Multiple choice

What likely caused the decline of the Indus River Valley civilisation?

  1. Aryan invasion from the north

  2. Global cooling period damaged their crops

  3. Environmental degradation, flooding, and/or earthquakes

  4. Dravidian invasion from southern India

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Most historians agree that the decline of the Indus Valley Civilization was caused by a combination of environmental factors, such as climate change, shifting river courses, and natural disasters like earthquakes.