Classification
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Study Material
Sample Questions – Classification
Classification questions test a candidate’s ability to identify similarities, relationships, patterns, and differences among given elements. The main objective is to identify the element that does not belong to the group.
These questions are commonly asked in Banking, SSC, Railway, Insurance, MBA entrance, and government competitive examinations.
Sample Question 1 – Word Classification
Choose the odd one out:
A. Rose
B. Lotus
C. Tulip
D. Car
Correct Answer: D. Car
Explanation:
Rose, Lotus, and Tulip are flowers, while Car is a vehicle.
Sample Question 2 – Animal Classification
Identify the odd one out:
A. Lion
B. Tiger
C. Leopard
D. Mango
Correct Answer: D. Mango
Explanation:
Lion, Tiger, and Leopard are animals, while Mango is a fruit.
Sample Question 3 – Number Classification
Choose the odd number:
A. 16
B. 25
C. 36
D. 45
Correct Answer: D. 45
Explanation:
16, 25, and 36 are perfect squares:
16 = 4²
25 = 5²
36 = 6²
45 is not a perfect square.
Sample Question 4 – Prime Number Classification
Find the odd one out:
A. 11
B. 13
C. 17
D. 21
Correct Answer: D. 21
Explanation:
11, 13, and 17 are prime numbers, while 21 is not prime.
Sample Question 5 – Letter Classification
Choose the odd letter group:
A. ABC
B. DEF
C. GHI
D. JLN
Correct Answer: D. JLN
Explanation:
ABC, DEF, and GHI are consecutive letter groups, while JLN skips letters.
Sample Question 6 – Alphabet Position Logic
Identify the odd one out:
A. H
B. T
C. Z
D. Q
Correct Answer: D. Q
Explanation:
Alphabet positions:
- H = 8 (Even)
- T = 20 (Even)
- Z = 26 (Even)
- Q = 17 (Odd)
Sample Question 7 – Functional Relationship
Choose the odd pair:
A. Knife : Cut
B. Pen : Write
C. Clock : Time
D. Chair : Sleep
Correct Answer: D. Chair : Sleep
Explanation:
Knife, Pen, and Clock are correctly matched with their functions, while Chair is not mainly used for sleeping.
Sample Question 8 – Raw Material Relationship
Find the odd pair:
A. Gold : Ornament
B. Wood : Furniture
C. Cloth : Garment
D. Water : Pencil
Correct Answer: D. Water : Pencil
Explanation:
The first three pairs show raw material to product relationships, while Water is not used to make pencils.
Sample Question 9 – Cube Number Classification
Choose the odd number:
A. 8
B. 27
C. 64
D. 45
Correct Answer: D. 45
Explanation:
8 = 2³
27 = 3³
64 = 4³
45 is not a cube number.
Sample Question 10 – Synonym Classification
Identify the odd pair:
A. Big : Large
B. Tiny : Small
C. Happy : Joyful
D. Hot : Cold
Correct Answer: D. Hot : Cold
Explanation:
The first three are synonym pairs, while Hot and Cold are antonyms.
Sample Question 11 – Multiple Classification Logic
Choose the odd one out:
A. Apple
B. Mango
C. Banana
D. Potato
Correct Answer: D. Potato
Explanation:
Apple, Mango, and Banana are fruits, while Potato is a vegetable.
Sample Question 12 – Reverse Alphabet Pattern
Choose the odd one out:
A. ZYX
B. WVU
C. TSR
D. OPQ
Correct Answer: D. OPQ
Explanation:
ZYX, WVU, and TSR follow reverse alphabetical order, while OPQ follows forward order.
Sample Question 13 – Mixed Classification
Find the odd one out:
A. OE3
B. XD6
C. JB5
D. PH3
Correct Answer: D. PH3
Explanation:
O = 15, E = 5 → 15 ÷ 5 = 3
P = 16, H = 8 → 16 ÷ 8 = 2
Therefore, PH3 does not follow the same logic.
Sample Question 14 – Divisibility Pattern
Choose the odd number:
A. 18
B. 27
C. 36
D. 40
Correct Answer: D. 40
Explanation:
18, 27, and 36 are divisible by 9, while 40 is not.
Sample Question 15 – Profession Classification
Identify the odd one out:
A. Doctor
B. Engineer
C. Teacher
D. Hospital
Correct Answer: D. Hospital
Explanation:
Doctor, Engineer, and Teacher are professions, while Hospital is a place.
Quick Solving Tips for Classification
- Identify the common property first.
- Compare all options carefully.
- Check hidden relationships.
- Use alphabet positions when needed.
- Verify numerical properties.
- Observe category relationships.
- Use elimination technique.
- Confirm the final answer logically.
Most Important Areas in Exams
| Topic | Importance Level |
|---|---|
| Word Classification | Very High |
| Number Classification | Very High |
| Letter Classification | High |
| Alphabet Logic | High |
| Mixed Classification | Moderate |
| Relationship-Based Questions | High |
Practice Strategy
- Practice word and number classification daily.
- Memorize alphabet positions.
- Learn common numerical properties.
- Practice pattern recognition regularly.
- Solve previous year reasoning questions.
- Analyze hidden logical relationships.
Final Takeaway
Sample Questions in Classification help candidates improve logical comparison, pattern recognition, category analysis, and analytical reasoning skills. Regular practice strengthens the ability to identify similarities and differences quickly and accurately.
Strong observation skills and systematic analysis are the keys to solving Classification questions efficiently in competitive examinations.