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Mechanical Engineering Exam  >  Mechanical Engineering Test  >  General Aptitude for GATE  >  Test: Logical Connectives- 1 - Mechanical Engineering MCQ

Logical Connectives- 1 - GATE ME General Aptitude Free MCQ Test with solutions


MCQ Practice Test & Solutions: Test: Logical Connectives- 1 (10 Questions)

You can prepare effectively for Mechanical Engineering General Aptitude for GATE with this dedicated MCQ Practice Test (available with solutions) on the important topic of "Test: Logical Connectives- 1". These 10 questions have been designed by the experts with the latest curriculum of Mechanical Engineering 2026, to help you master the concept.

Test Highlights:

  • - Format: Multiple Choice Questions (MCQ)
  • - Duration: 10 minutes
  • - Number of Questions: 10

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Test: Logical Connectives- 1 - Question 1
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Q. Statements: All branches are flowers. All flowers are leaves.

Conclusions:

  1. All branches are leaves.
  2. All leaves are branches.
  3. All flowers are branches.
  4. Some leaves are branches.

Detailed Solution: Question 1

Since both the premises are universal and affirmative, the conclusion must be universal affirmative and should not contain the middle term. So, it follows that 'All branches are leaves'. Thus, I follows. IV is the converse of this conclusion and so it also holds.

Test: Logical Connectives- 1 - Question 2
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Statements: Some bags are pockets. No pocket is a pouch.

Conclusions:

  1. No bag is a pouch.
  2. Some bags are not pouches.
  3. Some pockets are bags.
  4. No pocket is a bag.

Detailed Solution: Question 2

Explanation:

Since one premise is particular and the other negative, the conclusion must be particular negative and should not contain the middle term. So, II follows. III is the converse of the first premise and thus it also holds.

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Test: Logical Connectives- 1 - Question 3
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Statements: All aeroplanes are trains. Some trains are chairs.

Conclusions:

  1. Some aeroplanes are chairs.
  2. Some chairs are aeroplanes.
  3. Some chairs are trains.
  4. Some trains are aeroplanes.

Detailed Solution: Question 3

Explanation:

Since the middle term 'trains' is not distributed even once in the/premises, no definite conclusion follows. However, III is the converse of the second premise while IV is the converse of the first premise. So, both of them hold.

Test: Logical Connectives- 1 - Question 4
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Statements: All politicians are honest. All honest are fair.

Conclusions:

  1. Some honest are politicians.
  2. No honest is politician.
  3. Some fair are politicians.
  4. All fair are politicians.

Detailed Solution: Question 4

Clearly, it follows that 'All politicians are fair'. I is the converse of the first premise, while III is the converse of the above conclusion. So, both I and III hold.

Test: Logical Connectives- 1 - Question 5
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Statements: Some clothes are marbles. Some marbles are bags.

Conclusions:

  1. No cloth is a bag.
  2. All marbles are bags.
  3. Some bags are clothes.
  4. No marble is a cloth.

Detailed Solution: Question 5

Explanation:

Since both the premises are particular, no definite conclusion follows. However, I and III involve only the extreme terms and form a complementary pair. Thus, either I or III follows.

Test: Logical Connectives- 1 - Question 6
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Statements: Some tables are TVs. Some TVs are radios.

Conclusions:

  1. Some tables are radios.
  2. Some radios are tables.
  3. All radios are TVs.
  4. All TVs are tables.

Detailed Solution: Question 6

So, none of the given options.

Test: Logical Connectives- 1 - Question 7
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Statements: All terrorists are guilty. All terrorists are criminals.

Conclusions:

  1. Either all criminals are guilty or all guilty are criminals.
  2. Some guilty persons are criminals.
  3. Generally criminals are guilty.
  4. Crime and guilt go together.

Detailed Solution: Question 7

Explanation:

Since the middle term 'terrorists' is distributed twice in the premises, the conclusion cannot be universal. So, it follows that 'Some guilty persons are criminals'. Thus, II holds.

Test: Logical Connectives- 1 - Question 8
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Statements: Some books are pens. No pen is pencil.

Conclusions:

  1. Some pens are books.
  2. Some pencils are books.
  3. Some books are not pencils.
  4. All pencils are books.

Detailed Solution: Question 8

Explanation:

Since one premise is particular and the other negative, the conclusion must be particular negative and should not contain the middle term. Thus, III follows. I is the converse of the first premise and so it also holds.

Test: Logical Connectives- 1 - Question 9
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Statements: Some bottles are drinks. All drinks are cups.

Conclusions:

  1. Some bottles are cups.
  2. Some cups are drinks.
  3. All drinks are bottles.
  4. All cups are drinks.

Detailed Solution: Question 9

Explanation:

Since one premise is particular, the conclusion must be particular and should not contain the middle term. So, it follows that 'Some bottles are cups'. Thus, I follows. II is the converse of the second premise and so it also holds.

Test: Logical Connectives- 1 - Question 10
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Statements: Some houses are offices. Some offices are schools.

Conclusions:

  1. Some schools are houses.
  2. Some offices are houses.
  3. No house is school.
  4. Some schools are offices.

Detailed Solution: Question 10

Explanation:

Since both the premises are particular, no definite conclusion follows. However, I and III involve only the extreme terms and form a complementary pair. So, either I or III follows. II is the converse of the first premise while IV is the converse of the second premise. Thus, both of them hold.

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About this Mechanical Engineering Practice Test

This test contains 10 MCQs on Logical Connectives- 1 with detailed solutions for each question. It is part of the General Aptitude for GATE course on EduRev, designed to align with the current Mechanical Engineering syllabus. Each solution explains not just the correct answer but also gives you an understanding of the topic — not just to attempt the question but also help you prepare for the exam with practice.

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