Science

If you are interested in science, crime solving, and the legal system, then Forensic Medical Science is right for you. Forensic Medical Science is a good fit for analytical thinkers who enjoy a scientific approach to biology and deduction.
You may also want to be comfortable with medical or forensic specifics like autopsies or injury reports. If that does not scare you and may excite you, then you may have find your field.

Definitely college ranking is significant, but remember ranking is not the end all be all, especially in specialised areas like Forensic Medical Science. 
What is more crucial is the institution's exposure to the profession, laboratory facilities, and rapport with industry partners. 
Having attended a lesser-known college with forensic programs and good placement assistance is better than attending a top ranked college with less specialisation in forensic science. 

Yes, many colleges may admit students for UG Forensic Medical Science based on Class 12 results in any human Science (science stream). You can see on their websites what there admission to Diploma or undergraduate courses on forensic medical Science will be without the need for an entrance exam. 

That said, there may be some reputable universities (or postgraduate programme) that may require you to take an internal exam or interview, so please carefully look at the eligibility when considering application to the institute.

Some of the most well-recognized Colleges that are affiliated to Delhi University that offer BSc in Microbiology are listed below:

• Bhaskaracharya College of Applied Sciences
• Gargi College
• Institute of Home Economics
• Swami Shraddhanand College 

Students who wish to enroll themselves in these prestigious colleges have to meet the eligibility criteria as well as clear the entrance exam of CUET UG.