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
91
Which two continents are separated by the Strait of Gibraltar?
Answer:
Africa and Europe
The Strait of Gibraltar is a narrow strait that connects the Atlantic Ocean to the Mediterranean Sea and separates Spain in Europe from Morocco in Africa.
92
What is the approximate circumference of the Earth at the Equator?
Answer:
24,901 miles (40,075 km)
The Earth's equatorial circumference is approximately 40,075 kilometers (24,901 miles), which is slightly larger than the meridional (pole-to-pole) circumference due to the planet's bulge.
93
Which continent is located in all four hemispheres (Northern, Southern, Eastern, and Western)?
Answer:
Africa
Africa is the only continent crossed by both the Prime Meridian and the Equator, meaning parts of it lie in the Northern, Southern, Eastern, and Western hemispheres.
94
Which map projection is most commonly used for marine navigation because straight lines represent constant compass bearings?
Answer:
Mercator
The Mercator projection is cylindrical and is standard for navigation because a straight line drawn on the map represents a line of constant bearing (rhumb line), although it distorts the size of landmasses near the poles.
95
What is the 0-degree line of longitude called?
Answer:
Prime Meridian
The Prime Meridian represents 0 degrees longitude and passes through the Royal Observatory in Greenwich, England. It divides the Earth into the Eastern and Western Hemispheres.
96
Which imaginary line divides the Earth into the Northern and Southern Hemispheres?
Answer:
Equator
The Equator is the imaginary line at 0 degrees latitude that encircles the planet equidistant from the poles, effectively dividing the Earth into the Northern and Southern Hemispheres.