BCA

It depends, where you want to take admission, like in Haryana you can get admission with this marks in colleges under Maharishi Dyanad University etc., but in Delhi it would be quite difficult.
Try entry through entrance exam options too.
In Rohtak, PGI medical check their criteria for admission I think you can get admission there check for it.

BCA is more Job Oriented as compared to B.Sc in Geography honors.

The first point is that your point of interest towards subject. BCA and B.Sc in Geography both have scope. You may choose any of them.

Yes, you can pursue BCA PROVIDES specialization programme like cloud technology and information security, UI&UX and any more.

Please visit this college predictor this will help you to choose best for you
https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor
Hope this will help you
Thank you.

Yes, you can take BCA. You are eligible for the same.
Good luck.

Please use JEE Mains college predictor it will give you the list of college as per your rank/ marks/ percentile
https://www.google.com/url?sa=t&source=web&rct=j&url=https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor&ved=2ahUKEwic9v7Y_aziAhUXEnIKHbvZBmAQFjAAegQIBRAB&usg=AOvVaw1N9BzFtyUCP4JU-2UQHQ0H
Good luck.

You should have completed your class 12th with good percentage to get admission for BCA in this college.
Good luck.