) appendices
d) appendix
52. Identify the correct plural form of "analysis":
a) analysises
b) analysis
c) analy
d) analyies
53. Choose the correct plural of "index":
a) indexes
b) indices
c) indiceses
d) indexies
54. What is the plural form of "matrix"?
a) matrixes
b) matrixies
c) matrices
d) matrixi
55. Identify the correct plural form of "bacterium"?
a) bacteriums
b) bacteri
c) bacteria
d) bacterias
56. Choose the correct plural of "criterion":
a) criterions
b) criteries
c) criteriums
d) criteria
57. What is the plural form of "datum"?
a) datums
b) data
c) datae
d) datas
58. Identify the correct plural form of "phenomenon":
a) phenomenon
b) phenomenons
c) phenomena
d) phenomenum
59. Choose the correct plural of "axis":
a) axes
b) axis
c) axises
d) axises
60. What is the plural form of "appendix"?
a) appendixes
b) appendixies
c) appendices
d) appendix
61. Identify the correct plural form of "focus":
a) focus
b) foci
c) focis
d) focuses
62. Choose the correct plural of "nucleus":
a) nucleus
b) nucleuses
c) nucleis
d) nuclei
63. What is the plural form of "phenomenon"?
a) phenomenon
b) phenomenons
c) phenomena
d) phenomenum
64. Identify the correct plural form of "automaton":
a) automata
b) automatons
c) automaton
d) automato
65. Choose the correct plural of "syllabus":
a) syllabuses
b) syllabi
c) syllabus
d) syllabusses
66. What is the plural form of "medium" (in the context of communication)?
a) mediums
b) media
c) mediumsies
d) medias
67. Identify the correct plural form of "alumnus":
a) alumnuses
b) alumni
c) alumnis
d) alumnae
68. Choose the correct plural of "analysis":
a) analysises
b) analysis
c) analy
d) analyies
69. What is the plural form of "hypothesis"?
a) hypothesis
b) hypothesisies
c) hypothesisen
d) hypotheses
70. Identify the correct plural form of "thesis":
a) thesises
b) thesis
c) thesi
d) thesiss
71. Choose the correct plural of "index":
a) indexes
b) indices
c) indiceses
d) indexies
72. What is the plural form of "matrix"?
a) matrixes
b) matrixies
c) matrices
d) matrixi
73. Identify the correct plural form of "fungus":
a) funguses
b) fungi
c) fungis
d) funguss
74. Choose the correct plural of "vortex":
a) vortexes
b) vortices
c) vortexen
d) vortexies
75. What is the plural form of "appendix"?
a) appendixes
b) appendixies
c) appendices
d) appendix
76. Identify the correct plural form of "analysis":
a) analysises
b) analysis
c) analy
d) analyies
77. Choose the correct plural of "index":
a) indexes
b) indices
c) indiceses
d) indexies
78. What is the plural form of "matrix"?
a) matrixes
b) matrixies
c) matrices
d) matrixi
79. Identify the correct plural form of "bacterium"?
a) bacteriums
b) bacteri
c) bacteria
d) bacterias
80. Choose the correct plural of "criterion":
a) criterions
b) criteries
c) criteriums
d) criteria
81. What is the plural form of "datum"?
a) datums
b) data
c) datae
d) datas
82. Identify the correct plural form of "phenomenon":
a) phenomenon
b) phenomenons
c) phenomena
d) phenomenum
83. Choose the correct plural of "axis":
a) axes
b) axis
c) axises
d) axises
84. What is the plural form of "appendix"?
a) appendixes
b) appendixies
c) appendices
d) appendix
85. Identify the correct plural form of "focus":
a) focus
b) foci
c) focis
d) focuses
86. Choose the correct plural of "nucleus":
a) nucleus
b) nucleuses
c) nucleis
d) nuclei
87. What is the plural form of "phenomenon"?
a) phenomenon
b) phenomenons
c) phenomena
d) phenomenum
88. Identify the correct plural form of "automaton":
a) automata
b) automatons
c) automaton
d) automato
89. Choose the correct plural of "syllabus":
a) syllabuses
b) syllabi
c) syllabus
d) syllabusses
90. What is the plural form of "medium" (in the context of communication)?
a) mediums
b) media
c) mediumsies
d) medias
91. Identify the correct plural form of "alumnus":
a) alumnuses
b) alumni
c) alumnis
d) alumnae
92. Choose the correct plural of "analysis":
a) analysises
b) analysis
c) analy
d) analyies
93. What is the plural form of "hypothesis"?
a) hypothesis
b) hypothesisies
c) hypothesisen
d) hypotheses
94. Identify the correct plural form of "thesis":
a) thesises
b) thesis
c) thesi
d) thesiss
95. Choose the correct plural of "index":
a) indexes
b) indices
c) indiceses
d) indexies
96. What is the plural form of "matrix"?
a) matrixes
b) matrixies
c) matrices
d) matrixi
97. Identify the correct plural form of "fungus":
a) funguses
b) fungi
c) fungis
d) funguss
98. Choose the correct plural of "vortex":
a) vortexes
b) vortices
c) vortexen
d) vortexies
99. What is the plural form of "appendix"?
a) appendixes
b) appendixies
c) appendices
d) appendix
100. Identify the correct plural form of "analysis":
a) analysises
b) analysis
c) analy
d) analyies
Answers:
1. c) children
2. b) cacti
3. b) foci
4. b) indices
5. a) radii
6. d) geese
7. b) men
8. b) women
9. a) mice
10. d) teeth
11. c) feet
12. b) oxen
13. b) children-in-law
14. b) knives
15. a) leaves
16. b) deer
17. b) sheep
18. b) moose
19. b) thieves
20. a) chiefs
21. c) data
22. c) phenomena
23. d) criteria
24. c) bacteria
25. b) formulae
26. a) axes
27. c) appendices
28. d) focuses
29. b) nuclei
30. d) criteria
31. b) automatons
32. b) syllabi
33. b) media
34. b) alumni
35. d) analyses
36. d) hypotheses
37. c) theses
38. d) indexes
39. c) matrices
40. b) fungi
41. b) vortexes
42. c) vertices
43. c) phenomena
44. b) automata
45. a) memoranda
46. c) curricula
47. c) data
48. d) focuses
49. b) fungi
50. a) vortices
51. a) appendixes
52. c) analyses
53. d) indexes
54. c) matrices
55. c) bacteria
56. d) criteria
57. b) data
58. c) phenomena
59. b) automata
60. b) syllabi
61. b) media
62. b) alumni
63. c) data
64. b) automata
65. a) syllabuses
66. b) media
67. b) alumni
68. d) analyses
69. d) hypotheses
70. b) theses
71. d) indexes
72. c) matrices
73. b) fungi
74. b) vortices
75. a) appendixes
76. d) analyses
77. d) indexes
78. c) matrices
79. c) bacteria
80. d) criteria
81. b) data
82. c) phenomena
83. a) axes
84. a) appendixes
85. d) focuses
86. d) nuclei
87. c) phenomena
88. b) automatons
89. a) syllabuses
90. b) media
91. b) alumni
92. b) analyses
93. d) hypotheses
94. b) theses
95. d) indexes
96. c) matrices
97. b) fungi
98. b) vortices
99. a) appendixes
100. b) analysis
