Practice MCQ Questions and Answer on Syllogisms

11. Statements :

All the research scholars are psychologists. Some psychologists are scientists.

Conclusions :
I. All the research scholars are scientists.
II. Some research scholars are scientists.
III. Some scientists are psychologists.
IV. Some psychologists are research scholars.

  • (A) Only (III) and (IV)
  • (B) None of the four
  • (C) All the four
  • (D) Only (III)

12. Statements :

All the phones are scales. All the scales are calculators.

Conclusions :
I. All the calculators are scales.
II. All the phones are calculators
III. All the scales are phones.
IV. Some calculators are phones.

  • (A) Only (I) and (IV)
  • (B) Only (III) and (IV)
  • (C) Only (II) and (IV)
  • (D) Only (I) and (II)

13. Statements :

Some papers are pens. All the pencils are pens.

Conclusions :
I. Some pens are pencils.
II. Some pens are papers.

  • (A) Only (I) conclusion follows
  • (B) Only (II) conclusion follows
  • (C) Either (I) or (II) follows
  • (D) Neither (I) nor (II) follows

14. Statements :

Some Poets are poems. No poem is song.

Conclusions :
I. Some Poems are not songs.
II. Some songs are poems.

  • (A) Only I conclusion follows
  • (B) Only II conclusion follows
  • (C) Either I or II follows
  • (D) Neither I nor II follows

15. Statements :

All men are vertebrates. Some mammals are vertebrates.

Conclusions :
I. All men are mammals.
II. All mammals are men.
III. Some vertebrates are mammals.
IV. All vertebrates are men.

  • (A) Only (IV)
  • (B) Only (II)
  • (C) Only (III)
  • (D) Only (I)

16. Statements :

All cars are cats. All fans are cats.

Conclusions :
I. All cars are fans.
II. Some fans are cars.

  • (A) Only (I) conclusion follows
  • (B) Only (II) conclusion follows
  • (C) Either (I) or (II) follows
  • (D) Neither (I) nor (II) follows

17. Statements :

All fans are lamps. Some lamps are birds.

Conclusions :
I. Some birds are fan.
II. All fan being birds is a possibility.

  • (A) If only (I) conclusion follows
  • (B) If only (II) conclusion follows
  • (C) If either conclusion (I) or (II) follows
  • (D) If neither conclusion (I) nor (II) follows

18. Statement :

Some hens are cows. All the cows are horses.

Conclusion :
I. Some horses are hens.
II. Some hens are horses.

  • (A) Only I follows
  • (B) Only II follows
  • (C) Either I or II follows
  • (D) Neither I or II follows

19. Statements :

All the bottles are boxes. All the boxes are bags. Some bags are trays.

Conclusions :
I. Some bottles are trays.
II. Some trays are boxes.
III. All the bottles are bags.
IV. Some trays are bags.

  • (A) Only (III) and (IV)
  • (B) Only (I) and (II)
  • (C) Only (II) and (III)
  • (D) Only (I) and (IV)

20. Statements :

Some cats are mouse. Some cows are cat.

Conclusions :
I. Some cows are mouse.
II. All cows being mouse is a possibility.

  • (A) If only (I) conclusion follows
  • (B) If only (II) conclusion follows
  • (C) If either conclusion (I) or (II) follows
  • (D) If neither conclusion (I) nor (II) follows