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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ریوالور سب سے پہلے _____ کے ذریعہ ایجاد ہوا تھا؟
Answer: Samuel Colt
Explanation Samuel Colt patented the revolver in 1836 . He revolutionizing firearms with its rotating cylinder.
Answer: Carolus Linnaeus
Explanation Carolus Linnaeus was a Swedish botanist, He is widely recognized as the "Father of Taxonomy". In the 18th century, he published his seminal work, Systema Naturae, in which he introduced a formal, hierarchical system for classifying and naming living organisms.
Answer: Concave mirror
Explanation A concave mirror has a reflective surface that is curved inward and away from the light source .
دنیا کا سب سے بڑا بیکٹیریا کہاں دریافت ہوا؟
Answer: Caribbean
Explanation In June 2022 , researchers discovered largest bacteria on the Caribbean island of Guadeloupe and is big enough to be seen with the human eye
زولوجی کا لفظ کہاں سے آیا؟
Answer: Animals
Explanation Zoology is derived from two Greek words; Zoo means an animal , and Logos means to study.
الیکٹران کی دریافت پر نوبل انعام کس کو دیا گیا؟
Answer: J. J. Thomson
Explanation The Nobel Prize for the discovery of the electron was awarded to J. J. Thomson in 1906 . He received the Nobel Prize in Physics for his investigations into the conduction of electricity in gases, which led to the discovery of the electron in 1897 . *****
پانی کے ابلتے نقطہ کی پیمائش کے لیے سب سے موزوں تھرمامیٹرکونسا ہے
Answer: Mercury Thermometer
Explanation In a mercury thermometer, a glass tube is filled with mercury and a standard temperature scale is marked on the tube. Water freeze at 32 F and boils at 212 F
بھاپ انجن کس نے ایجاد کیا؟
Answer: Stephenson
Explanation Geroge Stephenson designed the railwa y steam engine The locomotives were the work of Stephenson and his son Robert.
کاسمولوجی سائنس کی شاخ کے طور پر مندرجہ ذیل میں سے کس کے مطالعہ سے متعلق ہے؟
Answer: Formation of Universe
Explanation Cosmology as the branch of science is related to the study of Formation of Universe . Cosmology is the study of the origin, development, structure, history, and future of the entire universe . Edwin Powell Hubble is known as the father of Cosmology . Edwin Powell Hubble was an astronomer from America . ***
ڈائنامائٹ کس نے ایجاد کیا؟
Answer: Dr. Alfred B. Nobel
Explanation Alfred Nobel was a chemist from Sweden . Dynamite was invented by Alfred Nobel in the 1860s. He is also the founder of the Nobel Prize He also invented Nitro-glycerine in 1875. 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 Additional Information The first Noble Prize was awarded on 10th December 1901 The first Noble Prize was awarded in Stockholm, Sweden .
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