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★ UGC NET Paper-I · Logical Reasoning

Analogy / सादृश्य

Complete tutorial: Meaning & structure (A : B :: C : D), Types of analogy (Synonym/Antonym, Part–Whole, Cause–Effect, Tool–Function, Worker–Workplace, Degree & Classification), Strength of analogical arguments, Relevant similarity vs Superficial similarity.

1

Meaning & Structure — अर्थ एवं संरचना

Analogy (सादृश्य) दो pairs के बीच similarity/relationship को दर्शाता है।

A : B :: C : D

Read as: "A is to B as C is to D"

Example:

  • Doctor : Hospital :: Teacher : School
  • Doctor works in a hospital — Teacher works in a school.

Structure:

  • A : B — First pair (the known relationship)
  • C : D — Second pair (the relationship to be identified)
  • The relationship between A and B must be same as the relationship between C and D
2

Types of Analogy — सादृश्य के प्रकार

  • Synonym / Antonym — पर्यायवाची / विलोम
  • Part–Whole — भाग–सम्पूर्ण
  • Cause–Effect — कारण–प्रभाव
  • Tool–Function — उपकरण–कार्य
  • Worker–Workplace — कार्यकर्ता–कार्यस्थल
  • Degree & Classification — डिग्री एवं वर्गीकरण
3

Synonym / Antonym — पर्यायवाची / विलोम

  • Synonym Analogy: दो words का अर्थ same होता है।
  • Antonym Analogy: दो words के अर्थ opposite होते हैं।

Examples:

  • Synonym: Happy : Joyful :: Sad : Depressed
  • Antonym: Hot : Cold :: Light : Dark
  • Synonym: Brave : Courageous :: Kind : Benevolent
  • Antonym: Success : Failure :: Win : Lose
4

Part–Whole — भाग–सम्पूर्ण

One term is a part of the other, or a component of the whole.

Examples:

  • Wheel : Car :: Leaf : Tree — Wheel is part of car; Leaf is part of tree.
  • Page : Book :: Room : House — Page is part of book; Room is part of house.
  • Finger : Hand :: Toe : Foot — Finger is part of hand; Toe is part of foot.
  • Chapter : Book :: Scene : Movie — Chapter is part of book; Scene is part of movie.
5

Cause–Effect — कारण–प्रभाव

One term is the cause and the other is the effect (or vice versa).

Examples:

  • Rain : Flood :: Heat : Drought — Rain causes flood; Heat causes drought.
  • Study : Success :: Hard Work : Achievement — Study leads to success; Hard work leads to achievement.
  • Smoking : Cancer :: Overeating : Obesity — Smoking causes cancer; Overeating causes obesity.
  • Practice : Perfection :: Preparation : Success — Practice leads to perfection; Preparation leads to success.
6

Tool–Function — उपकरण–कार्य

One term is a tool and the other is its function/use.

Examples:

  • Pen : Write :: Knife : Cut — Pen is used to write; Knife is used to cut.
  • Brush : Paint :: Broom : Sweep — Brush is used to paint; Broom is used to sweep.
  • Thermometer : Temperature :: Barometer : Pressure — Thermometer measures temperature; Barometer measures pressure.
  • Calculator : Calculate :: Computer : Process — Calculator is used to calculate; Computer is used to process.
7

Worker–Workplace — कार्यकर्ता–कार्यस्थल

One term is a worker/person and the other is the place where they work.

Examples:

  • Doctor : Hospital :: Teacher : School — Doctor works in a hospital; Teacher works in a school.
  • Judge : Court :: Chef : Kitchen — Judge works in a court; Chef works in a kitchen.
  • Pilot : Airplane :: Driver : Car — Pilot works in an airplane; Driver works in a car.
  • Miner : Mine :: Farmer : Farm — Miner works in a mine; Farmer works on a farm.
8

Degree & Classification — डिग्री एवं वर्गीकरण

  • Degree Analogy: Words show a gradual difference in intensity/intensity level.
  • Classification Analogy: One term is a category/class of the other.

Degree Examples:

  • Cold : Freezing :: Warm : Hot — Cold is less intense than freezing; Warm is less intense than hot.
  • Happy : Ecstatic :: Sad : Depressed — Happy is less intense than ecstatic; Sad is less intense than depressed.
  • Rain : Downpour :: Breeze : Gale — Rain is less intense than downpour; Breeze is less intense than gale.

