Logic and Critical Thinking Past Papers


Subject: Logic and Critical Thinking

Time Allowed: 15 Minutes

Max Marks: 10

NOTE: Attempt this Paper on this Question Sheet only. Please encircle the correct option. Division of marks is given in front of each question. This Paper will be collected back after expiry of time limit mentioned above.


Part-I Encircle the right answer, cutting and overwriting are not allowed. (10)

An inductive argument is either

a) Valid or Invalid b) True or False

c) Correct or incorrect d) More or Less Probable

2. __________ cannot both be false at the same time but can be true simultaneously.

a) Contraries b) Sub-Contraries

c) Contradictories d) Contingents

3. In __________ argument, reasoning always starts from general premises to particular conclusion.

a) Deductive b) Inductive

c) Correct d) Invalid

4. Major term never appears in the __________ of any syllogistic argument.

a) Mood b) Minor Premise

c) Figure d) Conclusion

5. The converse of A proposition is __________:

a) E b) O

c) I. d) not- A

6. __________ is a valid standard form of categorical syllogism.

a) AAA-4 b) EAE-1

c) OOO-1 d) III-1

7. If O proposition is given as false, then E is:

a) True b) False

c) Undetermined d) Probable

8. “Happy Birthday to you” is use __________ of language.

a) Informative b) Expressive

c) Directive d) Ceremonial

9. Inference from a single premise is called:

a) Mediate b) Indirect

c) Intermediate d) Immediate

10. __________ is a universal negative proposition.

a) A b) I

c) E d) O



Subject: Logic and Critical Thinking

Time Allowed: 2 Hours 45 Minutes

Max Marks: 50



Part-II (a) Give Short Answers, Each question carries equal marks. (10)

Q#1: What is the difference between Universal and Particular Propositions?

Q#2:  Define “middle term and Major term” with example.

Q#3:  What are “Coversion” and “Obversion”?

Q#4: What is “Distribution”?

Q#5:  What is Quantity?

Part-II (b) Translate the following into symbolic logic. Use first letter of the underlined words. (10)

a) Iran will raise the price of oil and Jordan will buy five hundred more warplanes.

b) Neither Panama nor Indonesia will join the meeting.

c) Saima will cook food if Yusra will help.

d) Either John is a political or he is not a politician.

e) If Iran raises the price of oil and Jordan requests more U.S aid, then Egypt will call for a meeting.


Part-III Answer the following Long questions. (30)

Q#1: Discuss the uses of language with examples.

Q#2: Use Venn Diagram to test the validity of the following.

a) AEA-4

b) EAE-2


More Critical Logic Thinking – Past Papers