Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) Logical Reasoning Structure of Arguments Classical Square of Opposition
Which of the following propositions are contrary to each other?
1. All fishes are mammals.
2. Some fishes are mammals.
3. No fishes are mammals.
4. Some fishes are not mammals.
Choose the correct answer from the options given below :
1
2 and 4 Only
2
1 and 3 Only
3
1 and 4 Only
4
2 and 3 Only