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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جوڑنے والی مشین کس نے ایجاد کی؟
Answer: Blaise Pascal
Explanation The Pascaline was designed and built by the French mathematician-philosopher Blaise Pascal between 1642 and 1644.
نوبل انعام کے بانی الفریڈ نوبل نے کیا ایجاد کیا؟
Answer: Dynamite
Explanation Alfred Nobel Born : October 21, 1833, Stockholm, Sweden Alfred Nobel Died : on December 10, 1896, in Sanremo, Italy Alfred Nobel Full name : Alfred Bernhard Nobel Alfred Nobel invented dynamite and Nitro-glycerine in 1875 . Alfred Nobel was a chemist from Sweden . He is best known for having bequeathed his fortune to establish the Nobel Prize Alfred Adler proposed that humans are motivated by S ocial urges of superiority and inferiority
میکس پلنک کو کس کی دریافت پرطبیعیات کا نوبل انعام ملا
Answer: Energy Quanta
Explanation Max Karl Ernst Ludwig Planck, was a German theoretical physicist whose discovery of energy quanta won him the Nobel Prize in Physics in 1918 .
حیاتیاتی کنٹرول کا باپ کون ہے؟
Answer: Paul DeBach
Explanation Paul DeBach is the father of biological control Paul Hevener DeBach was an American entomologist who was a specialist in biological control. He wrote the influential book Biological Control by Natural Enemies first published in 1974 ** Biological control is an environmentally sound and effective means of reducing or mitigating pests and pest effects through the use of natural enemies. ***** ND11-12-2022
مقناطیسی انڈکشن کے قوانین _____ کے ذریعہ دیئے گئے ہیں؟
Answer: Faraday
Explanation Michael Faraday proposed the laws of electromagnetic induction in the year 1831 . Faraday's law or the law of electromagnetic induction is the observation or results of the experiments conducted by Faraday. ****** RY 15-01-2023
سائنسدانوں نے ایڈز کا سبب بننے والا وائرس کس سال دریافت کیا؟
Answer: 1983
Explanation Aids way to spread is Touch AIDS stands for Acquired Immunodeficiency Syndrome. HIV stands for Human Immunodeficiency Virus. HIV attacks the immune system of the body AIDS virus has single-stranded RNA ***
Answer: Infants
Explanation Stack method of dental estimation is used for Infants *** The dental Age Estimation method for children is called Stack Method. *** Stack method14 This method measures the dry weight of the mineralized tooth cusps and gives the approximate age of the child. At 6 months of intrauterine life, the weight is 60 mg, in the newborn child, the teeth weigh 0.5 gm which increases to 1.8 grams after 6 months.
ٹی وی میں استعمال ہونے والے تین بنیادی رنگ ہیں
Answer: Green, Blue, Red
Explanation Red, green and blue color combinations is added in color vision in TV. ***************** Three Primary Colors (Ps): Red, Yellow, Blue. Three Secondary Colors (S'): Orange, Green, Violet. Six Tertiary Colors (Ts): Red-Orange, Yellow-Orange, Yellow-Green, Blue-Green, Blue-Violet, Red-Violet, which are formed by mixing a primary with a secondary.
دنیا کا پہلا ہارٹ ٹرانسپلانٹ کس نےایجاد کیا؟
Answer: Christiaan Barnard
Explanation Surgeon: Christiaan Barnard Patient: Louis Washkansky Donor : Denise Darvall Date : 3 December 1967 Hospital : Groote Schuur Hospital Location : Cape Town, South Africa Type : First human heart transplant Last verified on 03-05-2026
خون کی گردش کس نے دریافت کی؟
Answer: William Harvey
Explanation William Harvey : first known physician to describe completely, and in detail, the systemic circulation and properties of blood . William Harvey is also known as father of circulation of blood.
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