Chemistry Spl

These subjects are under the General Ability Test (GAT).
You can get the previous year's papers on Shiksha's link below
https://www.google.com/url?sa=t&source=web&rct=j&url=https://www.shiksha.com/exams/amp/nda/question-papers&ved=2ahUKEwjQz9LFk-7gAhVLRo8KHdQaBm0QFjADegQIAxAB&usg=AOvVaw03ak-lq0rSN2jqs0O92jEq&cf=1.

Graduates from a recognized college with Science stream are eligible for the course. There is usually no age limit to join the course. Admission test is carried out for granting admission in the course. Only those students who pass in this entrance test will be given admission. Some colleges also hold interviews. https://www.shiksha.com/university/pune-university-unipune-sppu-savitribai-phule-pune-university-25004/admission#admission.

Hi Nisha,
First of all, look for all the basics of your graduation days and in all areas. And, then check for previous year question papers, solve them all. It will help you understanding the pattern and at last try to give as much mock test as you can.

You can see:
https://www.shiksha.com/science/colleges/m-sc-chemistry-colleges-india?ss[]=sp_85&ed[]=et_20&bc[]=100&rw[]=r4&uaf[]=review&uaf[]=course_level&rf=filters&cl[]=15

I am not sure about it as I am from a different stream but to help you out I am giving you the phone number of food science department below:
Prof. Sheel Sharma(Food Science & Nutrition) Phone: 01438-228341, Extn. 336.
You can contact her any time between 9AM - 4PM, except Tuesday.
Please do check once. Thank you.

Hello Sourav,IISC Bangalore, IISER Pune, NMIMS Mumbai, IIT Bhubaneswar, IIT Khargpur, Pondicherry University, Central Universities are best institutions. Entrance examinations are JAM, CUCET PUCET. All the Best for your future.