General Science/Everyday Science MCQs
Topic Notes: General Science/Everyday Science
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
31
Which probe is currently the closest human-made object to the Sun?
Answer:
Parker Solar Probe
The Parker Solar Probe is a NASA mission launched in 2018 to study the Sun's outer corona. It has set records for being the fastest spacecraft and the one that flies closest to the Sun.
32
The Cassini-Huygens mission was a joint project to explore which planet?
Answer:
Saturn
Cassini-Huygens was a collaboration between NASA, ESA, and ASI to study Saturn and its system, including the deployment of the Huygens lander on the moon Titan.
33
Which satellite system provides highly accurate timing and location data worldwide?
Answer:
GPS (Global Positioning System)
GPS is a satellite-based radionavigation system owned by the United States government and operated by the United States Space Force. It provides geolocation and time information to a GPS receiver anywhere on Earth.
34
What is the name of the first American to orbit the Earth?
Answer:
John Glenn
While Alan Shepard was the first American in space (suborbital), John Glenn became the first American to orbit the Earth on February 20, 1962, aboard Friendship 7.
35
Which mission was the first to land a probe on a comet (67P/Churyumov–Gerasimenko)?
Answer:
Rosetta
The Rosetta mission, launched by the ESA, was the first to orbit a comet and deploy a lander (Philae) onto its surface in November 2014.
36
The first reusable spacecraft launched by NASA was the
Answer:
Space Shuttle
The Space Shuttle was the first spacecraft designed for reuse. It consisted of an orbiter, solid rocket boosters, and an external fuel tank, flying 135 missions between 1981 and 2011.
37
The 'Curiosity' rover is exploring which specific crater on Mars?
Answer:
Gale Crater
Curiosity landed in Gale Crater on Mars in August 2012. It was chosen because it contains a massive mountain (Mount Sharp) with layered rocks that record the history of Mars' ancient environment.
38
Which probe was the first to fly past Pluto?
Answer:
New Horizons
The New Horizons mission, launched by NASA in 2006, performed the first close-up flyby of Pluto and its moons in July 2015, revealing a complex world of ice mountains and nitrogen glaciers.
39
What was the name of the first living creature (a dog) to orbit the Earth?
Answer:
Laika
Laika was a Soviet space dog who became one of the first animals in space and the first animal to orbit the Earth, launched aboard Sputnik 2 in November 1957.
40
The 'Artemis' program aims to accomplish which major goal?
Answer:
Returning humans to the Moon, including the first woman
Artemis is a NASA-led international human spaceflight program. Its primary goal is to return humans to the Moon, specifically to the lunar south pole, and establish a long-term presence there as a stepping stone to Mars.