hii 

you have huge options after your plus 2 like you can go to engineering or bca in various fields

 Architecture

Bachelor of Architecture (B. Arch) – Five years course.

Eligibility: 12th Science PCM with high percentile

Admission Procedure: National Level entrance test such as IIT-JEE, GATE, UPSEE, BITSAT and State level or entrance test.

3. Merchant Navy

Higher National Diploma  (HND) Nautical Science or Marine Engineering (1 year course).

Bachelor of Science in Nautical Technology  (3 years training at Institute + 1 year at Sea).

Bachelor of Technology in Naval Architecture and Ship Building.

Eligibility: 12th Science PCM with high percentile.

Admission procedure: The All India Merchant Navy Entrance Test (AIMNET) , required the vision (eyesight) and health standards.

4. Commercial Pilot

Commercial pilot training from Aviation Institutes in India.

BSc in Aviation Sciences.

Eligibility: 12th Science PCM with high percentile.

Admission procedure: Admission is based on an all-India written test, Pilot Aptitude Test (WOMBAT) and an interview. Required good eyesight and  health.

5. Bachelor of Science

BSc in physics, chemistry, maths, astronomy, forensic Science, geology, statistics , industrial chemistry, nautical science, home science, nutrition, clothing and textile, extension and communication, environmental science, Human Development and Family studies (BSc),  fashion design, fashion technology etc.

hope this helps

Students of PCM caneither go for Engineering /architecture /Pharmacy oreven BSc courses.

However this majorly depends on your interest and aptitude for the same. 

Engineering and Architecture from top colleges like IIT and NIT havemost prospects and salary opportunities. 

Students can also take BCA course which is good alternative to bsc IT.