Hello aspirant,
Hope you are doing great.
So with regard to your query, NO you cannot choose astrology in your 11th standard itself. You need to complete your 10+2 for the purpose of doing astrology course. In 12th and 11th you have to choose either PCB or PCM only.
Hope this helps you,
Thank you.
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile