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MCQOPTIONS
This section includes 58536 Mcqs, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.
| 401. |
Who invented the bifocal glasses? |
| A. | Thomas Alva Edison |
| B. | Benjamin franklin |
| C. | Evangelista |
| D. | Isaac newton |
| Answer» C. Evangelista | |
| 402. |
Who invented the atomic battery in 1913? |
| A. | Henry Moseley |
| B. | Benjamin Franklin |
| C. | Alessandro Volta |
| D. | Louis Pasteur |
| Answer» B. Benjamin Franklin | |
| 403. |
Who invented the alternating current? |
| A. | Tesla |
| B. | Faraday |
| C. | Maxwell |
| D. | Edison |
| Answer» B. Faraday | |
| 404. |
Who invented the first modern electrical air conditioning unit? |
| A. | Karl Benz |
| B. | Robert W. Wilson |
| C. | Willis Carrier |
| D. | Charles M. Hall |
| Answer» D. Charles M. Hall | |
| 405. |
Who Invented the 3 - D printer? |
| A. | Nick Holonyak |
| B. | Elias Howe |
| C. | Chuck Hull |
| D. | Christiaan Huygens |
| Answer» D. Christiaan Huygens | |
| 406. |
Who invented telephone? |
| A. | Alexander Graham Bell |
| B. | Thomas Edison |
| C. | Benjamin Franklin |
| D. | James Watt |
| Answer» B. Thomas Edison | |
| 407. |
Who invented Stethoscope? |
| A. | David Bushnell |
| B. | James Watt |
| C. | James Harrison |
| D. | Rene Laennec |
| Answer» E. | |
| 408. |
Who invented Sitar? |
| A. | Amir Khusro |
| B. | Bahadur Shah Zafar |
| C. | Ali Akbar Khan |
| D. | Tansen |
| Answer» B. Bahadur Shah Zafar | |
| 409. |
Who invented Razor? |
| A. | King C. Gillette |
| B. | Henri Giffard |
| C. | Karl Benz |
| D. | William Harvey |
| Answer» B. Henri Giffard | |
| 410. |
Who invented Powerloom? |
| A. | Henry Becquerel |
| B. | Edmund Cartwright |
| C. | Alexander Fleming |
| D. | James Chadwick |
| Answer» C. Alexander Fleming | |
| 411. |
Who invented Polio Vaccine? |
| A. | Ernest Rutherford |
| B. | Jonas E. Salk |
| C. | Richard Taylor |
| D. | Karl Jansky |
| Answer» C. Richard Taylor | |
| 412. |
Who invented Mercury Thermometer? |
| A. | Galileo |
| B. | Michael Faraday |
| C. | J.J. Thompson |
| D. | Fahrenheit |
| Answer» E. | |
| 413. |
Who invented musical instrument Sitar? |
| A. | Kabir |
| B. | Amir Khusrau |
| C. | Namdev |
| D. | Eknath |
| Answer» C. Namdev | |
| 414. |
Who invented looping in computer programming? |
| A. | Lady Ada Lovelace |
| B. | John Atanstoff |
| C. | John Napier |
| D. | Maurice V Wilkes |
| Answer» B. John Atanstoff | |
| 415. |
Who invented dynamite?A. Alfred NobelB. Philippus ParacelsusC. Louis PasteurD. Sir Humphrey Davy |
| A. | A |
| B. | D |
| C. | B |
| D. | C |
| Answer» B. D | |
| 416. |
Who Invented Gas Turbine? |
| A. | Edwin Howard Armstrong |
| B. | John Barber |
| C. | Edwin Beard Budding |
| D. | Nicholas Callan |
| Answer» C. Edwin Beard Budding | |
| 417. |
Who invented electric motor? |
| A. | Michael Faraday |
| B. | Guglielmo Marconi |
| C. | James Watt |
| D. | Isaac Newton |
| Answer» B. Guglielmo Marconi | |
| 418. |
Who invented "Dynamite"? |
| A. | Thomas Alva Edison |
| B. | Benjamin Franklin |
| C. | Rudolf Diesel |
| D. | Alfred Nobel |
| Answer» E. | |
| 419. |
