UGC NET Square of opposition Previous Year Questions
JRFSmart holds 61 previous-year questions on Square of opposition from UGC NET Paper 1 (Teaching and Research Aptitude), filed under Unit 6: Logical Reasoning, drawn from 43 of the 87 exam papers in the bank (2018–2026). Each question can be practised with a full explanation and shows how often NTA has returned to the same idea.
What is asked in Square of opposition
The questions in this topic fall under these subtopics, ordered by how many previous-year questions each has.
| Subtopic | Questions |
|---|---|
| Contradictory propositions | 11 |
| Contrary propositions | 8 |
| Immediate inference | 6 |
| Subalternation | 3 |
| Subcontrary propositions | 3 |
| Contraries | 3 |
| Contradictories | 3 |
| Inferring falsity from a true A | 2 |
| Sub-contrary propositions | 2 |
| Inferring across the square | 2 |
| Subcontraries | 2 |
| Relations between propositions | 2 |
NTA repeat analysis
Square of opposition appears in 43 of 87 papers (49%), which JRFSmart rates as high frequency.
2 questions use a question template that NTA has set again with a key word changed, so read the changed word carefully.
Sample previous-year questions
If the statements "All whales are mammals" is given as false which of the following statement can be immediately inferred to be true?
If the statement "Some birds are not mammals" is given as true, which of the following statements can be immediately inferred to be false?
Match the LIST-I with LIST-II LIST-I (Relation between propositions) | LIST-II (Propositions) A. Contradictories | I. A and E B. Contraries | II. A and I C. Subcontraries | III. E and I D. Subalternation | IV. I and O Choose the correct answer from the…
Which of the following propositions are such that the truth of one entails the falsity of the other but not vice versa? A. All bananas are fruits. B. No bananas are fruits. C. Some bananas are fruits. D. Some bananas are not fruits. Choose the correct answer…
Which of the following propositions are so related that they cannot both be false though they can both be true ? A. All pitcher-plants are carnivores B. No pitcher-plants are carnivores C. Some pitcher-plants are carnivores D. Some pitcher-plants are not…
If the statement "No lotuses are roses" is given as false, then which of the following statements can be inferred to be true ?
Which of the following statements are so related that if one of them is true, the other must be false and vice versa? A. All pitcher-plants are carnivores. B. No pitcher-plants are carnivores. C. Some pitcher-plants are carnivores. D. Some pitcher-plants are…
If the statement, "Some erasers are not pencils" is given as false, then which of the following statement could be inferred to be false?
Showing 8 of 61 questions, without answers. Practise the full set with options, the official answer and JRFSmart's explanations.
Practise Square of opposition
All 61 questions, one topic, with explanations and repeat data. One topic in every unit is free.
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