100 ODD ONE OUT QUESTIONS AND ANSWERS
FREQUENTLY ASKED QUESTIONS IN REASONING FOR VARIOUS COMPETITIVE EXAMS IN INDIA (UPSC, SSC, BANKING, PSU, RAILWAY, ETC.).
FOR PRACTICE:-
1. QUESTION: WHICH IS THE ODD ONE OUT?
APPLE, BANANA, CARROT, MANGO
ANSWER: CARROT (IT’S A VEGETABLE, THE OTHERS ARE FRUITS)
2. QUESTION: WHICH IS THE ODD ONE OUT?
DOG, CAT, ELEPHANT, LION
ANSWER: ELEPHANT (IT’S A LARGE MAMMAL, THE OTHERS ARE SMALL DOMESTIC ANIMALS)
3. QUESTION: WHICH IS THE ODD ONE OUT?
CIRCLE, SQUARE, RECTANGLE, TRIANGLE
ANSWER: RECTANGLE (IT HAS FOUR SIDES, THE OTHERS HAVE DIFFERENT CHARACTERISTICS)
4. QUESTION: WHICH IS THE ODD ONE OUT?
PIANO, GUITAR, VIOLIN, FLUTE
ANSWER: FLUTE (IT IS A WIND INSTRUMENT, WHILE THE OTHERS ARE STRING INSTRUMENTS)
5. QUESTION: WHICH IS THE ODD ONE OUT?
RED, GREEN, BLUE, POTATO
ANSWER: POTATO (IT IS A FOOD ITEM, THE OTHERS ARE COLORS)
6. QUESTION: WHICH IS THE ODD ONE OUT?
TOKYO, NEW YORK, PARIS, LION
ANSWER: LION (IT IS AN ANIMAL, THE OTHERS ARE CITIES)
7. QUESTION: WHICH IS THE ODD ONE OUT?
EARTH, MARS, VENUS, SUN
ANSWER: SUN (IT’S A STAR, WHILE THE OTHERS ARE PLANETS)
8. QUESTION: WHICH IS THE ODD ONE OUT?
CHAIR, TABLE, BED, SPOON
ANSWER: SPOON (IT’S A UTENSIL, THE OTHERS ARE FURNITURE)
9. QUESTION: WHICH IS THE ODD ONE OUT?
BASEBALL, FOOTBALL, TENNIS, SWIMMING
ANSWER: SWIMMING (IT’S NOT A BALL GAME, THE OTHERS ARE)
10. QUESTION: WHICH IS THE ODD ONE OUT?
JANUARY, FEBRUARY, MARCH, THURSDAY
ANSWER: THURSDAY (IT’S A DAY OF THE WEEK, THE OTHERS ARE MONTHS)
11. QUESTION: WHICH IS THE ODD ONE OUT?
WINTER, SUMMER, FALL, JANUARY
ANSWER: JANUARY (IT IS A MONTH, THE OTHERS ARE SEASONS)
12. QUESTION: WHICH IS THE ODD ONE OUT?
DOG, TIGER, WOLF, HORSE
ANSWER: HORSE (IT’S A HERBIVORE, THE OTHERS ARE CARNIVORES)
13. QUESTION: WHICH IS THE ODD ONE OUT?
MERCURY, VENUS, EARTH, SATURN
ANSWER: EARTH (IT’S THE ONLY PLANET WITH LIFE, THE OTHERS DO NOT HAVE LIFE)
14. QUESTION: WHICH IS THE ODD ONE OUT?
OAK, PINE, MAPLE, ROSE
ANSWER: ROSE (IT’S A FLOWER, THE OTHERS ARE TREES)
15. QUESTION: WHICH IS THE ODD ONE OUT?
TENNIS, BASKETBALL, SOCCER, CRICKET
ANSWER: BASKETBALL (IT IS PLAYED INDOORS, THE OTHERS ARE USUALLY PLAYED OUTDOORS)