Classification Examples:

  • Rose : Flower :: Dog : Mammal — Rose is a type of flower; Dog is a type of mammal.
  • Chair : Furniture :: Apple : Fruit — Chair is a type of furniture; Apple is a type of fruit.
  • Sparrow : Bird :: Tulsi : Plant — Sparrow is a type of bird; Tulsi is a type of plant.
9

Strength of Analogical Arguments — सादृश्य तर्कों की बल

An analogical argument is stronger when:

  • More similarities between the two cases
  • Relevant similarities (not superficial)
  • Fewer irrelevant differences between the two cases
  • The similarity is directly related to the conclusion
  • More instances (multiple examples) of the analogy
  • The conclusion is modest and specific (not overgeneralised)
Stronger Analogy = More Relevant Similarities + Fewer Irrelevant Differences

Weaker Analogy:

  • Few similarities
  • Superficial similarities (look alike but not related)
  • Many irrelevant differences
  • Conclusion is overgeneralised
10

Relevant vs Superficial Similarity — प्रासंगिक vs सतही समानता

  • Relevant Similarity — प्रासंगिक समानता: Similarities that are directly connected to the conclusion/argument. They matter to the reasoning.
  • Superficial Similarity — सतही समानता: Similarities that are surface-level, incidental and not related to the conclusion. They look similar but don't matter to the argument.

Example:

  • Relevant: Two cars have the same engine type, same weight, same tyre brand → Likely similar performance. (Relevant to conclusion about performance).
  • Superficial: Two cars have the same colour, same seats, same logo → But different engine and build → Likely different performance. (Colour/logo is superficial).

Exam Tip: Good analogies use relevant similarities. Weak analogies rely on superficial similarities.

11

Common Exam Traps — सामान्य परीक्षा जाल

  • Trap 1: All similarities make an analogy stronger → ❌ Only relevant similarities make it stronger.
  • Trap 2: The relationship in A:B is always the same direction as C:D → ❌ The direction must be consistent but sometimes the order can be different.
  • Trap 3: Synonym = exactly same meaning → ❌ They are close/related meanings, not always identical.
  • Trap 4: Part–Whole analogy = any part of any whole → ❌ The part must be a fundamental component of the whole.
  • Trap 5: Cause–Effect analogy = any two things that happen together → ❌ There must be a causal relationship, not just coincidence.
  • Trap 6: Tool–Function = any tool and any action → ❌ The tool must be primarily used for that function.
  • Trap 7: More examples always make analogy stronger → ❌ More examples help, but relevance of similarities matters more.
12

Practice Questions — अभ्यास प्रश्न

Question 1 (Synonym)

Happy : Joyful :: Sad : ?

  • A. Angry
  • B. Depressed
  • C. Excited
  • D. Nervous
Answer: B. Depressed

Explanation: Happy is a synonym of Joyful; Sad is a synonym of Depressed.

Question 2 (Antonym)

Hot : Cold :: Light : ?

  • A. Bright
  • B. Heavy
  • C. Dark
  • D. Dim
Answer: C. Dark

Explanation: Hot is antonym of Cold; Light is antonym of Dark.

Question 3 (Part–Whole)

Finger : Hand :: Toe : ?

  • A. Foot
  • B. Leg
  • C. Head
  • D. Body
Answer: A. Foot

Explanation: Finger is part of Hand; Toe is part of Foot.

Question 4 (Cause–Effect)

Rain : Flood :: Heat : ?

  • A. Cold
  • B. Drought
  • C. Water
  • D. Heat
Answer: B. Drought

Explanation: Rain causes Flood; Heat causes Drought.

Question 5 (Tool–Function)

Pen : Write :: Knife : ?

  • A. Eat
  • B. Cut
  • C. Paint
  • D. Cook
Answer: B. Cut

Explanation: Pen is used to Write; Knife is used to Cut.

Question 6 (Worker–Workplace)

Doctor : Hospital :: Teacher : ?

  • A. Court
  • B. School
  • C. Office
  • D. Factory
Answer: B. School

Explanation: Doctor works in Hospital; Teacher works in School.

Question 7 (Degree)

Cold : Freezing :: Warm : ?

  • A. Cool
  • B. Hot
  • C. Boiling
  • D. Chilly
Answer: B. Hot

Explanation: Cold is a milder form of Freezing; Warm is a milder form of Hot.

Question 8 (Classification)

Rose : Flower :: Dog : ?

  • A. Pet
  • B. Mammal
  • C. Animal
  • D. Dog
Answer: B. Mammal

Explanation: Rose is a type of Flower; Dog is a type of Mammal.

13

One-Page Revision — एक पेज में पुनरावृत्ति

Analogy = A : B :: C : D (Same relationship)

Types of Analogy:

  • Synonym: Same meaning → Happy : Joyful
  • Antonym: Opposite meaning → Hot : Cold
  • Part–Whole: Component → Finger : Hand
  • Cause–Effect: Cause leads to effect → Rain : Flood
  • Tool–Function: Tool use → Pen : Write
  • Worker–Workplace: Person & place → Doctor : Hospital
  • Degree: Intensity level → Cold : Freezing
  • Classification: Category → Rose : Flower

Strength of Analogical Arguments:

  • More relevant similarities → Stronger
  • Fewer irrelevant differences → Stronger
  • Relevant similarity > Superficial similarity

Exam Formula:

Identify Relationship → Apply Same Relationship → Find Missing Term

UGC NET में Analogy के questions relationship identification और application पर based होते हैं।

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