Classification - Solved Questions and Answers

Classification is the process of grouping objects, numbers, letters, or words based on shared characteristics or patterns while identifying the odd one out. It tests the ability to recognize similarities and differences within a given set.

Classification questions and answers are provided below for you to learn and practice.

Question 1: Which of the following is the odd one out?

1. Lion
2. Tiger
3. Cheetah
4. Wolf

Answer: (4) Wolf

Explanation: 

Lion, Tiger, and Cheetah are all wild cats (felines), while Wolf is a canine.

Question 2: Identify the item that does not belong in the group:

1. Rose
2. Tulip
3. Lotus
4. Apple

Answer: (4) Apple

Explanation:

Rose, Tulip, and Lotus are flowers; Apple is a fruit.

Question 3: Find the odd number in the following set:

1. 7
2. 13
3. 21
4. 17

Answer: (3) 21

Explanation: 

21 is not a prime number; the others are prime numbers.

Question 4: Which of the following does not belong to the group?

1. Spoon
2. Fork
3. Knife
4. Plate

Answer: (4) Plate

Explanation: 

Spoon, Fork, and Knife are eating utensils used to pick or cut food; Plate is used to hold food.

Question 5: Which of the following is the odd one out?

1. Einstein
2. Newton
3. Tesla
4. Shakespeare

Answer: (4) Shakespeare

Explanation: 

Einstein, Newton, and Tesla are scientists; Shakespeare was a playwright/author.

Question 6: Identify the shape that is different:

1. Square
2. Rectangle
3. Cube
4. Circle

Answer: (3) Cube

Explanation: 

Square, Rectangle, and Circle are 2D shapes; Cube is a 3D shape.

Question 7: Identify the word that is different from the rest.

1. Mercury
2. Moon
3. Venus
4. Earth

Answer: (2) Moon

Explanation: 

Mercury, Venus, and Earth are planets; Moon is a natural satellite.

Question 8: Which of the following words does not belong to the group?

1. Justice
2. Honesty
3. Iron
4. Courage

Answer: (3) Iron

Explanation: 

Justice, Honesty, and Courage are abstract qualities or virtues; Iron is a tangible material (metal).

Question 9: Which word is different from the others?

1. Running
2. Swimming
3. Skating
4. Reading

Answer: (4) Reading

Explanation:

Running, Swimming, and Skating are physical activities; Reading is not.

Question 10: Select the pair that does not belong with the others.

1. Pen : Write
2. Knife : Cut
3. Spoon : Eat
4. Book : Read

Answer: (3) Spoon : Eat

Explanation: 

In the other pairs, the first item is used to perform the second action; Spoon is used for eating, but not to "eat" directly.

Question 11: Choose the word which is different from the rest:

1. Chicken
2. Snake
3. Cow
4. Tiger

Answer: (2) Snake

Explanation:

Chicken, Cow, and Tiger are animals that can be domesticated or commonly found in farming, while Snake is wild and not typically domesticated.

Question 12: Choose the word which is different from the rest:

1. Assets : Liabilities
2. Debit : Credit
3. Income : Expenditure
4. Advantage : Profit

Answer: (4) Advantage : Profit

Explanation:

Assets and Liabilities, Debit and Credit, and Income and Expenditure are financial terms that show opposing or related concepts, whereas Advantage and Profit are not opposites or related in the same direct manner.

Question 13: Choose the letter group which is different

1. MTF
2. SLE
3. RKD
4. UNG

Answer: (2) SLE

Explanation:

All groups except SLE follow a pattern where each letter changes systematically by a certain number of positions in the alphabet (for example, MTF → RKL → RKD), while SLE does not follow this sequence.

Question 14: Choose the word which is different from the rest:

1. Sarangi
2. Telephone
3. Saxophone
4. Xylophone

Answer: (2) Telephone

Explanation:

Sarangi, Saxophone, and Xylophone are musical instruments, while a Telephone is a communication device.

Question 15: Choose the odd word pair:

1. Wool
2. Feather
3. Hair
4. Grass

Answer: (4) Grass

Explanation:

Wool, Feather, and Hair are organic materials produced by animals, while Grass is a plant

Question 16: Which of the following does not belong to the group?

1. Hydrogen
2. Oxygen
3. Carbon
4. Brass

Answer: (4) Brass

Explanation:

Hydrogen, Oxygen, and Carbon are elements, while Brass is an alloy composed of copper and zinc.

Question 17: Choose the odd one:

1. Myanmar
2. Bangladesh
3. Bhutan
4. Thailand

Answer: (4) Thailand

Explanation:

Myanmar, Bangladesh, and Bhutan are landlocked countries in South Asia, while Thailand has a coastline

Question 18: Pick the item that does not fit:

1. 19
2. 23
3. 29
4. 39

Answer: (4) 39

Explanation:

19, 23, and 29 are prime numbers, whereas 39 is not a prime number.

Question 19: Find the odd pair:

1. Gold – Chemical
2. Carrot – Vegetable
3. Rose – Flower
4. Apple – Fruit

Answer: (1) Gold – Chemical

Explanation:

Apple, Carrot, and Rose are living organisms related to their categories (Fruit, Vegetable, Flower), while Gold is a metal and not classified as a chemical.

Question 20: Which of the following does not belong to the group?

1. Fibonacci
2. Pascal
3. Newton
4. Pythagoras

Answer: (3) Newton

Explanation:

Fibonacci, Pascal, and Pythagoras are associated with mathematical theories or concepts, while Newton is primarily known for physics.

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