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.

41. Euclid of Alexandria is known for laying foundations of modern day _________

Check answer and explanation

Answer: Geometry

Explanation Euclid, also known as Euclid of Alexandria , was a Greek mathematician, often referred to as the " founder of geometry " or the "father of geometry".

42. Who invented antibiotic medicine?

اینٹی بائیوٹک دوا کس نے ایجاد کی؟

Check answer and explanation

Answer: Alexander Flaming

Explanation Penicillin was discovered by Alexander Flaming In 1928 Penicillin was the f irst true antibiotic The first patient Albert Alexander, a 43-year-old policeman , was treated with penicillin on 12 February 1941 Alexander Flaming determined that penicillin had an antibacterial effect and published his findings in 1929

43. Who discovered the sea route to India?

ہندوستان کا سمندری راستہ کس نے دریافت کیا؟

Check answer and explanation

Answer: Vasco da Gama

Explanation Vasco da Gama was the first European to reach India by sea , arriving at Calicut in 1498 . He was a famous Portuguese Explorer . He was belonged to Portugal . He was born in 1460 in the town of Sines . He was died in 1524 .

44. Which is the first country in the world to introduce vaccine for meningitis?

گردن توڑ بخار کی ویکسین متعارف کرانے والا دنیا کا پہلا ملک کون سا ہے؟

Check answer and explanation

Answer: Nigeria

Explanation Nigeria is the first country in the world to introduce vaccine for meningitis Nigeria has become the first country in the world to roll out the "revolutionary" new Men5CV vaccine against meningitis . Nigeria is one of the hotspots of the deadly disease in Africa . In 2023, a 50% rise in annual cases was reported across 26 African countries regarded as meningitis hyperendemic countries ***

45. Which is the fastest supercomputer in the world?

دنیا کا تیز ترین سپر کمپیوٹر کون سا ہے؟

Check answer and explanation

Answer: Frontier

Explanation In May 2022, Frontier Supercomputer of USA beat Japan`s Fugaku to become world fastest supercomputer.

46. Montagu Chelmsford Reforms introduced a system called:

Check answer and explanation

Answer: Diarchy

Explanation The Montagu-Chelmsford Reforms introduced the s ystem of dyarchy, It was a type of double government in the provinces of British India. The reforms were implemented through the Government of India Act of 1919

47. Who manufactured the first Apple mobile phone?

ایپل کا پہلا موبائل فون کس نے بنایا؟

Check answer and explanation

Answer: Apple Inc.

Explanation Manufacturer: Foxconn . Developer: Apple Inc.. Release Date: June 29, 2007. Key Design: Features a 3.5-inch screen and was developed under the codename "Project Purple".

48. Who discovered the Indus Valley Civilization?

وادی سندھ کی تہذیب کس نے دریافت کی؟

Check answer and explanation

Answer: John Marshall

Explanation John Marshall , a British archaeologist, is credited with the discovery of the Indus Valley Civilization in 1922. He was the Director-General of the Archaeological Survey of India (ASI) at the time and led the excavations at Mohenjo-Daro and Harappa , two of the major cities of the Indus Valley Civilization.

49. Who is called father of modern astronomy?

جدید فلکیات کا باپ کسے کہا جاتا ہے؟

Check answer and explanation

Answer: Nicolous Copernicus

Explanation Nicolaus Copernicus is widely considered th e father of modern astronomy Because he was the f irst modern European * Galileo Galilei, a later figure, is often called the "father of observational astronomy"

50. Who invented the Air-Conditioner?

ایئر کنڈیشنر کس نے ایجاد کیا؟

Check answer and explanation

Answer: Willis Carrier

Explanation The first modern air conditioner was invented in 1902 by Willis Haviland Carrier. He was a skilled engineer who began experimenting with the laws of humidity control. This was to solve an application problem at a printing plant in Brooklyn, NY .

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