IPMAT is an exam conducted by IIM Indore for admission in a 5-year undergraduate program.

There is no as such specified stream or subject who can give IPMAT, anyone can give it. 

Also, the eligibility criteria for IPMAT is-

• The candidate should have scored a minimum of 60% in Class 10th/SSC and also in class 12th/HSC in case of general and NC-OBC category.
  
• The candidate should have scored a minimum 55% in class 10th/SSC and also in class 12th/HSC in case of SC, ST and PWD (DA) category.
  

You can clear the exam by studying regularly.

I suggest you go through this interview with IPM topper, it will help you and motivate you for the same.

https://bschool.careers360.com/articles/how-crack-ipmat-archita-s.

All the best