16. QUESTION: WHICH IS THE ODD ONE OUT?
5, 10, 15, 24
ANSWER: 24 (IT IS NOT A MULTIPLE OF 5, THE OTHERS ARE)
17. QUESTION: WHICH IS THE ODD ONE OUT?
STRAWBERRY, BANANA, APPLE, CARROT
ANSWER: CARROT (IT’S A VEGETABLE, THE OTHERS ARE FRUITS)
18. QUESTION: WHICH IS THE ODD ONE OUT?
RED, BLUE, YELLOW, GREEN
ANSWER: GREEN (IT’S A SECONDARY COLOR, THE OTHERS ARE PRIMARY COLORS)
19. QUESTION: WHICH IS THE ODD ONE OUT?
SQUARE, CIRCLE, RECTANGLE, TRIANGLE
ANSWER: CIRCLE (IT HAS NO CORNERS, THE OTHERS HAVE CORNERS)
20. QUESTION: WHICH IS THE ODD ONE OUT?
TOMATO, CUCUMBER, LETTUCE, APPLE
ANSWER: APPLE (IT IS A FRUIT, THE OTHERS ARE VEGETABLES)
21. QUESTION: WHICH IS THE ODD ONE OUT?
EAGLE, HAWK, PIGEON, FALCON
ANSWER: PIGEON (IT IS NOT A BIRD OF PREY, THE OTHERS ARE)
22. QUESTION: WHICH IS THE ODD ONE OUT?
SQUARE, RECTANGLE, CIRCLE, TRIANGLE
ANSWER: CIRCLE (IT HAS NO STRAIGHT EDGES, THE OTHERS DO)
23. QUESTION: WHICH IS THE ODD ONE OUT?
SHAKESPEARE, DICKENS, ORWELL, NEWTON
ANSWER: NEWTON (HE WAS A SCIENTIST, THE OTHERS WERE WRITERS)
24. QUESTION: WHICH IS THE ODD ONE OUT?
RED, BLUE, GREEN, YELLOW
ANSWER: YELLOW (IT’S A PRIMARY COLOR, THE OTHERS ARE SECONDARY COLORS)
25. QUESTION: WHICH IS THE ODD ONE OUT?
CAT, DOG, RABBIT, FISH
ANSWER: FISH (IT IS AQUATIC, THE OTHERS ARE LAND ANIMALS)
26. QUESTION: WHICH IS THE ODD ONE OUT?
FRANCE, SPAIN, ITALY, BRAZIL
ANSWER: BRAZIL (IT IS IN SOUTH AMERICA, THE OTHERS ARE IN EUROPE)
27. QUESTION: WHICH IS THE ODD ONE OUT?
FRANCE, GERMANY, ITALY, JAPAN
ANSWER: JAPAN (IT IS AN ISLAND NATION, THE OTHERS ARE NOT)
28. QUESTION: WHICH IS THE ODD ONE OUT?
SUN, MOON, EARTH, MARS
ANSWER: MOON (IT ORBITS A PLANET, THE OTHERS ARE EITHER PLANETS OR STARS)
29. QUESTION: WHICH IS THE ODD ONE OUT?
GUITAR, PIANO, TRUMPET, FLUTE
ANSWER: PIANO (IT IS A PERCUSSION INSTRUMENT, THE OTHERS ARE WIND OR STRING INSTRUMENTS)
30. QUESTION: WHICH IS THE ODD ONE OUT?
AIRPLANE, TRAIN, BICYCLE, CAR
ANSWER: BICYCLE (IT DOESN’T REQUIRE FUEL, THE OTHERS DO)
31. QUESTION: WHICH IS THE ODD ONE OUT?
BLUE, GREEN, PURPLE, YELLOW
ANSWER: PURPLE (IT IS A MIX OF BLUE AND RED, THE OTHERS ARE PURE COLORS)
32. QUESTION: WHICH IS THE ODD ONE OUT?
CIRCLE, SQUARE, RECTANGLE, ELLIPSE
ANSWER: RECTANGLE (IT HAS FOUR SIDES, THE OTHERS HAVE CURVED EDGES)
