i want to become a IPS officer? which subject i must take after SSLC?

To become an IPS office, you can choose any subject in your PUC and complete your graduation.

To become an IPS officer you have to apply and crack Civil Service Exam conducted by UPSC once every year after Graduation.

The eligible candidate must be an Indian National having either appear for the final Graduation Degree exam or pass in any stream of education within the age of 21 to 30 years with upper age relaxation for reserved candidate.

The candidate applying for IPS has to maintain a prescribed Physical Fitness.

The Chest for General Male should be 165cm and that of Female should be 150cm which is For SC/ST Male should be 160cm and that of for Female should be 145cm.

The chest of Male candidate should be 85cm and that of Female should be 79cm expandable to 5cm in both the cases.

The selection is through three phases:-

CSAT - Civil Service Aptitude Test- Preliminary Exam

Civil Service Main Exam

Personal Interview

It is good that you are taking so much of interest to become an IPS officer after passing 10th. So you should start your preparation accordingly after 12th along with your regular under Graduate studies which will be easy for you when you are appearing for the Civil Service Exam after Graduation. Best of Luck.

http://www.upsc.gov.in - Go through this link for more info