UGC NET Paper 1 — Logical Reasoning

Which of the following statements is logically equivalent to the statement - "No horses are feline"?

What can be inferred correctly from the following? "Science is based on experiment, on a willingness to challenge old dogma, on an openness to see the universe as it really is. Acc...

Which of the following statements is logically equivalent to the statement - "No horses are feline"?

Which of the following statements are so related that if one of them is false, the other must be true, even though both of them can be true? A. Some cars are e-vehicles. B. Some ca...

विरोध वर्ग के अनुसार निम्न में से कौन से तर्क वाक्य इस प्रकार संबंधित हैं कि यदि उनमें से एक सत्य है तो दूसरा अवश्य ही असत्य होगा और विलोमतः होगा ?

Which of the following propositions are so related that they cannot both be false although they may both be true, as per square of opposition? A. Some apes are monkeys. B. All apes...

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....

Which of the following statements are logically equivalent? A. Some apes are not non-monkeys. B. Some monkeys are not non-apes. C. Some monkeys are apes. D. Some apes are monkeys....

Which of the following statements are logically equivalent ? (A) No liquids are beverages. (B) No beverages are liquids. (C) All non-beverages are non-liquids. (D) All non-liquids...

If the proposition-"No mammals are aquatic animals" is given as true, then which of the following propositions can be directly inferred from it ?

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 human beings are mortal. B. Some human beings are mortal...

Which of the following statements are logically equivalent? A. No philosophers are industrialists. B. No industrialists are philosophers. C. All non-industrialists are non-philosop...

Which of the following statements are logically equivalent? A. All non-apes are non-monkeys. B. No apes are non-monkeys. C. No monkeys are non-apes. D. All monkeys are apes. Choose...

Which of the following statements are logically equivalent? A. All aeroplanes are polluting vehicles. B. No polluting vehicles are aeroplanes. C. All non-polluting vehicles are non...

If the statement 'All tigers are mammals', is given as true, which of the following statements could be immediately inferred to be false? A. Some tigers are not mammals. B. Some ti...

Which one of the following propositions is logically equivalent to the proposition-"Some attorneys are logicians"?

If the statement - "All plants are green organisms" is given as false, then which of the following statements could be immediately inferred to be true? A. No plants are green organ...

Which of the following propositions are logically equivalent? A. No women are arrogant human beings. B. No arrogant human beings are women. C. All women are non-arrogant human bein...

If the proposition 'some fishes are not amphibians' is given as false then which of the following propositions can be immediately inferred to be true?

Which of the following statements are related in such a way that if one is true, the other must necessarily be false and vice versa? A. All men are mortal. B. Some men are mortal....

यदि इस प्रतिज्ञप्ति - "कोई भी स्तनधारी जलीय पशु नहीं है" - को सत्य के रूप में दिया गया है तो इससे निम्नलिखित में से कौनसी प्रतिज्ञप्ति का प्रत्यक्ष रूप से अनुमान किया जा सकता है?

If the proposition "Some fishes are not egg-laying animals" is given as true, then which of the following propositions could be immediately inferred to be false?

Which of the following propositions is logically equivalent to the proposition - "All frogs are amphibians"?

If the statement "All trucks are polluting vehicles" is given as true, which of the following statements could be immediately inferred to be false? A. Some trucks are polluting veh...

Which of the following statements are logically equivalent? A. No tigers are non-mammals. B. No mammals are tigers. C. All non-mammals are non-tigers. D. All tigers are mammals. Ch...

Which of the following statement is logically equivalent to the following statement- "Some dogs are not aggressive animals"?

In a square of opposition of propositions which of the following is correct?

Which of the following statements is logically equivalent to the statement - "No plants are murderers"?

Which of the following statements is equivalent to the statement "Some non-realists are not non-philosophers"?

Which of the following statements is equivalent to the statement- "Some non-realists are not non-philosophers."?

If the statement- "All aeroplanes are polluting vehicles', is given as true, then which of the following statements can be immediately inferred to be true?

If the statement "Some rectangles are not squares" is given as true, then according to the square of opposition which of the following statements can by immediately inferred to be...

Which of the following statements are logically equivalent ? A. No philosophers are underpaid scholars. B. All Philosophers are non-underpaid scholars. C. No underpaid scholars are...

Which of the following statements are logically equivalent? A. some dogs are not aggresive animals. B. some dogs are aggresive animals. C. some non-dogs are aggresive animals. D. s...

If the proposition 'No frogs are amphibians' is given as false then which of the following propositions can be immediately inferred to be true?

If the statement "All tigers are mammals" is given as true, which of the following statements can be inferred as immediately false?

Which of the following statements are so related that they cannot both be true, although both may be false ?

As per square of opposition, if the statement - "Some birds are apes" is given as false, then which of the following statements can be immediately inferred to be true? A. All birds...

Which of the following statements are logically contradictory to each other? A. All philosophers are industrialists. B. Some philosophers are not industrialists. C. No philosophers...

If the statement 'all cricketers are rich persons' is given as false which of the following statement(s) remain(s) undetermined? A. Some cricketers are not rich persons. B. No cric...

निम्न में से कौन से कथन तार्किक रूप से तुल्य हैं? A. कुछ कपि गैर-बंदर नहीं होते हैं B. कुछ बंदर गैर-कपि नहीं होते हैं C. कुछ बंदर कपि होते हैं D. कुछ कपि बंदर होते हैं नीचे दिए गए...

Which of the following propositions are logically equivalent? A. No woman is an arrogant human. B. No arrogant human is a woman. C. All women are non-arrogant humans. D. All non-ar...

If the statement "no animals are fishes" is given as false, then which of the following statements can be immediately inferred to be true? A. All fishes are animals. B. Some animal...

If the statement 'No aeroplanes are electric vehicles' is given as true, then which of the following statements can be immediately inferred to be true?

If the statement "Some rectangles are not squares" is given as true, then according to the square of opposition, which of the following statements can be immediately inferred as fa...

निम्न में से कौन से कथन तार्किक रूप से तुल्य हैं? A. समस्त गैर-कपि गैर-बंदर होते हैं। B. कोई भी कपि गैर-बंदर नहीं होता है। C. कोई भी बंदर गैर-कपि नहीं होता है। D. समस्त बंदर कपि हो...

Which of the following statements are contradictory of each other? A. All human beings are mortal. B. Some human beings are not mortal. C. Some human beings are mortal. D. No human...

Which of the following propositions are so related that they cannot both be false, although they may both be true? A. All cricketers are cheerful persons. B. No cricketers are chee...

Which of the following statements are related in such a way that both cannot be false, although both can be true? A. All animals are birds. B. Some animals are birds. C. No animals...

Which of the following propositions are so related that they cannot both be true, although they may both be false? A. All frogs are amphibians. B. Some frogs are amphibians. C. Som...