33. QUESTION: WHICH IS THE ODD ONE OUT?
HORSE, DOG, COW, GOAT
ANSWER: DOG (IT IS A CARNIVORE, THE OTHERS ARE HERBIVORES)
34. QUESTION: WHICH IS THE ODD ONE OUT?
PINK, ORANGE, BLUE, RED
ANSWER: BLUE (IT IS A PRIMARY COLOR, THE OTHERS ARE SECONDARY COLORS)
35. QUESTION: WHICH IS THE ODD ONE OUT?
MERCURY, VENUS, EARTH, MOON
ANSWER: MOON (IT IS NOT A PLANET, THE OTHERS ARE PLANETS)
36. QUESTION: WHICH IS THE ODD ONE OUT?
DOLPHIN, WHALE, SHARK, PENGUIN
ANSWER: PENGUIN (IT IS A BIRD, THE OTHERS ARE MAMMALS)
37. QUESTION: WHICH IS THE ODD ONE OUT?
SUNFLOWER, ROSE, DAISY, TULIP
ANSWER: SUNFLOWER (IT GROWS IN A DIFFERENT SHAPE, THE OTHERS ARE TYPICALLY SMALLER FLOWERS)
38. QUESTION: WHICH IS THE ODD ONE OUT?
MERCURY, VENUS, EARTH, MARS
ANSWER: EARTH (IT HAS LIFE, THE OTHERS DO NOT)
39. QUESTION: WHICH IS THE ODD ONE OUT?
ENGLISH, SPANISH, FRENCH, GREEK
ANSWER: GREEK (IT USES A DIFFERENT ALPHABET)
40. QUESTION: WHICH IS THE ODD ONE OUT?
SEA, RIVER, LAKE, OCEAN
ANSWER: RIVER (IT IS A FLOWING BODY OF WATER, THE OTHERS ARE STILL)
41. QUESTION: WHICH IS THE ODD ONE OUT?
PARIS, LONDON, NEW YORK, TOKYO
ANSWER: NEW YORK (IT IS IN AMERICA, THE OTHERS ARE IN EUROPE AND ASIA)
42. QUESTION: WHICH IS THE ODD ONE OUT?
ELEPHANT, GIRAFFE, ZEBRA, LION
ANSWER: LION (IT IS A CARNIVORE, THE OTHERS ARE HERBIVORES)
43. QUESTION: WHICH IS THE ODD ONE OUT?
CIRCLE, SQUARE, TRIANGLE, OVAL
ANSWER: SQUARE (IT HAS FOUR STRAIGHT SIDES, THE OTHERS ARE CURVED)
44. QUESTION: WHICH IS THE ODD ONE OUT?
SPRING, SUMMER, AUTUMN, NOVEMBER
ANSWER: NOVEMBER (IT IS A MONTH, THE OTHERS ARE SEASONS)
45. QUESTION: WHICH IS THE ODD ONE OUT?
ORANGE, APPLE, BANANA, CARROT
ANSWER: CARROT (IT’S A VEGETABLE, THE OTHERS ARE FRUITS)
46. QUESTION: WHICH IS THE ODD ONE OUT?
TULIP, ROSE, DAISY, ORCHID
ANSWER: ORCHID (IT IS A DIFFERENT TYPE OF FLOWER, THE OTHERS ARE COMMON TYPES)
47. QUESTION: WHICH IS THE ODD ONE OUT?
SUN, MOON, EARTH, MARS
ANSWER: MOON (IT IS A SATELLITE, THE OTHERS ARE PLANETS)
48. QUESTION: WHICH IS THE ODD ONE OUT?
BREAD, BUTTER, JAM, CARROT
ANSWER: CARROT (IT IS A VEGETABLE, THE OTHERS ARE FOOD ITEMS TYPICALLY SPREAD ON BREAD)
49. QUESTION: WHICH IS THE ODD ONE OUT?
CHICKEN, PIG, COW, SHEEP
ANSWER: CHICKEN (IT IS A BIRD, THE OTHERS ARE MAMMALS)
