SSC
WORLD HISTORY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Indian Ocean trade routes connecting South Asia to China, Southeast Asia, and Europe
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Trade along the Mongol road system across Central Asia
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The collapse of the Abbasid caliphate
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African trade routes connecting sub-Saharan Africa with Asia and Europe
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Detailed explanation-1: -It is caused by the bacterium, Yersinia pestis. Humans usually get plague after being bitten by a rodent flea that is carrying the plague bacterium or by handling an animal infected with plague. Plague is infamous for killing millions of people in Europe during the Middle Ages.
Detailed explanation-2: -The bubonic plague-named the Black Death by later historians-was caused by the yersinia pestis bacteria, which lived in rodent populations and was spread by fleas that had bitten infected animals.
Detailed explanation-3: -Flea. Though historically rats have been blamed for the spread of the bubonic plague in the medieval pandemic of the Black Death, it was in fact the humble flea that spread this bacterial infection to humans and animals alike.