Free Inventions and Discoveries MCQs with Answers

• A. Johan kay
• B. William lee
• C. Emily berliner
• D. Johan D issacs

Explanation: William Lee invented the first practical knitting machine, known as the stocking frame, in England in 1589.

• A. Alexander Fleming
• B. Louis Pasteur
• C. Michal Faraday
• D. John Loannids

Explanation: Alexander Fleming discovered penicillin in 1928, the breakthrough that led to modern antibiotic treatment.

• A. Anna May Wong
• B. Elizabeth Sung
• C. Jadin Wong
• D. Vera Wong

Explanation: Anna May Wong appeared on a US quarter in 2022 as part of the American Women Quarters Program.

• A. electric vehicle (EV) engine maker
• B. electric vehicle (EV) battery maker
• C. electric vehicle (EV) engine and battery maker
• D. None of the above

Explanation: CATL is primarily an electric-vehicle battery manufacturer, not an engine maker. It is one of the world's largest suppliers of EV batteries.

• A. 1961
• B. 1963
• C. 1962
• D. None of these

Explanation: SUPARCO, Pakistan’s national space agency, was established in 1961. Its full name is the Space and Upper Atmosphere Research Commission.

• A. Five
• B. Six
• C. Seven
• D. Eight

Explanation: A standard guitar normally has six strings, tuned from low to high as E, A, D, G, B and E.

• A. Butter
• B. Cheese
• C. Honey
• D. Yogurt

Explanation: Honey has very low water content and natural acidity, which inhibit most microorganisms, allowing properly sealed honey to remain edible…

• A. 5
• B. 6
• C. 7
• D. 8

Explanation: The Nobel Prize is traditionally awarded in six fields: Physics, Chemistry, Physiology or Medicine, Literature, Peace and Economic…

• A. 1895
• B. 1901
• C. 1907
• D. 1913History

Explanation: The first Nobel Prizes were awarded in 1901, five years after Alfred Nobel’s death.

• A. Missiles
• B. Tanks
• C. Aerospace engines
• D. Aircraft

Explanation: Rolls-Royce is widely known for manufacturing aircraft and aerospace engines in addition to luxury cars.

• A. Pepsi foods
• B. Kellogg's
• C. McDonald's
• D. General foods

Explanation: Cornflakes were developed by Will Keith Kellogg and became the signature cereal of Kellogg’s.

• A. Nippon
• B. Datson
• C. Samural
• D. Honda

Explanation: Nissan’s vehicles were formerly marketed under the Datsun name, derived from the earlier DAT company.

• A. company
• B. Corporation
• C. Conglomerate
• D. Bank

Explanation: “Conglomerate” comes through Latin roots connected with gathering or rolling things together into a mass, fitting the idea of a business…

• A. 3
• B. 4
• C. 5
• D. None of These

Explanation: A honey bee has five eyes: two large compound eyes and three small simple eyes called ocelli.

• A. 2031
• B. 3051
• C. 2061
• D. None of These

Explanation: Halley’s Comet returns roughly every 75 to 76 years, so its 1986 appearance is followed by an expected return in 2061.

• A. Joseph Conrad
• B. Thomas Park
• C. Frederic-Auguste Bartholdi
• D. William Napoleon

Explanation: Frédéric-Auguste Bartholdi was the French sculptor who designed and sculpted the Statue of Liberty.

• A. London Police
• B. New York Police
• C. Paris Police
• D. Moscow Police

Explanation: Scotland Yard, the London Metropolitan Police, introduced systematic fingerprint identification in Britain in 1901.

• A. Nautilus
• B. Attila
• C. Sea lion
• D. Washington

Explanation: USS Nautilus, launched in 1954, was the world's first operational nuclear-powered submarine and the first US atomic submarine.

• A. April 5, 1993
• B. May 5, 1993
• C. July 5, 1994
• D. None of These

Explanation: Amazon was incorporated by Jeff Bezos on 5 July 1994, originally as an online bookseller.

• A. Hubble Space Telescope
• B. James Webb Space Telescope
• C. Kepler Space Telescope
• D. Voyager 1Navigating Government Agency Resources

Explanation: The James Webb Space Telescope is the most powerful space telescope launched to date, using a large segmented mirror and infrared…