10 years ago the ratio of ages of Ramesh and Rajeev was 1:3. Five years hence, this ratio will become 2:3. What is the ratio of their ages at present?
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Correct answer: (B) 3:5
1 marks · 2023 · Set A
Question 2
If I walk from my house to the station at 5 km per hour, my train will have left 7 minutes before I arrive. If I walk at 6 km per hour, I will reach 5 minutes before the train departs. What is the distance between my house and the station?
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Correct answer: (C) 6 km
1 marks · 2023 · Set A
Question 3
The average monthly income of P and Q is ₹5,050. The average monthly income of Q and R is ₹6,250, and that of P and R is ₹5,200. What is P’s monthly income?
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Correct answer: (C) ₹4,000
1 marks · 2023 · Set A
Question 4
If 30% of P is added to 40% of Q, the result is 80% of Q. Accordingly, what percentage of P is Q?
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Correct answer: (C) 75%
1 marks · 2023 · Set A
Question 5
A sum of money is distributed among A, B, C and D in the ratio 5:2:4:3. If C gets ₹1,000 more than D, what is B’s share?
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Correct answer: (C) ₹2,000
1 marks · 2023 · Set A
Question 6
A shopkeeper gives a 5% discount on the marked selling price of a watch. If he gives a 6% discount, his profit will be ₹15 less. What is the watch’s marked selling price?
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Correct answer: (B) ₹1,500
1 marks · 2023 · Set A
Question 7
Three numbers are in the ratio 3:4:5. The sum of the largest and smallest is equal to the other number plus 52. What is the smallest number?
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Correct answer: (B) 39
1 marks · 2023 · Set A
Question 8
If 2^(2n−1) = 1/8^(n−3), what is the value of n?
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Correct answer: (B) 2
1 marks · 2023 · Set A
Question 9
Which of the following photoelectric devices is most suitable for digital applications?
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Correct answer: (A) Photovoltaic cell
1 marks · 2023 · Set A
Question 10
The critical mass of a fissionable material is
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Correct answer: (B) the minimum mass needed for a chain reaction
1 marks · 2023 · Set A
Question 11
Which gas is used to force the ripening of fruits?
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Correct answer: (B) Ethylene
1 marks · 2023 · Set A
Question 12
Which of the following has zero octane number?
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Correct answer: (C) n-octane On the octane scale n-octane is taken as zero and iso-octane as 100. So the fuel of zero octane number is n-octane. The Commission's key answers this ‘None of the above’, but n-octane is itself option 3, and the zero of the octane scale is fixed by it. So the answer is taken as 3 here.
1 marks · 2023 · Set A
Question 13
The edible part of litchis is
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Correct answer: (A) aril The juicy part of a litchi that we eat is the aril, a fleshy growth that develops around the seed.
1 marks · 2023 · Set A
Question 14
The physical process involved in the release of molecular oxygen from leaves is
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Correct answer: (A) diffusion The oxygen made in photosynthesis leaves the leaf through the stomata by diffusion—gases always spread from higher to lower concentration. Transpiration releases water vapour, and osmosis concerns water.
1 marks · 2023 · Set A
Question 15
The process of finding the relative locations of genes on a chromosome is called
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Correct answer: (C) gene mapping
1 marks · 2023 · Set A
Question 16
A spore mother cell in bryophytes is
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Correct answer: (B) diploid
1 marks · 2023 · Set A
Question 17
In which year was the National Green Tribunal established by the Government of India to protect the environment and forests?
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Correct answer: (A) 2010
1 marks · 2023 · Set A
Question 18
Which Indian city was the first to start an underwater metro?
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Correct answer: (E) None of the above
1 marks · 2023 · Set A
Question 19
Under India’s G20 Presidency, where was the Tourism Working Group Meeting held?
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Correct answer: (B) Srinagar, Jammu and Kashmir Under India's G20 Presidency the Tourism Working Group Meeting was held at Srinagar in Jammu and Kashmir.
1 marks · 2023 · Set A
Question 20
Who won the silver medal in the National Under-17 Girls Wrestling Championship?
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Correct answer: (B) Nirjala
1 marks · 2023 · Set A
Question 21
Who won the 2022 International Booker Prize for the novel Tomb of Sand?
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Correct answer: (A) Geetanjali Shree and Daisy Rockwell
1 marks · 2023 · Set A
Question 22
Who was the chief guest on India’s 74th Republic Day?
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Correct answer: (B) Abdel Fattah El-Sisi
1 marks · 2023 · Set A
Question 23
In which district of Bihar was the first floating solar power plant built?
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Correct answer: (A) Darbhanga
1 marks · 2023 · Set A
Question 24
Which of the following has received a GI tag in Bihar?
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Correct answer: (A) Maghai Paan Maghai Paan of Bihar carries a Geographical Indication tag, which marks a product as belonging to a particular place by its qualities and reputation.
1 marks · 2023 · Set A
Question 25
Match List I with List II: (a) Char, (b) Kankar, (c) Kayal, (d) Mand; (1) Punjab plain, (2) Delta, (3) Bangar, (4) Coastal plain. Select the correct answer using the codes.
