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
11
The 'Hera' mission includes two CubeSats named:
Answer:
Milani and Juventas
Hera carries two CubeSats, 'Milani' and 'Juventas', to perform close-up spectral and radar investigations of the asteroid.
12
In 2025, which telescope confirmed the universe's expansion might be 'slowing down' (contradicting some dark energy models)?
Answer:
DESI (Dark Energy Spectroscopic Instrument) / New studies
New data (often cited from DESI or similar surveys in 2024/2025) hinted that dark energy might be weakening, suggesting the acceleration of the universe could be slowing.
13
Which country signed an agreement with Firefly Aerospace to launch its 'Rashid 2' rover?
Answer:
UAE (United Arab Emirates)
The UAE (via MBRSC) signed the agreement with Firefly Aerospace for the Rashid 2 mission.
14
Updates in 2025 confirmed that the Russian Orbital Station (ROS) will operate in which type of orbit?
Answer:
Sun-Synchronous / Polar
ROS is planned for a high-latitude, sun-synchronous/polar orbit to monitor the entire surface of Earth, especially the Arctic region.
15
Which 'deep field' image was a highlight of Euclid's Q1 release?
Answer:
Euclid Deep Field Fornax
The Euclid Deep Field Fornax was a major highlight, covering a large area and revealing millions of galaxies.
16
What is the primary power source for the 'Europa Clipper' spacecraft?
Answer:
Solar Panels
Europa Clipper is the largest solar-powered spacecraft NASA has ever built for a planetary mission, using massive solar arrays.
17
Intuitive Machines' IM-2 mission carried a 'Drone' called:
Answer:
Micro-Nova (Hopper)
IM-2 carried a 'Micro-Nova' hopper (deployed to hop into a shadowed crater), distinct from the main lander.
18
Which massive rocket is being developed by China to land astronauts on the Moon by 2030?
Answer:
Long March 9 / Long March 10
China is developing the Long March 10 (and Long March 9 for infrastructure) to support its crewed lunar landing goal by 2030.
19
The 'Rashid 2' rover is a follow-up to the first Rashid rover which was lost on which failed lander?
Answer:
HAKUTO-R M1
The first Rashid rover was onboard the Japanese ispace HAKUTO-R M1 lander, which crashed during its landing attempt in 2023.
20
Which new NASA space telescope is planned to survey the sky in near-infrared light starting around 2025?
Answer:
SPHEREx
SPHEREx (Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer) is planned for launch around 2025 to survey the sky.