Hi, once you complete your graduation degree, there lies a multitude of options ahead of you which includes offers from nig MNCs, and lucrative job opportunities in both govt and private sector.
If you are interested in going for higher studies, then you can apply for master's courses in biology for which you will have to apply for entrance test. Some of the most chosen PG courses in this field are:

• M.Sc. in biology
• M.Sc. in biological sciences
• M.Sc. in applied biology
• M.Sc. in conservation biology
• M.Sc. in computational biology
• M.Sc. in environmental biology
• M.Sc. in environmental microbiology
• Master of philosophy in plant molecular biology
• Master of philosophy in plant biology and plant biotechnology
• Doctor of philosophy in biological sciences
• Doctor of philosophy in plant molecular biology
• Post graduate diploma in computational biology
• Master of business administration

There are various short term and long term certificate courses to pursue as well after graduation. The most valid and internationally accepted in the teaching field of biology are- American Board of certification of teacher excellence (ABCTE) and online wildlife biology certification.
Career options after completion of b.sc degree

• Biology content developer
• Biological technician
• Conservationist
• Ecologist
• Botanist
• Geneticist
• Horticulturist
• Molecular biologist
• Plant explorer
• Plant biochemist
• Weed scientist
• Science adviser
• Forest ranger
• Farming consultant

Successful completion of masters degree further enhances the chance of getting lucrative jobs in the market like:

• Agriculture research services
• Botanical gardens
• Botanical survey
• Hospitals
• Horticulture
• Medical research
• Medical laboratories
• Wildlife and fishery department
• Science centres
• Food institutes
• Schools
• Seed and nursery companies

Some major employers in India are:

• AIIMS
• Bsc- Insilico Biology
• Tata Memorial center
• Indian society of cell biology

Good luck with your future plans