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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Answer: None of these
Explanation Reperfusion is useful for ischemic myocardium. It helps to decrease the chances of MI Myocardial ischemia-reperfusiondis injury contributes to adverse cardiovascular outcomes after myocardial ischemia, cardiac surgery
Answer: IVF
Explanation Lady with infertility with B/L tubal block at cornua. The best method of management is IVF *** IVF stands for In vitro fertilization (IVF) women with blocked fallopian tubes can still become pregnant through IVF, even if one or both fallopian tubes are blocked! During IVF, mature eggs are collected (retrieved) from ovaries and fertilized by sperm in a lab.
Answer: the head is tilted and chin is lifted
Explanation The technique used to open the airway of an unconscious person is: the head is tilted and the chin is lifted *** ● There are three methods to open an airway, which are a neck lift, chin lift, and jaw thrust.
رابرٹ ہک نے خلیات کو ان کا مشاہدہ کرکے کیا دریافت کیا
Answer: Cork Slice
Explanation R obert Hook described the cell as: Basic unit of life Robert Hook discovered cells: 1665 Cell is the smallest unit that can live on its own and that makes up all living organisms and the tissues of the body
ایلی وٹنی نے کون سی مشین تیار کی تھی؟
Answer: Cotton Gin
Explanation Eli Whitney invented the Cotton Gin in 1794 to separate cotton fibers from seeds efficiently. This invention revolutionized the cotton industry and boosted production.
کسے ابتدائی کیمسٹری کے باپ کے طور پر جانا جاتا ہے اور اس نے حیاتیاتی سائنس میں بھی اہم شراکت کی ہے؟
Answer: Jabir Ibn Hayyan
Explanation Jabir ibn Hayyan , known as the " father of chemistry ." He was an Arab Chemist . Composition of Alchemy was written by Jabir Bin Hayyan . Notable ideas: Use of organic substances in chemistry Sulfur-mercury theory of metals Science of the balance Science of artificial generation Last verified on 07-02-2026
الیکٹرک موٹر کس کی ایجاد ھے۔
Answer: Faraday
Explanation Michael Faraday : an English scientist who invented Electric Motor in 18th century.
آئزک نیوٹن کا تعلق کس ملک سے تھا
Answer: UK
Explanation Isaac Newton discovered the laws of gravity and three laws of motion and invented calculus . Isaac Newton belonged to the United Kingdom (UK).
Answer: Dr Warner Von Braun
Explanation Braun was a German-born American aerospace engineer and space architect.
بینجمن فرینکلن ایک امریکی نے ____ ایجاد کیا؟
Answer: Lightening Rod
Explanation Benjamin Franklin invented the lightning rod , a device used to protect buildings from lightning strikes. He made this invention in 1752 as part of his experiments with electricity.
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