Practise Discoveries & Invention MCQs in Everyday Science. Attempt multiple-choice questions, check answers and revise related subtopics.
Study Discoveries & Invention through multiple-choice questions in Everyday Science. This subtopic contains 310 practice questions. Read the wording carefully, compare the options and attempt an answer before checking the solution in learning mode.
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بال پوائنٹ قلم کس نے ایجاد کیا تھا؟
Answer: László Bíró
Explanation László Bíró , a Hungarian-Argentine inventor, invented the ballpoint pen in 1938 . He created it to provide a smoother writing experience compared to fountain pens.
موسمیات کا بانی کس کو سمجھا جاتا ہے؟
Answer: Aristotle
Explanation Aristotle is widely considered the founder of meteorology . He first used the term " meteorology " in the fourth century BC , although his work on weather was based on observation and lore rather than modern scientific methods.
تھیوڈولائٹ کس کی پیمائش کے لیے استعمال کیا جاتا ہے؟
Answer: Horizontal and vertical angle
Explanation Theodolite is a precision optical instrument for measuring angles between designated visible points in the horizontal and vertical planes. Theodolite was invented by Leonard Digges (United Kingdom) *****
الیکٹران کی شناخت سب سے پہلے کس نے کی؟
Answer: J. J. Thompson
Explanation Electron : Discovered by J. J. Thomson, 1897 Additional information : Proton : Discovered by Ernest Rutherford, 1919 Neutron : Discovered by James Chadwick, 1932 Atomic Model Proposed: Plum Pudding Model Significance: First subatomic particle discovered Last verified on 16-01-2026
ریڈیو لہروں کو کس نے دریافت کیا؟
Answer: James Clerk Maxwell
Explanation Radio waves were first predicted by James Clerk Maxwell in his theory of electromagnetism (Maxwell's equations) in 1867 . Heinrich Hertz experimentally demonstrated their existence in 1887 .
ہومیوپیتھی کس نے دریافت کیا؟
Answer: Samuel Hahnemann
Explanation Samuel Hahnemann Birth: 1755 Death: 1843 Country: Germany Principle: “ Similia similibus curentur ” (like cures like) Famous work: Organon of Medicine Last verified on 30-03-2026
آکسیجن کا دریافت کنندہ کون تھا؟
Answer: Priestly
Explanation Joseph Priestly discovered oxygen on August 1, 1774. The most abundant element in the Earth's crust is oxygen , making up 46.6% of Earth's mass
ایکو سسٹم کی اصطلاح کس نے وضع کی؟
Answer: Tansely
Explanation George Tansley was an English botanist and a pioneer in the science of ecology
برقی چارجز میں کشش اور پسپائی کا قانون کس نے دریافت کیا؟
Answer: Coulumb
Explanation Charles-Augustin de Coulomb , a French physicist, discovered the law of attraction and repulsion in electric charges in the 18th century. His law, known as Coulomb's Law, states that the force between two charges is directly proportional to the product of their charges and inversely proportional to the square of the distance between them.
Answer: Ibn Battuta
Explanation Ibn Battuta was a Maghrebi traveller, explorer, and scholar. Over a period of 30 years from 1325 to 1354 He visited much of Africa, Asia, and the Iberian Peninsula. His travelogue is known as "Rihla", meaning "The Journey." Born: 24 February 1304, Tangier, Marinid sultanate Died: 1369 (aged 64–65) Marrakesh, Marinid sultanate Other names: The Islamic Marco Polo
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