50. QUESTION: WHICH IS THE ODD ONE OUT?
DOG, WOLF, FOX, CAT
ANSWER: CAT (IT IS A DOMESTICATED ANIMAL, THE OTHERS ARE WILD)
51. QUESTION: WHICH IS THE ODD ONE OUT?
TEN, THIRTY, FORTY, FIFTY
ANSWER: FORTY (IT IS THE ONLY NUMBER DIVISIBLE BY 4)
52. QUESTION: WHICH IS THE ODD ONE OUT?
SALAD, SOUP, PIZZA, BURGER
ANSWER: SALAD (IT IS TYPICALLY COLD, THE OTHERS ARE HOT)
53. QUESTION: WHICH IS THE ODD ONE OUT?
BUTTERFLY, MOTH, BEE, DRAGONFLY
ANSWER: BEE (IT IS AN INSECT THAT PRODUCES HONEY, THE OTHERS DO NOT)
54. QUESTION: WHICH IS THE ODD ONE OUT?
BRAZIL, ARGENTINA, CHILE, MEXICO
ANSWER: MEXICO (IT IS IN NORTH AMERICA, THE OTHERS ARE IN SOUTH AMERICA)
55. QUESTION: WHICH IS THE ODD ONE OUT?
MARCH, APRIL, MAY, MONDAY
ANSWER: MONDAY (IT IS A DAY, THE OTHERS ARE MONTHS)
56. QUESTION: WHICH IS THE ODD ONE OUT?
BLUE, GREEN, YELLOW, WHITE
ANSWER: WHITE (IT IS A COMBINATION OF ALL COLORS, THE OTHERS ARE PRIMARY COLORS)
57. QUESTION: WHICH IS THE ODD ONE OUT?
WATERMELON, PINEAPPLE, APPLE, MANGO
ANSWER: PINEAPPLE (IT HAS A TOUGH OUTER SHELL, THE OTHERS HAVE A SMOOTH SKIN)
58. QUESTION: WHICH IS THE ODD ONE OUT?
OAK, PINE, MAPLE, ROSE
ANSWER: ROSE (IT IS A FLOWER, THE OTHERS ARE TREES)
59. QUESTION: WHICH IS THE ODD ONE OUT?
LEAF, FLOWER, TREE, ROOT
ANSWER: TREE (IT IS A WHOLE PLANT, THE OTHERS ARE PARTS OF A PLANT)
60. QUESTION: WHICH IS THE ODD ONE OUT?
AFRICA, ASIA, EUROPE, AUSTRALIA
ANSWER: AUSTRALIA (IT IS A COUNTRY AND A CONTINENT, THE OTHERS ARE ONLY CONTINENTS)
61. QUESTION: WHICH IS THE ODD ONE OUT?
BLUE, RED, GREEN, YELLOW
ANSWER: YELLOW (IT IS THE ONLY PRIMARY COLOR NOT PART OF THE RGB SYSTEM)
62. QUESTION: WHICH IS THE ODD ONE OUT?
CHICKEN, DUCK, GOOSE, COW
ANSWER: COW (IT IS A MAMMAL, THE OTHERS ARE BIRDS)
63. QUESTION: WHICH IS THE ODD ONE OUT?
CIRCLE, SQUARE, TRIANGLE, RHOMBUS
ANSWER: TRIANGLE (IT HAS THREE SIDES, THE OTHERS HAVE FOUR SIDES)
64. QUESTION: WHICH IS THE ODD ONE OUT?
HAMMER, SCREWDRIVER, PLIERS, WRENCH
ANSWER: PLIERS (IT IS USED FOR GRIPPING, THE OTHERS ARE USED FOR TURNING)
65. QUESTION: WHICH IS THE ODD ONE OUT?
MERCURY, VENUS, MARS, JUPITER
ANSWER: JUPITER (IT IS A GAS GIANT, THE OTHERS ARE TERRESTRIAL PLANETS)
66. QUESTION: WHICH IS THE ODD ONE OUT?
APPLE, BANANA, ORANGE, POTATO
ANSWER: POTATO (IT’S A TUBER, THE OTHERS ARE FRUITS)
