Logical Reasoning 120 PYQS PART 4 FOR NTA UGC NET SET SLET

Logical Reasoning 120 PYQS PART 4 FOR NTA UGC NET SET SLET

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Q.61. Saturn and Mars are planets like the earth. They borrow light from the Sun and moves around the Sun as the Earth does. So those planets are inhabited by various orders of creatures as the earth is. What type of argument is contained in the above passage?

(A) Deductive

(B) Astrological

(C) Analogical

(D) Mathematical

Answer – C


Q.62.  Given below are two premises. Four conclusions are drawn from those two premises in four codes. Select the code that states the conclusion validly drawn.


(i) All saints are religious, (major)

(ii) Some honest persons are saints. (minor)


(A) All saints are honest.

(B) Some saints are honest.

(C) Some honest persons are religious.

(D) All religious persons are honest

Answer – C



Q.63.  If two propositions having the same subject and predicate terms can both be true but can not both be false, the relation between those two propositions is called

(A) contradictory

(B) contrary

(C) sub-contrary

(D) subaltern

Answer – C


Q.64.  “If a large diamond is cut up into little bits, it will lose its value just as an army is divided up into small units of soldiers, it loses its strength.” The argument put above may be called as

(A) Analogical

(B) Deductive

(C) Statistical

(D) Causal

Answer – A


Q.65.  Given below are some characteristics of logical argument. Select the code which expresses a characteristic which is not of inductive in character.

(A) The conclusion is claimed to follow from its premises.

(B) The conclusion is based on causal relation.

(C) The conclusion conclusively follows from its premises.

(D) The conclusion is based on observation and experiment.

Answer – A



Q.66.  Given below are two premises and four conclusions drawn from those premises. Select the code that expresses conclusion drawn validly from the premises (separately or jointly).


(a) All dogs are mammals.

(b) No cats are dogs.


(i) No cats are mammals.

(ii) Some cats are mammals.

(iii) No dogs are cats.

(iv) No dogs are non-mammals.


(A) (i) only

(B) (i) and (ii)

(C) (iii) and (iv)

(D) (ii) and (iii)

Answer – A



Q.67.  “A man ought no more to value himself for being wiser than a woman if he owes his advantage to a better education, than he ought to boast of his courage for beating a man when his hands were tied.”

The above passage is an instance of

(A)    Deductive argument   

(B)    Hypothetical argument

(C)    Analogical argument   

(D)    Factual argument

Answer – C


Q.68.  By which of the following proposition, the proposition wise men are hardly afraid death is contradicted?

(A)    Some wise men are afraid of death.

(B)    All wise men are afraid of death.

(C)    No wise men is afraid of death.

(D)    Some wise men are not afraid of death.

Answer – B


Q.69. When in a group of propositions, one proposition is claimed to follow from the others, the group of propositions is called

(A)    An argument     

(B)    A valid argument

(C)    An explanation   

(D)    An invalid argument

Answer – A



Q.70.  If we want to seek new knowledge of facts about the world, we must rely on reason of the type:

(1) Inductive

(2) Deductive

(3) Demonstrative

(4) Physiological

Answer – 1


Q.71.  A deductive argument is invalid if:

(1) Its premises and conclusions are all false

(2) Its premises are true but its conclusion is false

(3) Its premises are false but its conclusion is true

(4) Its premises and conclusions are all true

Answer – 3


Q.72.  Inductive reasoning is grounded on:

(1) Integrity of nature

(2) Unity of nature

(3) Uniformity of nature

(4) Harmony of nature

Answer – 3


Q.73.  Among the following statements two are contradictory to each other. Select the correct code that represents them:


(a) All poets are philosophers.

(b) Some poets are philosophers.

(c) Some poets are not philosophers.

(d) No philosopher is a poet.


(1) (a)and(b)

(2) (a) and (d)

(3) (a) and (c)

(4) (b) and (c)

Answer – 3


Q.74.  Which of the codes given below contains only the correct statements? Select the code:

Statements :

(a) Venn diagram represents the arguments graphically.

(b) Venn diagram can enhance our understanding.

(c) Venn diagram may be called valid or invalid.

(d) Venn diagram is clear method of notation.


(1) (a), (b) and (c)

(2) (a), (b) and (d)

(3) (b), (c) and (d)

(4) (a), (c) and (d)

Answer – 2


Q.75. When the purpose of a definition is to explain the use or to eliminate ambiguity the definition is called:

(1) Stipulative

(2) Theoretical

(3) Lexical

(4) Persuasive

Answer – 4




Q.76.  Consider the argument given below;

‘Pre – employment testing of teachers is quite fair because doctors; architects and engineers who are now employed had to face such a testing.’

What type of argument it is?

(1) Deductive      

(2) Analogical 

(3) Psychological       

(4) Biological

Answer – 2


Q.77.  Among the following propositions two are related in such a way that they can both be true although they cannot both be false. Which are those propositions? Select the correct code.


(a) Some priests are cunning.

(b) No priest is cunning.

(c) All priests are cunning.

(d) Some priests are not cunning.


(1) (a) and (b)        

(2) (c) and (d)

(3) (a) and (c)       

(4) (a) and (d)

Answer – 4


Q.78.  A Cluster of propositions with a structure thai exhibits some inference is called:

(1) An inference        

(2) An argument

(3) An explanation    

(4) A valid argument

Answer – 2


Q.79.  Consider the following assertion (A)and reason (R) and select the correct code given below:

(A): No man is perfect.

(R): Some men are not perfect.

(1) Both (A) and (R) are true but (R) does not provide sufficient reason for (A).

(2) Both (A) and (R) are true and (R) provides sufficient reason for (A).

(3) (A) is true but (R) is false

(4) (A) is false but (R) is true

Answer – 1


Q.80.  A definition that has a meaning that is deliberately assigned to some symbol is called:

(1) Lexical        

(2) Precising       

(3) Stipulative 

(4) Persuasive

Answer – 3



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