Q1. The construction of the Qutub Minar, begun by Qutb-ud-din Aibak, was completed by:
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Answer: A. Iltutmish
Qutb-ud-din Aibak started the Qutub Minar, and his successor Iltutmish completed the main structure.
Medieval History · hard
Q2. The Charminar in Hyderabad was built by:
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Answer: B. Muhammad Quli Qutb Shah
The Charminar was built in 1591 by Muhammad Quli Qutb Shah, founder of Hyderabad.
Art & Culture · hard
Q3. Yakshagana, a traditional dance-drama, is mainly associated with which state?
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Answer: A. Karnataka
Yakshagana is a dance-drama of coastal Karnataka, known for elaborate costumes and headgear. It usually tells stories from the epics.
Static GK · hard
Q4. Who built the Charminar in Hyderabad?
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Answer: A. Muhammad Quli Qutb Shah
Muhammad Quli Qutb Shah built the Charminar in 1591. He was the fifth ruler of the Qutb Shahi dynasty.
Art & Culture · hard
Q5. How many structural isomers are possible for butane (C4H10)?
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Answer: C. 2
Butane has two isomers: n-butane and isobutane (2-methylpropane).
Chemistry - Carbon Compounds · hard
Q6. Minamata disease is caused by poisoning due to:
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Answer: C. Mercury
Minamata disease was caused by methylmercury in fish.
Chemistry - Environmental Chemistry · hard
Q7. Who was the first woman to become Governor of an Indian state?
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Answer: D. Sarojini Naidu
Sarojini Naidu became Governor of the United Provinces (Uttar Pradesh) in 1947, the first woman Governor in India.
Firsts in India · hard
Q8. The Ten Degree Channel separates:
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Answer: C. Andaman from Nicobar
The Ten Degree Channel lies between the Andaman and Nicobar groups. The Eight Degree Channel separates Minicoy from the Maldives, and the Nine Degree Channel separates Minicoy from the main Lakshadweep islands.
Geography · hard
Q9. At the centre of the Earth, the value of acceleration due to gravity is:
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Answer: C. Zero
At the centre, pulls from all directions cancel, so g = 0.
Physics - Gravitation · hard
Q10. Who was the first Indian to win an individual Olympic medal (after independence)?
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Answer: C. K.D. Jadhav
Khashaba Dadasaheb Jadhav won a bronze medal in wrestling at the 1952 Helsinki Olympics, independent India's first individual Olympic medal.
Sports · hard
Q11. Kisan Diwas (National Farmers' Day) on 23 December marks the birth anniversary of which former Prime Minister?
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Answer: B. Chaudhary Charan Singh
Kisan Diwas is observed on 23 December, the birth anniversary of former PM Chaudhary Charan Singh, a champion of farmers.
Important Days · hard
Q12. In golf, the term 'bogey' means a score of:
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Answer: B. One over par
A bogey is one stroke over par. A birdie is one under par and an eagle two under.
Sports · hard
Q13. Which is the smallest bone in the human body?
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Answer: D. Stapes
The stapes, a stirrup-shaped middle-ear bone, is the smallest bone in the body.
Biology - Skeletal System · hard
Q14. The weight of an object is maximum at the:
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Answer: C. Poles of the Earth
g is greatest at the poles because they are closest to Earth's centre, so weight is maximum there.
Physics - Gravitation · hard
Q15. Who first used the term 'cell' after observing thin slices of cork?
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Answer: D. Robert Hooke
Robert Hooke coined the term 'cell' in 1665 after seeing box-like compartments in cork.
Biology - Cell & Tissues · hard
Q16. The brain and spinal cord are cushioned by which fluid?
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Answer: C. Cerebrospinal fluid
Cerebrospinal fluid surrounds the brain and spinal cord, protecting them from shocks.
Biology - Nervous System · hard
Q17. The heat produced in a resistor is given by H = I²Rt. If the current is doubled, the heat produced becomes:
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Answer: A. Four times
H ∝ I², so doubling I increases heat four times.
Physics - Electricity · hard
Q18. In the reaction CuO + H2 -> Cu + H2O, which substance is oxidised?
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Answer: D. Hydrogen
Hydrogen gains oxygen to form water, so hydrogen is oxidised while CuO is reduced.
Chemistry - Chemical Reactions · hard
Q19. Galena is the main ore of:
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Answer: B. Lead
Galena, lead sulphide (PbS), is the chief ore of lead.
Chemistry - Common Names & Formulas · hard
Q20. Heating lead nitrate produces brown fumes of:
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Answer: A. Nitrogen dioxide
2Pb(NO3)2 -> 2PbO + 4NO2 + O2; NO2 is brown.
Chemistry - Chemical Reactions · hard
Q21. The '10 percent law' of energy transfer in food chains was given by:
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Answer: B. Raymond Lindeman
Raymond Lindeman proposed that only about 10% of energy passes from one trophic level to the next.
Biology - Ecology & Environment · hard
Q22. A body starts from rest with a uniform acceleration of 2 m/s². How far does it travel in 5 s?
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Answer: B. 25 m
s = 0 + ½ × 2 × 5² = 25 m.
Physics - Motion · hard
Q23. Which animal was declared the National Heritage Animal of India in 2010?
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Answer: B. Elephant
The elephant was declared the National Heritage Animal of India in 2010 to boost its conservation.
National Symbols · hard
Q24. When ferrous sulphate crystals are heated strongly, which gases are released (apart from water vapour)?
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Answer: C. Sulphur dioxide and sulphur trioxide
2FeSO4 -> Fe2O3 + SO2 + SO3 on strong heating.
Chemistry - Chemical Reactions · hard
Q25. 20 g of common salt is dissolved in 180 g of water. What is the mass percentage of salt in the solution?