Dear candidate, you had very important subjects in 10+2. Since you had Chemistry, Biology in your combinations you can choose plenty career options like

B.sc Nutrition

B.sc Zoology

B.sc Botany

B.sc Microbiology

B.sc Marine Biology/ Molecular Biology

B.sc Ecology etc

There are different career scopes like

Marine Biologist

Zoologist

Research fellow ( B.sc Biotechnology)

Forensic Expert

Park Ranger

Nutritionist and many more.

Good luck!!