All Categories MCQs
Topic Notes: All Categories
General Description
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
70371
Which US space shuttle exploded 73 seconds after liftoff in 1986?
Answer:
Challenger
The Space Shuttle Challenger broke apart 73 seconds into its flight on January 28, 1986, due to the failure of an O-ring seal in its right solid rocket booster.
70372
The deadliest tropical cyclone on record, the Bhola Cyclone of 1970, struck:
Answer:
East Pakistan (Bangladesh)
The 1970 Bhola cyclone struck East Pakistan (now Bangladesh) and India's West Bengal, killing an estimated 300,000 to 500,000 people.
70373
The 1989 Exxon Valdez disaster involved a massive oil spill in:
Answer:
Prince William Sound, Alaska
The oil tanker Exxon Valdez struck Prince William Sound's Bligh Reef, spilling hundreds of thousands of barrels of crude oil.
70374
The worst aviation accident in history occurred in 1977 on the runway of which island?
Answer:
Tenerife
The Tenerife airport disaster involved a collision between two Boeing 747s (KLM and Pan Am) on the runway at Los Rodeos Airport.
70375
Which volcanic eruption in 1815 caused the 'Year Without a Summer'?
Answer:
Mount Tambora
The eruption of Mount Tambora in Indonesia was the most powerful recorded in history, causing global climate anomalies and crop failures in 1816.
70376
The 1917 Halifax Explosion, the largest man-made explosion before the atomic bomb, occurred when two ships collided in:
Answer:
Canada
The SS Mont-Blanc, a French cargo ship laden with explosives, collided with the Norwegian vessel SS Imo in Halifax Harbour, Nova Scotia, Canada.
70377
Which space shuttle disintegrated upon re-entry in 2003?
Answer:
Columbia
The Space Shuttle Columbia disaster occurred on February 1, 2003, when the shuttle disintegrated as it re-entered the atmosphere, killing all seven crew members.
70378
The 'Great Smog of London' in 1952 was primarily caused by:
Answer:
Coal burning and weather conditions
A period of cold weather combined with an anticyclone and windless conditions collected airborne pollutants, mostly arising from the use of coal, to form a thick layer of smog.
70379
The 1906 earthquake that destroyed much of San Francisco was followed by devastating:
Answer:
Fires
While the earthquake caused significant damage, the subsequent fires that burned for days destroyed over 80% of the city.
70380
Which pandemic is estimated to have killed 50 million people worldwide between 1918 and 1919?
Answer:
Spanish Flu
The Spanish flu (1918 influenza pandemic) was an unusually deadly influenza pandemic caused by the H1N1 influenza A virus.