Currency trading issue in India

Say,having currency trading account in Zerodha.I have few doubts:

Can i trade in currencies pair with automatic algorithmic trading fully? or semi automatic?If yes how?

Can i trade in currency pair more then 10 crore or 6 crore or is there any limit after that amount i will not allowed to trade in that pair?

Can i fully do robot trading in currency pair say USD/INR?

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