General Knowledge MCQs
Topic Notes: General Knowledge
MCQs and preparation resources for competitive exams, covering important concepts, past papers, and detailed explanations.
Plato
- Biography: Ancient Greek philosopher (427–347 BCE), student of Socrates and teacher of Aristotle, founder of the Academy in Athens.
- Important Ideas:
- Theory of Forms
- Philosopher-King
- Ideal State
41
What is the Kármán line?
Answer:
The boundary between Earth's atmosphere and outer space
The Kármán line is an internationally recognized definition for the edge of space, located at an altitude of 100 km (62 miles) above sea level.
42
Which spacecraft was the first to successfully land on the surface of Venus?
Answer:
Venera 7
The Soviet probe Venera 7 landed on Venus in 1970, becoming the first spacecraft to return data from the surface of another planet.
43
What is the name of the helicopter that performed the first powered flight on Mars?
Answer:
Ingenuity
Ingenuity is a small robotic helicopter that hitched a ride with the Perseverance rover and demonstrated the first powered flight on another planet.
44
Who became the first space tourist in 2001?
Answer:
Dennis Tito
Dennis Tito, an American entrepreneur, funded his own trip to the ISS aboard a Russian Soyuz spacecraft, becoming the first space tourist.
45
Which NASA program acted as a bridge between Project Mercury and the Apollo program?
Answer:
Gemini
Project Gemini (1961–1966) was designed to develop techniques for space travel, such as EVAs and docking, required for the Moon landing.
46
What was the name of the first ever space station launched by the Soviet Union?
Answer:
Salyut 1
Salyut 1 was the world's first space station, launched into low Earth orbit by the Soviet Union on April 19, 1971.
47
Who was the last person to walk on the Moon?
Answer:
Eugene Cernan
Eugene Cernan, commander of Apollo 17, was the last person to walk on the lunar surface in December 1972.
48
Which mission was the first to orbit the Moon with humans aboard?
Answer:
Apollo 8
Launched in December 1968, Apollo 8 was the first crewed spacecraft to leave low Earth orbit, reach the Moon, orbit it, and return safely.
49
Who was the first Chinese astronaut (taikonaut) to go into space?
Answer:
Yang Liwei
Yang Liwei became the first person sent into space by the Chinese space program aboard Shenzhou 5 on October 15, 2003.
50
What was the name of the first satellite launched by the United States?
Answer:
Explorer 1
Explorer 1 was launched on January 31, 1958, following the Soviet Sputnik success, and is famous for discovering the Van Allen radiation belts.