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.

131. Who invented Jet Engine______?

جیٹ انجن کس نے ایجاد کیا؟

Check answer and explanation

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

132. the first ant-like walking robot without GPS was developed by

جی پی ایس کے بغیر چیونٹی کی طرح چلنے والا پہلا روبوٹ کھاں تیار کیا گیا تھا۔

Check answer and explanation

Answer: France

Explanation France developed the first ant-like walking robot name 'AntBot'. The robot has the ability to explore its environment and find its way home without GPS.

133. Al-Razi was a great:

الرازی عظیم تھے۔

Check answer and explanation

Answer: Physician

Explanation Al-Razi was a musician and a money-changer until his 30s he began to study medicine in Baghdad . one of the greatest physicians of the medieval period , writing over 200 works Al Razi is considered the “original portrayer” of smallpox .

134. Who introduced the Dialectic method?

Check answer and explanation

Answer: Socrates

Explanation The Dialectic method, also known as the Socratic method, It is widely attributed to the ancient Greek philosopher Socrates Found in the fifth and fourth centuries BC

135. Distant objects can be seen with the help of ____?

دور کی اشیاء کوکس کی مدد سے دیکھا جا سکتا ہے؟

Check answer and explanation

Answer: Telescope

Explanation Distant objects can be seen with the help of the Telescope They produce an image that is larger than the image that can be seen with the unaided eye. Telescopes gather far more light than the eye, It allows dim objects to be observed with greater magnification and better resolution.

136. Who developed the polio Vaccine?

پولیو ویکسین کس نے تیار کی؟

Check answer and explanation

Answer: Jonas Edward Salk

Explanation Polio Vaccines : Developed to prevent poliomyelitis , a viral disease causing paralysis. Jonas Salk (US, 1950s ): Created the first inactivated (killed) polio vaccine ; tested on himself and family in 1953 ; officially used in 1955 . Albert Sabin (1961): Developed the live attenuated (weakened) oral polio vaccine. Recent Campaigns : Israel launched a polio vaccine drive in April 2022 after 1988 efforts . Last verified on 03-04-2026

137. Who was the inventor of the Fan?

فین کا موجد کون تھا؟

Check answer and explanation

Answer: S.Wheeler

Explanation The fan was invented in 1882 by Schuyler Skaats Wheeler. Wheeler was born in New York City on May 17, 1860. He was the son of James Edwin and Ann Wood (Skaats) Wheeler.

138. Father of Modern Science Fiction is?

جدید سائنسی افسانے کا بانی کون ہے؟

Check answer and explanation

Answer: H.G. Wells

Explanation H.G. Wells is the father of modern science fiction. This title has also been given to Jules Verne and Hugo Gernsback. Born: 21 September 1866, Bromley, Kent, England Died: 13 August 1946 (aged 79), London, England

139. Who invented the the first Digital Computer?

پہلا ڈیجیٹل کمپیوٹر کس نے ایجاد کیا؟

Check answer and explanation

Answer: John Vincent Atanasoff

Explanation John Vincent Atanasoff invented the first digital computer in 1930 . The inventor of the first Digital Computer belonged to the country: USA John Vincent Atanasoff died in 1995 . Digital computer: The Digital Computer operates on a Binary system The computer that processes both analog and digital signals is called a hybrid computer. ND7-5-2023

140. Which of the following country has not landed on the moon?

مندرجہ ذیل میں سے کون سا ملک چاند پر نہیں پہنچا ؟

Check answer and explanation

Answer: France

Explanation List of Countries Landed on the Moon Countries Landed on Moon Notable Missions Year of First Lunar Landing Soviet Union Luna 2, Luna 9 1959 United States Apollo Program 1969 China Chang'e Series 2013 India Japan Chandrayaan-3 SLIM mission 2023 2024

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