Ch-21 :- Syllogism :- Exercise 1


✦ Directions : In each of the question below are given two statements followed by two conclusions numbered I and II. You have to take the two given statements to be true even if they seem to be at variance from commonly known facts and decide which of the given conclusion(s) logically follow(s) from the two given statements, disregarding commonly known facts.

Given your answer as
(a) if only conclusion I follows
(b) if only conclusion II follows
(c) if either I or II follows
(d) if neither I nor II follows
(e) if both I and II follow

1. Statements
1. Some players are singers.
2. All singers are tall.
Conclusions :
I. Some players are tall.
II. All players are tall.

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2. Statements
1. Some hats are caps.
2. Some caps are mats
Conclusions :
I. Some caps are hats.
II. Some mats are caps.

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3. Statements :
1. Some vegetables are fruits.
2. No fruit is black.
Conclusions :
I. Some fruits are vegetables.
II. No vegetable is black.

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4. Statements :
1. Some fools are intelligent.
2. Some intelligent are great
Conclusions :
I. Some fools are great
II. All great are intelligent.

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5. Statements :
1. All stones are water
2. Some water are clean.
Conclusions :
I. Some stones are clean.
II. No stone is clean.

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6. Statements :
1. All keys are locks.
2. All locks are screws.
Conclusions :
I. All screws are keys
II. Some locks are keys.

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7. Statements :
1. Some books are pens.
2. No pen is pencil.
Conclusions :
I. Some books are pencils
II. No book is a pencil

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8. Statements :
1. All dogs are monkeys
2. No monkey is a cat.
Conclusions :
I. No dog is a cat.
II. No cat is a dog.

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9. Statements :
1. Some phones are watches.
2. All watches are guns.
Conclusions :
I. All guns are watches
II. Some guns are phones.

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10. Statements :
1. All umbrellas are aeroplanes.
2. Some aeroplanes are birds.
Conclusions :
I. Some umbrellas are birds.
II. Some birds are umbrellas.

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11. Statements :
1. All cars are cats.
2. All fans are cats.
Conclusions :
I. All cars are fans.
II. Some fans are cars.

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12. Statements :
1. Some scooters are trucks.
2. All trucks are trains.
Conclusions :
I. Some scooters are trains.
II. No truck is a scooter.

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13. Statements :
1. All pencils are pens.
2. No pen is a book.
Conclusions :
I. No pencil is a book.
II. Some pens are pencils.

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14. Statements :
1. Some rats are rabbits.
2. All rats are mosquitoes.
Conclusions :
I. Some mosquitoes are rabbits.
II. No rabbit is mosquito.

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15. Statements :
1. All fans are cups.
2. All cups are pillows.
Conclusions :
I. All fans are pillows.
II. All pillows are fans.

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16. Statements :
1. Roma is brilliant.
2. Roma is a woman.
Conclusions :
I. Women are brilliant.
II. Roma is brilliant because she is a woman.

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17. Statements :
1. Some stones are bricks.
2. Some bricks are trees.
Conclusions :
I. Some stones are trees.
II. Some trees are bricks.

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18. Statements :
1. Some whites are black.
2. No black is green.
Conclusions :
I. Some whites are green.
II. Some whites are not green.

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19. Statements :
1. All flowers are stems.
2. All stems are roots.
Conclusions :
I. All roots are flowers.
II. All stems are flowers.

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20. Statements :
1. Some cities are villages.
2. Some towns are villages.
Conclusions :
I. Some cities are towns.
II. No city is a town.

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21. Statements :
1. Some visitors are Indians.
2. Some visitors are Americans.
Conclusions :
I. Some Indians are visitors.
II. All Indians are visitors.

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22. Statements :
1. All books are pencils.
2.Some pencils are cycles.
Conclusions :
I. Some cycles are pencils.
II. Some cycles are books.

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23. Statements :
1.All tigers are ships.
2. Some ships are cupboards.
Conclusions :
I. Some tigers are cupboards.
II. Some cupboards are tigers.

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24. Statements :
1. All pencils are bricks.
2. All bricks are bottles.
Conclusions :
I. All pencils are bottles.
II. All bricks are pencils.

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25. Statements :
1. All tigers are ships.
2. Some ships are cupboards.
Conclusions :
I. Some ships are tigers.
II. Some cupboards are not ships.

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26. Statements :
1. Some stones are cups.
2. Some cups are black.
Conclusions :
I. Some blacks are not cups.
II. Some cups are stones.

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27. Statements :
1. Some clips are small.
2. All small are big.
Conclusions :
I. All big are small.
II. All small are clips.

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28. Statements :
1.Some books are toys.
2. No toy is red.
Conclusions :
I. Some books are red.
II. Some toys are books.

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29. Statements :
1. All books are pencils.
2. All pencils are pins.
Conclusions :
I. Some pins are books.
II. No pin is a book.

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30. Statements :
1. All papers are files.
2. Some files are pens.
Conclusions :
I. No paper is a pen.
II. Some pens are papers.

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31. Statements :
1. All books are papers.
2.All papers are sticks.
Conclusions :
I. Some sticks are books.
II. Some sticks are papers.

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32. Statements :
1. Some chairs are steels.
2. Some steels are wood.
Conclusions :
I. Some wood are chairs.
II. Some wood are steels.

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33. Statements :
1.Some bags are hots.
2. All hots are cakes.
Conclusions :
I. All cakes are bags.
II. All bags are cakes.

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34. Statements :
1. All pens are cycles.
2. All pigs are cycles.
Conclusions :
I. No pig is pen.
II. Some pigs are pens.

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35. Statements :
1. All plants are trees.
2. No tree is green.
Conclusions :
I. Some plants are green.
II. Those plants which are not trees are green.

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