How did Britain's trade practices impact India?

They forced the commercialisation of agriculture with the growing of various cash crops and the raw materials for the industries in the Britain. With the strong political control, the British were able to monopolise the trade with India. They defeated their foreign rivals in trade so that there could be no competition.

a mid-ocean ridge or mid-oceanic ridge is an underwater mountain range, formed by plate tectonics. this uplifting of the ocean floor occurs when convection currents rise in the mantle beneath the oceanic crust and create magma where two tectonic plates meet at a divergent boundary.a geomagnetic reversal is a change in a planet's magnetic field such that the positions of magnetic north and magnetic south are interchanged.