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

Total Questions: 50

21. The ages of two sisters A and B are in the ratio of 7:6. After 12 years, the ratio of their ages will be 9:8. Find the difference between their ages.

Correct Answer: (3) 6 years

22. In a certain code language:

(A) 'It is dark outside' is coded as: 'la sa ka tu'
(B) 'It is still raining' is coded as: 'sa la si ra'
(C) 'Raining heavily outside' is coded as: 'ra ha tu'

How 'dark' and 'heavily', respectively, are coded in that language?

Correct Answer: (4) 'ka' & 'ha'

23. What number can replace question mark (?) in the series given below?

1, 4, 7, 13, 22, 37, 61, 100, ?

Correct Answer: (1) 161

24. A sum of money deposited in a bank at a simple interest per annum becomes 5200 in 5 years and 5680 in 7 years. Find the rate of interest per annum.

Correct Answer: (2) 6%

25. The ratio between Sale price (S.P.) and Cost price (C.P.) of an article is 5:3. Find the ratio between profit and the cost price of that article.

Correct Answer: (1) 2 : 3

26. Which informal fallacy is committed in the following statement - "Famous singer Mr. Shantanu says ABC toothpaste boosts our immunity, therefore we must buy ABC toothpaste"?

Correct Answer: (4) Appeal to Inappropriate authority

27. Which of the following statements are contrary to each other as per traditional square of opposition?

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

Choose the correct answer from the options given below:

Correct Answer: (2) A and D only

28. Which of the following statements are logically equivalent?

A. No lions are herbivorous animals.
B. No herbivorous animals are lions.
C. All lions are non-herbivorous animals.
D. All non-herbivorous animals are non-lions.

Choose the correct answer from the options given below:

Correct Answer: (4) A, B and C 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 true?

Correct Answer: (4) Some lions are not herbivorous animals.

30. In which type of following inference the middle term is both positively and negatively related to the major term as per Classical Indian School of Logic?

Correct Answer: (3) Anvayavyatireki