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Correct answer: (B) a–2, b–3, c–4, d–1
1 marks · 2023 · Set A
Question 26
Which of the following tributaries does not join the Brahmaputra River from the north?
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Correct answer: (E) None of the above
1 marks · 2023 · Set A
Question 27
Likhapani Glacier is located in which Indian state?
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Correct answer: (A) Arunachal Pradesh
1 marks · 2023 · Set A
Question 28
The Magadha and Anga plains are parts of the
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Correct answer: (B) middle Ganga plain
1 marks · 2023 · Set A
Question 29
Which of the following waterfall–river pairs is not correctly matched?
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Correct answer: (D) More than one of the above
1 marks · 2023 · Set A
Question 30
Arrange these Indian seaports from north to south: 1. Kakinada, 2. Machilipatnam, 3. Nagapattinam, 4. Visakhapatnam. Select the correct order.
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Correct answer: (B) 4, 1, 2, 3
1 marks · 2023 · Set A
Question 31
The 1954 agreement on the Kosi Irrigation and Hydroelectricity Plan was signed between which two countries?
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Correct answer: (C) India and Nepal
1 marks · 2023 · Set A
Question 32
According to R. L. Singh’s classification scheme, in which climatic division does Bihar fall?
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Correct answer: (B) Subhumid transitional
1 marks · 2023 · Set A
Question 33
At which session of the Indian National Congress was the resolution of ‘Purna Swaraj’ adopted?
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Correct answer: (B) Lahore Session, 1929
1 marks · 2023 · Set A
Question 34
What was an initial objective of the Kuka Movement in Punjab?
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Correct answer: (A) To purify the Sikh religion
1 marks · 2023 · Set A
Question 35
Who described the Revolt of 1857 as the ‘First Indian War of Independence’?
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Correct answer: (A) V. D. Savarkar Vinayak Damodar Savarkar, in his book ‘The Indian War of Independence, 1857’, called the revolt India's first war of independence. R. C. Majumdar disagreed with that view.
1 marks · 2023 · Set A
Question 36
Where did the first instance of organized non-cooperation in the history of Indian peasantry take place?
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Correct answer: (A) Bihar and Bengal
1 marks · 2023 · Set A
Question 37
Which portfolio did Dr. Rajendra Prasad hold in the Interim Government of 1946?
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Correct answer: (C) Food and Agriculture
1 marks · 2023 · Set A
Question 38
Who particularly urged Gandhiji to visit Champaran and witness the miseries of the ryots?
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Correct answer: (B) Rajkumar Shukla
1 marks · 2023 · Set A
Question 39
On what date did the Muslim League observe the ‘Day of Deliverance’?
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Correct answer: (A) 22 December 1939
1 marks · 2023 · Set A
Question 40
Who laid the foundation stone of National College and Bihar Vidyapeeth?
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Correct answer: (C) Mahatma Gandhi The foundation stone of the National College and of Bihar Vidyapeeth was laid by Mahatma Gandhi—both were national institutions of education set up during the Non-Cooperation Movement.
1 marks · 2023 · Set A
Question 41
The same Bengali passage: Vidyasagar’s literary work was driven by his sense of duty and practical reform; he wrote largely to meet social and educational needs rather than from purely literary inspiration. What was the guiding principle behind his literary work?
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Correct answer: (A) Karma-yoga
1 marks · 2023 · Set A
Question 42
According to Passage 1, why did Vidyasagar have to take up writing?
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Correct answer: (B) To give complete form to his varied practical endeavours
1 marks · 2023 · Set A
Question 43
According to Passage 1, ‘Vasudev Charit’ was based on which work?
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Correct answer: (C) The Tenth Skandha of the Bhagavata
1 marks · 2023 · Set A
Question 44
According to Passage 1, which is the model work for ‘Betal Panchabingshati’?
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Correct answer: (B) Baital Pachisi
1 marks · 2023 · Set A
Question 45
According to Passage 1, which aspect of Vidyasagar’s identity is most prominent through his books?
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Correct answer: (D) More than one of the above
1 marks · 2023 · Set A
Question 46
Passage 2: In a Kolkata neighbourhood where poor and unfortunate people live is a place called Nirmal Hriday. It shelters the sick and homeless. Mother Teresa devoted her life to serving the unfortunate, especially orphaned children, the elderly and hungry, distressed beggars, regardless of caste, religion or colour. Who was Mother Teresa?
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Correct answer: (C) A woman devoted to the sick and homeless
1 marks · 2023 · Set A
Question 47
According to Passage 2, what is ‘Nirmal Hriday’?
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Correct answer: (B) A shelter for the homeless
1 marks · 2023 · Set A
Question 48
According to Passage 2, Mother Teresa showed compassion regardless of caste, religion or colour because
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Correct answer: (C) She believed in humanity
1 marks · 2023 · Set A
Question 49
What is the most suitable title for Passage 2?
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Correct answer: (C) Mother Teresa
1 marks · 2023 · Set A
Question 50
In the sentence “Only homeless people got an opportunity here,” ‘here’ refers to