Who invented computer? |
| A. | Alexander Fleming |
| B. | Charles Babbage |
| C. | Bill Gates |
| D. | Michael Faraday |
| Answer» C. Bill Gates | |
| 420. |
Who invented Braille? |
| A. | William Harvey |
| B. | Charles Babbage |
| C. | James Young Simpson |
| D. | Louis Braille |
| Answer» E. | |
| 421. |
Who invented Barometer? |
| A. | E. Torricelli |
| B. | Walter Reed |
| C. | William Herschel |
| D. | William Stanley |
| Answer» B. Walter Reed | |
| 422. |
Who invented and marketed blue jeans? |
| A. | Foucault Jean |
| B. | Levi Strauss |
| C. | George Eastman |
| D. | Joel Houghton |
| Answer» C. George Eastman | |
| 423. |
Who introduced the new system of revenue collection and agriculture tax in Haryana named as 'Dahshala System'? |
| A. | Birbal |
| B. | Raghobal |
| C. | Raja Todarmal |
| D. | Bhujbal |
| Answer» D. Bhujbal | |
| 424. |
Who invented Airplane? |
| A. | Mendeleev |
| B. | Oswald Mosley |
| C. | J. J. Thomson |
| D. | Wright Brothers |
| Answer» E. | |
| 425. |
Who invented a smart glove called TerraBlue XT - TJay that predicts epileptic seizures? |
| A. | Rajlakshmi Borthakur |
| B. | Ankita Deka |
| C. | Archana SR |
| D. | Chayanika Baruah |
| Answer» B. Ankita Deka | |
| 426. |
Who invaded India during the reign of Iltutmish? |
| A. | Timurlong |
| B. | Genghis Khan |
| C. | Nadir Shah |
| D. | None of them |
| Answer» C. Nadir Shah | |
| 427. |
Who introduces 'Mental Age' word very first? |
| A. | Alfred Binet |
| B. | Thurston |
| C. | Thorndike |
| D. | Guilford |
| Answer» B. Thurston | |
| 428. |
Who introduced the Taxation Laws (Amendment) Bill, 2019 in the Lok Sabha on 25 November 2019? |
| A. | Smriti Irani |
| B. | Nirmala Sitharaman |
| C. | Om Birla |
| D. | Shaktikata Das |
| E. | None of these |
| Answer» C. Om Birla | |
| 429. |
Who introduced Vernacular Press Act in 1878, which subjected newspapers published in Indian languages to a censorship? |
| A. | Lord Dalhousie |
| B. | Lord Duncan |
| C. | Lord Lytton |
| D. | Clement Atlee |
| Answer» D. Clement Atlee | |
| 430. |
Who introduced the Theory of Agricultural Crisis for the decline of the Mughal empire? |
| A. | Irfan Habib |
| B. | Athar Ali |
| C. | Satish Chandra |
| D. | Bipan Chandra |
| Answer» B. Athar Ali | |
| 431. |
Who introduced the National Capital Territory of Delhi Laws (Special Provisions) Second (Amendment) Bill, 2021 in the Rajya Sabha in February 2021? |
| A. | Piyush Goyal |
| B. | Nitin Gadkari |
| C. | Prakash Javadekar |
| D. | Hardeep Singh Puri |
| E. | Rajnath Singh |
| Answer» E. Rajnath Singh | |
| 432. |
Who introduced the system of Civil Service? |
| A. | Lord Hardinge |
| B. | William Bentinck |
| C. | Warren Hastings |
| D. | Lord Dalhousie |
| Answer» C. Warren Hastings | |
| 433. |
Who introduced the railways and telegraphs in India? |
| A. | Lord Dalhousie |
| B. | Lord Canning |
| C. | Lord Hardinge |
| D. | Lord Ripon |
| Answer» B. Lord Canning | |
| 434. |
Who introduced the Government of National Capital Territory of Delhi (Amendment) Bill 2021? |
| A. | Bandi Sanjay Kumar |
| B. | Nityanand Rai |
| C. | K. T. Rama Rao |
| D. | G. Kishan Reddy |
