Free Inventions and Discoveries MCQs with Answers

• A. 2012
• B. 2011
• C. 2009
• D. 2010

Explanation: QMobile was launched in Pakistan in 2009 as a local mobile-phone brand.

• A. Satoshi Nakamoto
• B. George Orvil
• C. William Ford
• D. Drendun Hurt

Explanation: Bitcoin was introduced in 2009 by the pseudonymous developer or group using the name Satoshi Nakamoto.

• A. Discovery
• B. Endeavor
• C. Columbia
• D. Atlantis

Explanation: Columbia was the first Space Shuttle orbiter launched, lifting off on 12 April 1981 during the first Space Shuttle mission, STS-1.

• A. Alfred Nobel
• B. Thomas Edison
• C. William Davis
• D. None of these

Explanation: Alfred Nobel invented dynamite in 1867 by stabilizing nitroglycerin with an absorbent material.

• A. $24 billion
• B. $34 billion
• C. $44 billion
• D. $51 billion

Explanation: IBM announced its acquisition of Red Hat in 2018 for approximately $34 billion.

• A. 1915
• B. 1916
• C. 1917
• D. 1918

Explanation: Max Planck received the 1918 Nobel Prize in Physics for his discovery of energy quanta, which laid the foundation for quantum theory.

• A. Denmark
• B. Australia
• C. England
• D. Greece

Explanation: LEGO originated in Denmark, where Ole Kirk Christiansen founded the company in Billund in 1932.

• A. Iran
• B. Japan
• C. France
• D. Norway

Explanation: The Mjøstårnet timber tower was built in Brumunddal, Norway, using engineered wood and reaching about 85.4 metres.

• A. 24 feb 2009
• B. 24 feb 2008
• C. 24 feb 2007
• D. None

Explanation: WhatsApp was founded and launched in February 2009 by Jan Koum and Brian Acton. The commonly cited launch date is 24 February 2009.

• A. Jordan
• B. Japan
• C. Jamaica
• D. Germany

Explanation: JAXA stands for the Japan Aerospace Exploration Agency, Japan's national space agency.

• A. Larry page
• B. Sergey Brin
• C. Martin Cooper
• D. Both A & B

Explanation: Larry Page and Sergey Brin jointly founded Google in 1998 while they were doctoral students at Stanford.

• A. CH-47 Chinook
• B. Hughes YOH-6A
• C. Robinson R44
• D. Mil Mi-26

Explanation: The Mil Mi-26 is the world’s largest and heaviest mass-produced helicopter, with exceptional lifting capacity.

• A. Acoustics
• B. Optics
• C. Astronomy
• D. None of these

Explanation: Optics is the branch of physics concerned with light, its behaviour, and vision.

• A. Optics
• B. Mechanics
• C. Paleontology
• D. None of these

Explanation: Mechanics deals with the design, operation, and motion of machines and mechanical structures.

• A. Acoustics
• B. Aeronautics
• C. Robotics
• D. Meteorology

Explanation: Aeronautics covers the design, construction, and operation or navigation of aircraft.

• A. Acoustics
• B. Paleontology
• C. Mineralogy
• D. Cartography

Explanation: Acoustics is the scientific study of sound, including its production, transmission, and effects.

• A. 1788
• B. 1792
• C. 1796
• D. 1799

Explanation: Samuel Hahnemann began developing homeopathy in 1796, when he published his principle of 'similia similibus curentur', or 'like cures like'.

• A. 8th April
• B. 10th April
• C. 15th April
• D. 22nd April

Explanation: World Homeopathy Day is observed on 10 April, the birth anniversary of Samuel Hahnemann, who founded the homeopathic system of medicine.

• A. For groundbreaking inventions in the field of laser physics
• B. For the optical tweezers and their application to biological systems
• C. For their method of generating high-intensity, ultra-short optical pulses
• D. All of these

Explanation: The 2018 Physics Nobel was shared by Arthur Ashkin for optical tweezers and Gérard Mourou and Donna Strickland for high-intensity…

• A. 46
• B. 47
• C. 48
• D. 49Preparing For College Admissions Tests

Explanation: A commonly cited general-knowledge fact describes the mosquito’s mouthparts as having 47 tiny, sharp, tooth-like edges.