67. QUESTION: WHICH IS THE ODD ONE OUT?
TRIANGLE, SQUARE, CIRCLE, PENTAGON
ANSWER: CIRCLE (IT DOES NOT HAVE STRAIGHT SIDES, THE OTHERS DO)
68. QUESTION: WHICH IS THE ODD ONE OUT?
SUN, MOON, EARTH, MARS
ANSWER: MOON (IT IS A SATELLITE, THE OTHERS ARE PLANETS OR STARS)
69. QUESTION: WHICH IS THE ODD ONE OUT?
MARCH, APRIL, MAY, MONDAY
ANSWER: MONDAY (IT IS A DAY, THE OTHERS ARE MONTHS)
70. QUESTION: WHICH IS THE ODD ONE OUT?
PEN, PENCIL, ERASER, PAPER
ANSWER: ERASER (IT IS USED TO REMOVE, THE OTHERS ARE USED FOR WRITING)
71. QUESTION: WHICH IS THE ODD ONE OUT?
APRIL, MAY, JUNE, SATURDAY
ANSWER: SATURDAY (IT IS A DAY OF THE WEEK, THE OTHERS ARE MONTHS)
72. QUESTION: WHICH IS THE ODD ONE OUT?
RED, BLUE, GREEN, YELLOW
ANSWER: GREEN (IT IS A SECONDARY COLOR, THE OTHERS ARE PRIMARY COLORS)
73. QUESTION: WHICH IS THE ODD ONE OUT?
MERCURY, VENUS, EARTH, SATURN
ANSWER: EARTH (IT IS THE ONLY PLANET WITH LIFE, THE OTHERS DO NOT)
74. QUESTION: WHICH IS THE ODD ONE OUT?
SNAKE, TIGER, LION, ELEPHANT
ANSWER: ELEPHANT (IT’S NOT A CARNIVORE)
75. QUESTION: WHICH IS THE ODD ONE OUT?
JANUARY, MARCH, JUNE, NOVEMBER
ANSWER: JUNE (IT HAS 30 DAYS, THE OTHERS HAVE 31)
76. QUESTION: WHICH IS THE ODD ONE OUT?
WATERMELON, ORANGE, BANANA, TOMATO
ANSWER: BANANA (IT IS NOT A JUICY FRUIT, THE OTHERS ARE)
77. QUESTION: WHICH IS THE ODD ONE OUT?
GRASS, TREE, FLOWER, CONCRETE
ANSWER: CONCRETE (IT’S MAN-MADE, THE OTHERS ARE NATURAL)
78. QUESTION: WHICH IS THE ODD ONE OUT?
CIRCLE, SQUARE, TRIANGLE, OVAL
ANSWER: SQUARE (IT HAS FOUR STRAIGHT SIDES)
79. QUESTION: WHICH IS THE ODD ONE OUT?
CIRCLE, RECTANGLE, SQUARE, PENTAGON
ANSWER: RECTANGLE (IT HAS TWO SETS OF EQUAL SIDES)
80. QUESTION: WHICH IS THE ODD ONE OUT?
SUNFLOWER, DAISY, TULIP, ROSE
ANSWER: ROSE (IT IS TYPICALLY GROWN AS A BUSH, THE OTHERS ARE FLOWERS)

81. QUESTION: WHICH IS THE ODD ONE OUT?
DOLPHIN, SHARK, WHALE, PENGUIN
ANSWER: PENGUIN (IT IS NOT A MAMMAL)
82. QUESTION: WHICH IS THE ODD ONE OUT?
APPLE, ORANGE, BANANA, CARROT
ANSWER: CARROT (IT’S A VEGETABLE, THE OTHERS ARE FRUITS)
83. QUESTION: WHICH IS THE ODD ONE OUT?
MILK, JUICE, TEA, WATER
ANSWER: TEA (IT IS A BEVERAGE WITH CAFFEINE, THE OTHERS ARE MOSTLY WATER-BASED)
