Considering the description in the question, it is FALSE that Dorian Age described the Aryans settlement in the Indus Valley and along the Ganges River.
- This is because Dorian Age is used to describe the period in which the Dorian people conquered the Peloponnese around the modern-day Greece area.
- Dorian age was around the period 1100 - 1000 BC.
- The Dorian people were believed to have come from the area often referred to as Doris in central Greece.
- The Aryan race settled into the Indus Valley and Ganges Plain around 1800 - 1500 BCE.
Hence, in this case, the correct answer is False.
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