
Statements
1. Some Snakes are lizards.
2. Some lizards are reptiles.
Conclusions
I. Some lizards are snakes.
II. Some reptiles are lizards.
III. All snakes are reptiles.
Choices
Statements

Important Questions on Logical Reasoning
The question given below consists of a statement followed by two arguments numbered 1 and 2. You have to decide which argument(s) is/are implicit.
Statement: Should powerful nations attack relatively weaker nations that pose a probable danger to world peace?
Arguments:
Yes. War is justified for the noble purpose of peacekeeping.
No. War/violence should never be resorted to.

Consider the given statements to be true and decide which of the suggested courses of action logically follow(s) on the basis of the information given in the statement.
Statement: The pollution and air quality in Delhi is beyond an acceptable level due to industrial and automobile exhaustion.
Courses of action:
. The automobiles should be divided into groups to be run only on odd and even days respectively.
. The government should stop the registration of new factories and vehicles.


Consider the following statements and select the correct answer from the code given below :
(i) Rajasthan receives the highest solar radiation in the country.
(ii) India has the fifth largest installed wind power in the world.
(iii) The maximum amount of wind power is contributed by Tamil Nadu.
(iv) The primary source of uranium in India is Jaduguda.
Codes:

Which of the following are correct ways of arguing?
(i) There can be no second husband without a second wife.
(ii) Anil is a friend of Bob, Bob is a friend of Raj; hence, Anil is a friend of Raj.
(iii) A is equal to B, B is equal to C; hence A is equal to C.
(iv) If everyone is a liar, then we cannot prove it.
Choose the correct answer from the code given below:
Code:

The question has a main sentence, followed by four sentences labelled as A, B, C and D. Choose the ordered pair of statements where the first statement implies the second and both the statements are logically consistent with the main statement.
Only if Quentin makes a movie, Uma stars in it.
A. Quentin makes a movie.
B. Uma stars in it.
C. Quentin does not make a movie.
D. Uma does not star in it.

(a) A woman giving birth to her own grandchild.
(b) A man attending his own funeral.
(c) The Sun is not rising in the East someday.
(d) Cars running without petrol.
Choose the correct answer from the code given below:
Code:

Statement: India should have a very strong and powerful Lokpal.
Arguments:
(i) Yes, it will go a long in eliminating corruption in the bureaucracy.
(ii) No, it will discourage honest officers from making quick decisions.
Codes:

Premises:
(a) All dogs are mammals.
(b) No cats are dogs.
Conclusions:
(i) No cats are mammals.
(ii) Some cats are mammals.
(iii) No dogs are cats.
(iv) No dogs are non-mammals.
Codes:

Statement: Does India need so many plans for development?
Arguments:
I. Yes. Nothing can be achieved without proper planning.
II. No. Too much time, money and energy are wasted on planning.

(a) 'I am clever (said Rama).
(b) 'I am clever' (said Raju).
(c) 'My son is clever' (said Rama's father).
(d) 'My brother is clever' (said Rama's sister).
(e) 'My brother is clever' (said Rama's only sister).
(f) 'My sole enemy is clever' (said by Rama's only enemy).
Choose the correct answer from the code given below:
Code:

This statement indicates a:

In the question below are given two statements followed by two Arguments numbered (I) and (II). You have to take the two given statements to be true even if they seem to be at variance with commonly known facts and then decide which of the given conclusions logically follows from the two statements, disregarding commonly known facts.
Statement: Songs must be eliminated from Indian movies.
Arguments:
I. Yes, Hollywood movies are hit despite having no songs.
II. No, songs help increase the length of the film.

(a) A wooden table is a table.
(b) Now, it is raining or not raining.
(c) The sun rises in the East every day.
(d) A chicken comes out of a hen's egg.
Choose the correct answer from the code given below:
Code:

Directions : Find which of the two arguments following the statement below is forceful.
Give answers as per the following codes.
Statement: Should telecasting feature films be stopped?
Arguments:
I. Yes, young children are misguided by the feature films.
II. No, this is the only way to educate the masses.


Select the code which is not correct:
An analogical argument strengthened by _____.

Directions : Find which of the two arguments following the statement below is forceful. Give answers as per the following codes.
Statement: Should Bollywood stars and Pakistani actors involve in the India Pakistan peace efforts?
Arguments:
I. No, the peace talks are purely political, so no one else except politicians should proceed.
II. Yes, as these people have larger impact on masses than politicians so these can aid the peace projects.

Statement: Should higher education be reserved for deserving few?
Arguments:
I. No, It will increase unemployment.
II. Yes, It will minimise wastage in higher education.

Reason (R): The relationship between population growth and environmental degradation is rather complex.

