Question

Question

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

Select all correct answers.

Responses

The surrounding land was severely deforested.

The surrounding land was severely deforested.

Disease reduced the population.

Disease reduced the population.

Indus Valley populations migrated to Central Asia and Africa.

Indus Valley populations migrated to Central Asia and Africa.

Irrigation made the soil salty and unfit for farming.

Irrigation made the soil salty and unfit for farming.

Foreign conquerors forced the people to leave.

Answer 1

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

1. The surrounding land was severely deforested.
2. Disease reduced the population.
3. Irrigation made the soil salty and unfit for farming.
4. Foreign conquerors forced the people to leave.

Note that the theory about Indus Valley populations migrating to Central Asia and Africa is less widely supported compared to the other theories.