| E. | Tejasvi Surya |
| Answer» E. Tejasvi Surya | |
| 435. |
Who introduced the National Bank for Financing Infrastructure and Development Bill, 2021 in the Lok Sabha in March 2021? |
| A. | Nirmala Sitharaman |
| B. | Arun Jaitley |
| C. | Nitin Gadkari |
| D. | Smriti Irani |
| E. | Rajnath Singh |
| Answer» B. Arun Jaitley | |
| 436. |
Who introduced the Jammu and Kashmir Reorganisation (Amendment) Bill, 2021 in the Rajya Sabha in February 2021? |
| A. | K. Laxman |
| B. | Revanth Reddy |
| C. | T. Raja Singh |
| D. | G Kishan Reddy |
| E. | T. Harish Rao |
| Answer» E. T. Harish Rao | |
| 437. |
Who introduced the dual government system? |
| A. | Robert Clive |
| B. | Warren Hastings |
| C. | Lord Cornwallis |
| D. | Lord Wellesley |
| Answer» B. Warren Hastings | |
| 438. |
Who introduced the Duh-Aspah Sih-Aspah system? |
| A. | Shah Jahan |
| B. | Akbar |
| C. | Jahangir |
| D. | Aurangzeb |
| Answer» D. Aurangzeb | |
| 439. |
Who introduced the dataphone and the first known MODEM? |
| A. | AT&T |
| B. | IBM |
| C. | Juniper |
| D. | Cisco |
| Answer» B. IBM | |
| 440. |
Who introduced the 'Doctrine of Lapse'? |
| A. | Lord Lytton |
| B. | Lord Dalhousie |
| C. | Lord Wellesley |
| D. | Lord Canning |
| Answer» C. Lord Wellesley | |
| 441. |
Who introduced Ryotwari System in India? |
| A. | Lord Cornwallis and Alexander Reed |
| B. | Holt Mackenzie |
| C. | Alexander Reed and Thomas Munro |
| D. | Lord Irwin |
| Answer» D. Lord Irwin | |
| 442. |
Who introduced Market Control Policy? |
| A. | Firoz Shah Tughlaq |
| B. | Muhammad bin Tughlaq |
| C. | Alauddin Khilji |
| D. | Sikandar Lodi |
| Answer» D. Sikandar Lodi | |
| 443. |
Who introduced 'Iqta System' in India? |
| A. | Qutubuddin Aibak |
| B. | Iltutmish |
| C. | Razia Sultan |
| D. | Balban |
| Answer» C. Razia Sultan | |
| 444. |
Who introduced “Green Army” for environment conservation? |
| A. | Japan |
| B. | China |
| C. | Australia |
| D. | Egypt |
| Answer» D. Egypt | |
| 445. |
Who introduced free verse in Punjabi literature? |
| A. | Bhai Veer Singh |
| B. | Puran Singh |
| C. | Amrita Preetam |
| D. | Dhani Ram Chatrik |
| Answer» C. Amrita Preetam | |
| 446. |
Who instituted Scientific Society in 1863 to create a scientific temperament among the Muslims and to make the Western knowledge available to Indians in their own language ? |
| A. | Mohammad Iqbal |
| B. | Sir Syed Ahmed Khan |
| C. | Karim Ali |
| D. | Inayat Ali |
| Answer» C. Karim Ali | |
| 447. |
Who introduced dual government system in Bengal? |
| A. | Robert Clive |
| B. | Warren Hastings |
| C. | Lord Wellesley |
| D. | John Adams |
| Answer» B. Warren Hastings | |
| 448. |
Who introduced ‘Charbagh’ style of architecture in India? |
| A. | Marathas |
| B. | Rajputs |
| C. | Mughals |
| D. | Mauryas |
| Answer» D. Mauryas | |
| 449. |
Who installed the "bell of justice"? |
| A. | Humayun |
| B. | Babur |
| C. | Jahangir |
| D. | Akbar |
| Answer» D. Akbar | |
| 450. |
Who initiated the Chipko Movement in India? |
| A. | S. N. Bahuguna |
| B. | S. L. Bahuguna |
| C. | H. N. Bahuguna |
| D. | H. L. Bahuguna |
| Answer» C. H. N. Bahuguna | |