Syllogism Questions and Answers

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Q11
&nbsp;In each of the following questions two statements are given and these statements are followed by two conclusions numbered (1) and (2). You have to take the given two statements to be true even if they seem to be at variance from commonly known facts. Read the conclusions and then decide which of the given conclusions logically follows from the two given statements, disregarding commonly known facts. <div>&nbsp;</div> <div>Give answer:</div> <div>&nbsp;</div> <div>(A) If only (1) conclusion follows</div> <div>(B) If sonly (2) conclusion follows</div> <div>(C) If either (1) or (2) follows</div> <div>(D) If neither (1) nor (2) follows and</div> <div>(E) If both (1) and (2) follow.</div> <div> <div>Statements: Some dogs are bats. Some bats are cats.</div> <div>&nbsp;</div> <div>Conclusions:</div> <div>&nbsp;</div> <div>Some dogs are cats.</div> <div>Some cats are dogs.</div> &nbsp;</div>
  • A Only (1) conclusion follows
  • B Only (2) conclusion follows
  • C Either (1) or (2) follows
  • D Neither (1) nor (2) follows
Answer: Option D
Q12
&nbsp;In each of the following questions two statements are given and these statements are followed by two conclusions numbered (1) and (2). You have to take the given two statements to be true even if they seem to be at variance from commonly known facts. Read the conclusions and then decide which of the given conclusions logically follows from the two given statements, disregarding commonly known facts. <div>&nbsp;</div> <div>Give answer:</div> <div>&nbsp;</div> <div>(A) If only (1) conclusion follows</div> <div>(B) If sonly (2) conclusion follows</div> <div>(C) If either (1) or (2) follows</div> <div>(D) If neither (1) nor (2) follows and</div> <div>(E) If both (1) and (2) follow. <div>Statements: All the trucks are flies. Some scooters are flies.</div> <div>&nbsp;</div> <div>Conclusions:</div> <div>&nbsp;</div> <div>All the trucks are scooters.</div> <div>Some scooters are trucks.</div> &nbsp;</div>
  • A Only (1) conclusion follows
  • B Only (2) conclusion follows
  • C Either (1) or (2) follows
  • D Neither (1) nor (2) follows
Answer: Option D
Q13
&nbsp;n each of the following questions two statements are given and these statements are followed by two conclusions numbered (1) and (2). You have to take the given two statements to be true even if they seem to be at variance from commonly known facts. Read the conclusions and then decide which of the given conclusions logically follows from the two given statements, disregarding commonly known facts. <div>&nbsp;</div> <div>Give answer:</div> <div>&nbsp;</div> <div>(A) If only (1) conclusion follows</div> <div>(B) If sonly (2) conclusion follows</div> <div>(C) If either (1) or (2) follows</div> <div>(D) If neither (1) nor (2) follows and</div> <div>(E) If both (1) and (2) follow. <div>Statements: All buildings are chalks. No chalk is toffee.</div> <div>&nbsp;</div> <div>Conclusions:</div> <div>&nbsp;</div> <div>No building is toffee</div> <div>All chalks are buildings</div> &nbsp;</div>
  • A Only (1) conclusion follows
  • B Only (2) conclusion follows
  • C Either (1) or (2) follows
  • D Neither (1) nor (2) follows
Answer: Option A
Q14
&nbsp;In each of the following questions two statements are given and these statements are followed by two conclusions numbered (1) and (2). You have to take the given two statements to be true even if they seem to be at variance from commonly known facts. Read the conclusions and then decide which of the given conclusions logically follows from the two given statements, disregarding commonly known facts. <div>&nbsp;</div> <div>Give answer:</div> <div>&nbsp;</div> <div>(A) If only (1) conclusion follows</div> <div>(B) If sonly (2) conclusion follows</div> <div>(C) If either (1) or (2) follows</div> <div>(D) If neither (1) nor (2) follows and</div> <div>(E) If both (1) and (2) follow. <div>Statements: All cars are cats. All fans are cats.</div> <div>&nbsp;</div> <div>Conclusions:</div> <div>&nbsp;</div> <div>All cars are fans.</div> <div>Some fans are cars.</div> &nbsp;</div>
  • A Only (1) conclusion follows
  • B Only (2) conclusion follows
  • C Either (1) or (2) follows
  • D Neither (1) nor (2) follows
Answer: Option D
Q15
Statements: All cats are animals. Some animals are dogs. Conclusions: I. Some cats are dogs. II. All dogs are cats.
  • A a) Only I follows
  • B b) Only II follows
  • C c) Either I or II follows
  • D d) Neither I nor II follows
Answer: Option D
Explanation: The statements do not establish any direct link between cats and dogs.
Q16
Statements: All roses are flowers. No flower is plastic. Conclusions: I. No rose is plastic. II. Some plastics are not roses.
  • A a) Only I follows
  • B b) Only II follows
  • C c) Both follow
  • D d) Neither follows
Answer: Option C
Explanation: Rose ⟹ Flower ⟹ Not plastic, so both conclusions logically follow.
Q17
Statements: Some books are pens. All pens are pencils. Conclusions: I. Some pencils are books. II. All books are pencils.
  • A a) Only I follows
  • B b) Only II follows
  • C c) Either I or II follows
  • D d) Neither I nor II follows
Answer: Option A
Explanation: “Some books are pens” and “All pens are pencils” imply some pencils are books.
Q18
Statements: All fruits are sweet. Some sweets are sour. Conclusions: I. Some fruits are sour. II. Some sweets are fruits.
  • A a) Only I follows
  • B b) Only II follows
  • C c) Both follow
  • D d) Neither follows
Answer: Option D
Explanation: No direct connection between fruits and sour items is given.
Q19
Statements: Some birds are parrots. All parrots are green. Conclusions: I. Some birds are green. II. All birds are green.
  • A a) Only I follows
  • B b) Only II follows
  • C c) Either I or II follows
  • D d) Neither I nor II follows
Answer: Option A
Explanation: Parrots are green and some birds are parrots ⇒ Some birds are green.
Q20
Statements: All men are mortal. Socrates is a man. Conclusions: I. Socrates is mortal. II. All mortals are men.
  • A a) Only I follows
  • B b) Only II follows
  • C c) Both follow
  • D d) Neither follows
Answer: Option A
Explanation: A classic syllogism example – All men → mortal; Socrates → man ⇒ mortal.
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