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
26881
What was the name of the atomic bomb dropped on Hiroshima?
Answer:
The bomb dropped on Hiroshima was nicknamed “Little Boy.” It used uranium-235 as its core material. “Fat Man” was the second bomb dropped on Nagasaki.
26882
On what date was the atomic bomb dropped on Hiroshima?
Answer:
The U.S. dropped the first atomic bomb, “Little Boy,” on Hiroshima on August 6, 1945. It devastated the city and killed tens of thousands instantly. It was the first use of nuclear weapons in war.
26883
Which conflict is considered the world’s deadliest?
Answer:
WWII caused an estimated 70–85 million deaths worldwide. While the Mongol conquests and Taiping Rebellion were devastating, WWII’s global reach made it deadlier. It shaped international politics permanently.
26884
In which year did World War II end?
Answer:
WWII ended in 1945 after the Allied victory and Japan’s surrender. The surrender followed the use of atomic bombs on Hiroshima and Nagasaki. It remains the deadliest conflict in history.
26885
In which year did World War II begin?
Answer:
WWII began in 1939 when Germany invaded Poland, prompting Britain and France to declare war. The conflict soon spread globally. It lasted six years.
26886
In which year did World War I end?
Answer:
WWI ended in November 1918 with the signing of the Armistice. The Treaty of Versailles was signed in 1919. Millions died during this conflict.
26887
In which year did World War I begin?
Answer:
WWI began in 1914 following the assassination of Archduke Franz Ferdinand. It drew in multiple alliances and spread globally. The war lasted four years.
26888
Who was the first Secretary-General of the United Nations?
Answer:
Dag Hammarskjöld
Trygve Lie of Norway was the first UN Secretary-General, serving from 1946 to 1952. He helped establish early UN institutions after WWII. Later secretaries included Hammarskjöld and U Thant.
26889
Which is the hottest desert in the world?
Answer:
The Sahara, stretching across North Africa, is the hottest desert on Earth. It covers about 9.2 million square kilometers. While the Arctic and Antarctic are colder, the Sahara is hottest by temperature.
26890
Which is the world’s largest freshwater lake by surface area?
Answer:
Lake Superior, one of North America’s Great Lakes, is the world’s largest freshwater lake by surface area. The Caspian Sea is bigger but classified as a saltwater lake. Lake Victoria is Africa’s largest lake.