UGC NET Paper 1 Exam 6 Dec 2023 Shift 1 Solved Paper

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Question : 37 of 50
 
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As per square of opposition which of the following propositions are so related that if one of them is true, the other must be false and vice-versa?
(A) All mammals are vertebrates.
(B) No mammals are vertebrates.
(C) Some non-mammals are not vertebrates.
(D) Some mammals are not vertebrates.
Choose the correct answer from the options given below:
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