CSEET Logical Reasoning – Syllogism Practice MCQs

CSEET Logical Reasoning – Syllogism Practice MCQs

Q1.Statements:

All dogs are animals.

All animals are living beings.

Conclusions:

All dogs are living beings.

All living beings are dogs.

A. Only conclusion 1 follows

B. Only conclusion 2 follows

C. Both follow

D. None follow

Answer: A

Explanation:

Since all dogs are animals and all animals are living beings, logically all dogs are living beings. The reverse is not necessarily true.

Q2.Statements:

All books are papers.

Some papers are notes.

Conclusions:

Some books are notes.

All papers are books.

A. Only 1 follows

B. Only 2 follows

C. Both follow

D. None follow

Answer: D

Explanation:

There’s no direct link between books and notes; also, "All papers are books" contradicts the first statement.

Q3.Statements:

Some apples are mangoes.

All mangoes are fruits.

Conclusions:

Some apples are fruits.

Some fruits are apples.

A. Only 1 follows

B. Only 2 follows

C. Both follow

D. None follow

Answer: C

Explanation:

From the statements, “some apples are mangoes” and “all mangoes are fruits,” both conclusions follow logically.

Q4.Statements:

No pen is pencil.

All pencils are erasers.

Conclusions:

No pen is eraser.

Some erasers are pencils.

A. Only 1 follows

B. Only 2 follows

C. Both follow

D. None follow

Answer: B

Explanation:

We can’t conclude about pens and erasers directly. But “some erasers are pencils” definitely follows.

Q5.Statements:

All cars are vehicles.

Some vehicles are buses.

Conclusions:

Some cars are buses.

All buses are vehicles.

A. Only 1 follows

B. Only 2 follows

C. Both follow

D. None follow

Answer: B

Explanation:

From the statements, “All buses are vehicles” is definitely true, while “Some cars are buses” is not.

Q6.Statements:

All roses are flowers.

Some flowers are red.

Conclusions:

Some roses are red.

All red are flowers.

A. Only 1 follows

B. Only 2 follows

C. Both follow

D. None follow

Answer: D

Explanation:

There is no definite link between roses and red flowers.

Q7.Statements:

Some cats are dogs.

No dog is cow.

Conclusions:

Some cats are cows.

Some cats are not cows.

A. Only 1 follows

B. Only 2 follows

C. Both follow

D. None follow

Answer: B

Explanation:

Since no dog is cow and some cats are dogs, at least those cats can’t be cows.

Q8.Statements:

All A are B.

All B are C.

Conclusions:

All A are C.

All C are A.

A. Only 1 follows

B. Only 2 follows

C. Both follow

D. None follow

Answer: A

Explanation:

If A ⊂ B and B ⊂ C, then A ⊂ C.

Q9.Statements:

Some teachers are women.

All women are kind.

Conclusions:

Some teachers are kind.

Some kind people are teachers.

A. Only 1 follows

B. Only 2 follows

C. Both follow

D. None follow

Answer: C

Explanation:

Both conclusions follow as per standard syllogism rules.

Q10.Statements:

All birds are animals.

Some animals are humans.

Conclusions:

Some humans are birds.

All birds are humans.

A. Only 1 follows

B. Only 2 follows

C. Both follow

D. None follow

Answer: D

Explanation:

No direct relation is established between humans and birds.

Q11.Statements:

No fruit is vegetable.

All vegetables are plants.

Conclusions:

No fruit is plant.

Some plants are not fruits.

A. Only 1 follows

B. Only 2 follows

C. Both follow

D. None follow

Answer: B

Explanation:

All vegetables (plants) are not fruits, so some plants are not fruits.

Q12.Statements:

All doctors are educated.

Some educated are rich.

Conclusions:

Some doctors are rich.

Some rich are doctors.

A. Only 1 follows

B. Only 2 follows

C. Both follow

D. None follow

Answer: D

Explanation:

No definite link between doctors and rich is established.

Q13.Statements:

Some pens are blue.

Some blue are red.

Conclusions:

Some pens are red.

Some red are pens.

A. Only 1 follows

B. Only 2 follows

C. Both follow

D. None follow

Answer: D

Explanation:

No definite relationship between pens and red can be established.

Q14.Statements:

All keys are locks.

No lock is door.

Conclusions:

No key is door.

Some locks are keys.

A. Only 1 follows

B. Only 2 follows

C. Both follow

D. None follow

Answer: C

Explanation:

All keys are locks means some locks are keys; and since no lock is door, no key can be door.

Q15.Statements:

Some students are intelligent.

Some intelligent are hardworking.

Conclusions:

Some students are hardworking.

Some hardworking are students.

A. Only 1 follows

B. Only 2 follows

C. Both follow

D. None follow

Answer: D

Explanation:

The connection between students and hardworking people is not definite.

Summary Tip for CSEET Syllogisms

Type Meaning

All A are B A ⊂ B

Some A are B Partial overlap

No A is B Completely separate

Some A are not B Partial non-overlap