84. QUESTION: WHICH IS THE ODD ONE OUT?
CHICKEN, FISH, BEEF, LAMB
ANSWER: FISH (IT IS A TYPE OF SEAFOOD)
85. QUESTION: WHICH IS THE ODD ONE OUT?
MARCH, APRIL, MAY, DECEMBER
ANSWER: DECEMBER (IT IS A WINTER MONTH, THE OTHERS ARE SPRING MONTHS)
86. QUESTION: WHICH IS THE ODD ONE OUT?
BED, SOFA, CHAIR, TABLE
ANSWER: SOFA (IT IS FOR SITTING, THE OTHERS ARE FOR WORKING OR EATING)
87. QUESTION: WHICH IS THE ODD ONE OUT?
EAGLE, FALCON, OWL, SWAN
ANSWER: SWAN (IT’S A WATERFOWL, THE OTHERS ARE BIRDS OF PREY)
88. QUESTION: WHICH IS THE ODD ONE OUT?
RED, BLUE, YELLOW, ORANGE
ANSWER: ORANGE (IT IS A SECONDARY COLOR)
89. QUESTION: WHICH IS THE ODD ONE OUT?
MILK, COFFEE, TEA, JUICE
ANSWER: COFFEE (IT CONTAINS CAFFEINE, THE OTHERS ARE CAFFEINE-FREE)
90. QUESTION: WHICH IS THE ODD ONE OUT?
RECTANGLE, SQUARE, CIRCLE, ELLIPSE
ANSWER: SQUARE (IT HAS EQUAL SIDES, THE OTHERS ARE CURVED)
91. QUESTION: WHICH IS THE ODD ONE OUT?
VENICE, ROME, PARIS, LONDON
ANSWER: PARIS (IT IS IN FRANCE, THE OTHERS ARE IN ITALY AND ENGLAND)
92. QUESTION: WHICH IS THE ODD ONE OUT?
CLOCK, WATCH, PHONE, CALENDAR
ANSWER: CALENDAR (IT IS FOR DAYS AND MONTHS, THE OTHERS ARE USED FOR TIME)
93. QUESTION: WHICH IS THE ODD ONE OUT?
BASKETBALL, BASEBALL, CRICKET, SWIMMING
ANSWER: SWIMMING (IT’S NOT A BALL GAME)
94. QUESTION: WHICH IS THE ODD ONE OUT?
SUMMER, WINTER, AUTUMN, SEPTEMBER
ANSWER: SEPTEMBER (IT IS A MONTH, THE OTHERS ARE SEASONS)
95. QUESTION: WHICH IS THE ODD ONE OUT?
GUITAR, VIOLIN, PIANO, FLUTE
ANSWER: PIANO (IT IS A PERCUSSION INSTRUMENT, THE OTHERS ARE STRING OR WIND INSTRUMENTS)
96. QUESTION: WHICH IS THE ODD ONE OUT?
LIZARD, SNAKE, FROG, GECKO
ANSWER: FROG (IT IS AN AMPHIBIAN, THE OTHERS ARE REPTILES)
97. QUESTION: WHICH IS THE ODD ONE OUT?
BEACH, MOUNTAIN, RIVER, SWIMMING POOL
ANSWER: SWIMMING POOL (IT’S MAN-MADE, THE OTHERS ARE NATURAL)
98. QUESTION: WHICH IS THE ODD ONE OUT?
POTATO, CARROT, ONION, LETTUCE
ANSWER: LETTUCE (IT’S A LEAFY VEGETABLE, THE OTHERS ARE ROOT VEGETABLES)
99. QUESTION: WHICH IS THE ODD ONE OUT?
EIFFEL TOWER, STATUE OF LIBERTY, GREAT WALL OF CHINA, PYRAMIDS OF GIZA
ANSWER: GREAT WALL OF CHINA (IT IS A STRUCTURE, THE OTHERS ARE MONUMENTS)
100. QUESTION: WHICH IS THE ODD ONE OUT?
YELLOW, RED, GREEN, PURPLE
ANSWER: PURPLE (IT IS A COMBINATION OF RED AND BLUE, THE OTHERS ARE PRIMARY COLORS)
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