CIVILIZATION
INDUS VALLEY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Diseases from mosquitos
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lack of trees/ forest cover
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severe floods/A major earthquake
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bare soils due to cattle overgrazing/ salt in the soil
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Possibly all of the above
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Detailed explanation-1: -Many scholars believe that the collapse of the Indus Valley Civilization was caused by climate change. Some experts believe the drying of the Saraswati River, which began around 1900 BCE, was the main cause for climate change, while others conclude that a great flood struck the area.
Detailed explanation-2: -Answer: The Indus valley civilization started declining from about 1900 BCE. Changes in climate, decline of trade with Mesopotamians, drying up or flooding of the river, foreign invasion of Indus civilisation might have been the reasons for the decline of this civilization.
Detailed explanation-3: -Answer: Climate changes and geographic changes such as the drying of rivers have caused the end of the Harappan civilisation. It is also explained that deforestation and floods are recognised as the significant reasons for Harappan civilisation.
Detailed explanation-4: -Some scholars believe that continuous flooding caused by the river Indus and its tributaries might have destroyed the Harappan civilization.It is also assumed that the drying up of the river Sarasvati by 1900 BC might have forced the Harappans to migrate eastwards towards the Gangetic plains.