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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رنگین ٹی وی کس نے ایجاد کیا تھا؟
Answer: Logie Baird
Explanation Television invented John Logie Baird First T.V station in Pakistan 1964 This is the oldest surviving colour television in the world. It uses a colour system invented in 1937 by Scottish engineer John Logie Baird.
ٹیلی فون کو کس نے ایجاد کیا؟
Answer: Alexander Graham Bell
Explanation Alexander Graham Bell is credited as the inventor of the telephone . He was awarded the first successful patent for it. The telephone was invented in 1876 . Bell made the first-ever telephone call to his assistant Thomas Watson . Last verified on 31-03-2026
Answer: Robert Whittaker
Explanation The modern system of taxonomy classifies living organisms into five kingdoms: Monera, Protista, Fungi, Plantae, and Animalia. This classification, proposed by Robert Whittaker in 1969 , is based on cell structure, mode of nutrition, and complexity.
ٹیلی ویژن ریڈیو فون _____ کے ذریعے سگنل پھیلاتا ہے؟
Answer: Electromagnetic Waves
Explanation Television Radio Phones spread signals through Electromagnetic Waves Sound travels at approximately 1,100 feet per second (766 miles per hour) . while Radio waves travel at the speed of light, w hich is approximately 186,000 miles per second. ND06-08-2023
بیٹری کس نے ایجاد کی تھی
Answer: Alessandro Volta
Explanation Alessandro Giuseppe Antonio Anastasio Volta was an Italian physicist, chemist. who is credited as the inventor of the electrical battery and the discoverer of methane.
Answer: Flimant
Explanation This wire is called a filament . The filament is the part of the light bulb that produces light. Filaments in incandescent light bulbs are made of tungsten ********* FIA VU CONSTABLE PAST PAPER 2021
Answer: It helps blood flow to the brain
Explanation CPR help when a person goes into cardiac arrest: It helps blood flow to the brain *** EMT RESCUE 1122 "CPR" related question": CPR stands for “Cardiopulmonary Resuscitation”. The compression rate during CPR should be 100- 150 compression per minute. You should compress the chest about 1.5 inches or 4 cm . Arriving first at the scene, you find an unresponsive person with no pulse that has thrown up. Your fee CPR is not something you are comfortable giving them. we would do the next best thing for Compression only CPR More than a hundred times per minute should be the rate of chest compression while doing CPR.
بنجمن فرینکلن کو بجلی کی چھڑی کی ایجاد کی وجہ سے _____ کا باپ کہا جاتا ہے؟
Answer: Electricity
Explanation Benjamin Franklin discovered electricity and invented the lightning rod and bifocals. Benjamin Franklin's 1752 kite experiment proved lightning is electricity.
ایکس رے ____ کی طرف سے دریافت کیا گیا ہے؟
Answer: Wilhelm Conrad Roentgen
Explanation Wilhelm Conrad Rontgen discovered X-rays He was discovered on 8 November 1895. He got the Nobel Prize in Physics in 1901 . *** Additional questions The penetrating power of X-rays depends on their frequency ND2-08-2023
جیٹ انجن کس نے ایجاد کیا؟
Answer: Sir Frank Whittle
Explanation Air Commodore Sir Frank Whittle, was an English Royal Air Force air officer . He is credited with inventing the turbojet engine. A patent was submitted by Maxime Guillaume in 1921 for a similar invention; however, this was technically unfeasible at the time. RY30012023
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