Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) Logical Reasoning Structure of Arguments Structure of Categorical Propositions
Which of the following propositions is logically equvalent to the proposition - "All frogs are amphibians"?
1
No amphibians are non-frogs.
2
No frogs are non-amphibians.
3
Some amphibians are frogs.
4
Some amphibians are not frogs.