Explorers and Inventors MCQs - General Knowledge Practice | PakExamPoint

Practise Explorers and Inventors MCQs in General Knowledge. Attempt multiple-choice questions, check answers and revise related subtopics.

Explorers and Inventors MCQs and revision practice

Study Explorers and Inventors through multiple-choice questions in General Knowledge. This subtopic contains 379 practice questions. Read the wording carefully, compare the options and attempt an answer before checking the solution in learning mode.

Use these Explorers and Inventors MCQs to identify the facts, rules or methods you need to revise. Where an explanation is available, work through it and write down why your chosen option was correct or incorrect. Revisit difficult questions after reviewing your notes, then use exam mode for timed practice.

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Explorers and Inventors: questions and answer review

Try each question before opening its answer. Record the concept behind each mistake and revisit it during your next practice session.

161. Who discovered Hydrogen Bomb?

ہائیڈروجن بم کس نے دریافت کیا؟

Check answer and explanation

Answer: Edward Teller

Explanation Edward Teller is often referred to as the “ father of the hydrogen bomb .” After the Soviet Union detonated its first atomic bomb in 1949, Edward Teller worked to convince President Truman to develop a crash program for the hydrogen bomb, which he believed was feasible. Edward Teller was a Hungarian-American theoretical physicist *****

162. Who discovered that Malarias transmitted by mosquito?

کس نے دریافت کیا کہ ملیریا مچھر سے پھیلتا ہے؟

Check answer and explanation

Answer: Ronald Ross

Explanation Ronald Ross was a medical doctor who received the Nobel Prize for Physiology or Medicine in 1902 for his work on the transmission of malaria. He belonged to the British .

163. Who is called the Father of Internet?

انٹرنیٹ کا باپ کسے کہا جاتا ہے؟

Check answer and explanation

Answer: Vint Cerf

Explanation Vinton Gray Cerf , born on June 23, 1943. He is an American Internet pioneer known as the " Father of the Internet ." In 1997 , President Bill Clinton awarded him the U.S. National Medal of Technology.

164. Who gave the idea of law of inertia?

جڑت کے قانون کا نظریہ کس نے دیا؟

Check answer and explanation

Answer: Galileo Galilei

Explanation Galileo Galilei was an Italian astronomer, physicist and engineer.

165. who was the scientist who introduce Nuclear power?

نیوکلیئر پاور متعارف کرانے والا سائنسدان کون تھا؟

Check answer and explanation

Answer: E fermi

Explanation Nuclear power can be obtained from nuclear fission, nuclear decay and nuclear fusion reactions.

166. Greenwich main time is ___ hours behind of Pakistan standard time.

گرین وچ کا مرکزی وقت پاکستان کے معیاری وقت سے ___ گھنٹے پیچھے ہے۔

Check answer and explanation

Answer: 5

Explanation Greenwich main time is 5 hours behind Pakistan standard time. Greenwich Mean Time (GMT) is the mean solar time at the Royal Observatory in Greenwic h, London , counted from midnight . Greenwich Mean Time was established in 1884

167. Name the German Scientist who invented atom bomb.

ایٹم بم ایجاد کرنے والے جرمن سائنسدان کا نام بتائیں۔

Check answer and explanation

Answer: Hahn Otto

Explanation Hahn is involved in the German projec t aimed at developing an atomic bomb. History: On December 21, 1938, German scientists Otto Hahn and Fritz Strassmann split uranium atoms and were surprised to find several lighter products, including barium-141, instead of the heavy elements they had anticipated. Additional information: J. Robert Oppenheimer was called the "father of the atomic bomb".

168. Aspirin was invented by German chemist Felix Hoffmann in the year:

اسپرین کی ایجاد جرمن کیمیا دان فیلکس ہوفمین نے کس سنہ میں کی تھی۔

Check answer and explanation

Answer: 1897

Explanation Aspirin , also known as acetylsalicylic acid, is a drug used to relieve pain, fever, or inflammation. Aspirin was invented by German chemist Felix Hoffmann in 1897.

169. Which of following social media is oldest?

مندرجہ ذیل میں سے کون سا سوشل میڈیا سب سے پرانا ہے؟

Check answer and explanation

Answer: Facebook

Explanation Founded February 4, 2004 Headquarters: Menlo Park, California, U.S. Facebook was founded by Mark Zuckerberg, along with his fellow roommates

170. Abacus was earliest calculating device invented in the country:

Check answer and explanation

Answer: China

Explanation Abacus was earliest calculating device invented in China . Abacus was first chronicled circa 1200 C.E. in China . AGM 08-01-2023

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