hey,

the basic eligibility criteria to get admission for the course masters of science in environmental science in jawaharlal nehru university is candidate must hold a bachelors degree in any branch of basic or applied sciences under 10+2+3 education pattern from school/institute/university as recognized at the state or national level.

so according to that you are eligible

for more details kindly go through the link

https://university.careers360.com/articles/jnu-eligibility-criteria

all the best!