Answer: Option [D]Main channels of our knowledge about the Indus Valley Civilization are Archaeological excavations. In archaeology, excavation is the exposure , processing and recording of archaeological remains.
Answer: Option [B]The civilization was first identified in 1921 at Harappa in the Punjab region and then in 1922 at Mohenjo-daro (Mohenjodaro), near the Indus River in the Sindh (Sind) region.
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Answer: Option [B]The most unique aspect of planning during the Indus Valley civilization was the system of underground drainage. The main sewer, 1.5 meters deep and 91 cm across, connected to many north-south and east-west sewers. It was made from bricks smoothened and joined together seamlessly.
Answer: Option [B]The Indus Valley Civilization is known as Pre-Aryan Civilization because of the evidence of copper.
Answer: Option [A]The main occupation of the Harappans was agriculture. Wheat, barley, peas, and bananas were raised for subsistence. Cotton was another important crop. The fertile plains of the Indus Valley Civilization complemented the agriculture of the region.
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