14 March 2023 – Morning Shift – UGC NET Paper-1

Total Questions: 50

21. What number would replace question mark (?) in the series given below: 2, 9, 20, 35, 54, 77, 7, 135

Correct Answer: (2) 104

22. In how much time an investment of Rs. 50,000 at the rate of 5% simple interest would be doubled, if the interest is added to the principal amount after every 10 years

Correct Answer: (1)

23. The average of 8 numbers is 30. Out of those 8 numbers, the average of first 2 numbers is 26 and that of next three numbers is 28. The sixth number is less than seventh (7th) by 3 and less than eighth by 5. Find the eighth number.

Correct Answer: (1) 37

24. A person has Rs.5,350 in the form of denomination of Rs. 50, Rs. 100 and Rs. 500 and the total number of notes with him is 32. Find how many notes of Rs. 50, Rs. 100 and Rs. 500 denominations, respectively, he has with him?

Correct Answer: (3) 13, 12, 7

25. In a certain coded language:

A. 'du ra si ama' means 'Dogs are social animals'
B. 'ko ra ma ama' means 'Donkeys are mad animals'
C. 'du ko da hu' means 'Dogs, Donkeys and horses'

In this coded language, which of the words stand for 'mad' and 'social' respectively?

Correct Answer: (3) ma' and 'si

26. Identify the informal fallacy in the following argument - "No one has ever given an indubitable proof regarding impossibility of life on Planet X therefore one can conclude that there is life on Planet X".

Correct Answer: (1) Appeal to Ignorance

27. As per traditional square of opposition which of the following statements are sub alternate?

A. All plants are oxygen-producers.
B. No plants are oxygen producers.
C. Some plants are not oxygen producers.
D. Some plants are oxygen-producers..

Choose the correct answer from the options given below:

Correct Answer: (3) B and C only

28. Which of the following statements are logically equivalent?

A. Some animals are not carnivorous organisms.
B. Some animals are not non-carnivorous organisms.
C. Some non-carnivorous organisms are not non-animals.
D. Some animals are non-carnivorous organisms.

Choose the correct answer from the options given below:

Correct Answer: (3) A, C and D only

29. If the statement "No lions are herbivorous animals", is given as true, then which of the following statements can be immediately inferred to be false?

A. All lions are herbivorous animals.
B. Some lions are herbivorous animals.
C. Some lions are not herbivorous animals.

Choose the correct answer from the options given below:

Correct Answer: (2) A and B only

30. Which of the following type of inference is based on mere co-existence of middle and major term as per classical Indian school of Logic (Nyaya)?

Correct Answer: (2) Samanyatodrsta