Question

Which statements correctly identify a current theory on why the Indus Valley civilization declined?

Select all correct answers.

Responses

Foreign conquerors forced the people to leave.

Foreign conquerors forced the people to leave.

Irrigation made the soil salty and unfit for farming.

Irrigation made the soil salty and unfit for farming.

The surrounding land was severely deforested.

The surrounding land was severely deforested.

Indus Valley populations migrated to Central Asia and Africa.

Indus Valley populations migrated to Central Asia and Africa.

Disease reduced the population.

1 answer

The statements that correctly identify current theories on why the Indus Valley civilization declined include:

  1. Irrigation made the soil salty and unfit for farming.
  2. The surrounding land was severely deforested.
  3. Disease reduced the population.

The ideas of foreign conquerors forcing people to leave and populations migrating to Central Asia and Africa are not widely supported by current archaeological and historical evidence regarding the decline of the Indus Valley civilization.