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.

1. Who invented the railway engine?

ریلوے انجن کس نے ایجاد کیا؟

Check answer and explanation

Answer: George Stephenson

Explanation George Stephenson is credited with inventing the first successful railway engine, known as the Locomotion No. 1 , in 1814. His later model, The Rocket , introduced in 1829,

2. The birthplace of the World Wide Web was____?

ورلڈ وائڈ ویب کی جائے پیدائش کیا تھی؟

Check answer and explanation

Answer: CERN

Explanation World Wide Web (WWW) World-Wide Web Worm (WWWW) English scientist Tim Berners-Lee invented the World Wide Web in 1989. WWW Birthplace CERN near Geneva, Switzerland. The browser was released to the general public in August 1991 .

3. Who is known as father of E-mail ?

ای میل کا باپ کس کو کہا جاتا ہے؟

Check answer and explanation

Answer: Ray Tomlinson

Explanation E-mail stands for: Electronic Mail Father of E-mail: Ray Tomlinson First E-mail sent: 1971 @ is used to divide an email into: two parts SMTP helps to send: E-mails SMTP stands for: Simple Mail Transfer Protocol Received email is saved: inbox Sent email is saved in: sent box Maximum attachment size in Yahoo Email: 25 MB G-mail stands: Google Mail Email spam also called: junk email To close email account click: sign out To create new E-mail: Sign Up Email hacking means: Illegal access to open email accounts of others Junk email is also called: Spam At sign ( @ ): always a part of email address Sending an E-mail is similar to: writing a letter A allows us to access our e-mail from anywhere: Webmail interface Bookmark : is associated with Internet E-mail ************ FIA CBT VU PAPER 17-12-2021

4. Polio vaccine was invented in ______?

کس ملک میں پولیو ویکسین ایجاد ہوئی تھی؟

Check answer and explanation

Answer: USA

Explanation In the early 1950s , the first successful vaccine was created by US physician Jonas Salk. Salk tested his experimental killed-virus vaccine on himself and his family in 1953 First used Salk vaccine in 1955 ( in activated) while A live attenuated (weakened) oral polio vaccine developed by Dr. Albert Sabin and first used in 1961 . Israel launched a polio vaccine drive after 1988 in April 2022.

5. Chief of Army Staff (COAS) Gen Qamar Javed Bajwa was awarded a______________for promotion of Defence ties between Pakistan and Turkey on 20th June 2017.

آرمی چیف جنرل قمر جاوید باجوہ کو 20 جون 2017 کو پاکستان اور ترکی کے درمیان دفاعی تعلقات کے فروغ پر ______________ سے نوازا گیا۔

Check answer and explanation

Answer: Legion of Merit

Explanation Chief of Army Staff (COAS) Gen Qamar Javed Bajwa was awarded a Legion of Merit for the promotion of defense ties between Islamabad and Ankar a during an official visit to Turkey *** ALL IMPORTANT QUESTION RELATED TO "QAMAR JAVED BAJWA"" Gen Qamar Javed Bajwa was Becomes the 10th COAS on 29 November 2016 General Qamar Javed Bajwa Commissioned : 1980 ( 16th Battalion) Got an extension of 3 years: 2019 Appointed by: Nawaz Sharif Unit : 16 th Baloch regiment Predecessor : General Raheel Sharif General Qamar Javed Bajwa is going to be retired on which date? 29 November 2022 *** Operation Radd ul Fasaad was started by Army Chief Qamar Javed Bajwa on? February 22, 2017 ✔ **** Which among the following conferred the Order of the Union medal on General Qamar Javed Bajwa in August 2022? Mohammed bin Zayed Al Nahyan ✔ **** Which country awarded Qamar Javed Bajwa King Abdulaziz Medal in June 2022? Saudi Arabia ✔ *** **** ND20-8-2023

6. Popcorn was invented by ____?

پاپ کارن کی ایجاد ____ نے کی تھی؟

Check answer and explanation

Answer: Native Americans

Explanation Popcorn, a type of maize, was first cultivated and popped by Native Americans (Charles Creator). Long before the arrival of European settlers.

7. speed of light was first determined by

روشنی کی رفتار کا تعین سب سے پہلے کس نےکیا تھا۔

Check answer and explanation

Answer: Ole Romer

Explanation Ole Rømer , an astronomer from Denmark made the first quantitative measurements of the speed of light in 1676 .

8. What did Alfred Nobel, the founder of Nobel Prize, invent?

نوبل انعام کے بانی الفریڈ نوبل نے کیا ایجاد کیا؟

Check answer and explanation

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

9. Who presented Three Circles Model of World English?

ورلڈ انگلش کا تھری سرکلز ماڈل کس نے پیش کیا؟

Check answer and explanation

Answer: Braj Kachru

Explanation The Three Circles Model of World Englishes was presented by Braj Kachru. Kachru, an influential linguist, proposed this model to categorize the spread and use of English globally into three concentric circles: the Inner Circle, the Outer Circle, and the Expanding Circle.

10. Which country did silk originate from ?

ریشم کی ابتدا کس ملک سے ہوئی؟

Check answer and explanation

Answer: China

Explanation The production of silk originates in China in the Neolithic

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