Hi, In India this field needs high research and the main positive is that you can get fast association within multinationals. Only when you plan to do M.Sc you can get much gains. Make sure your graduation studies are done from reputed and good institute so that in your placements it helps you. You shall find job in the field of
1. Research
2. Health Carer
3. Agriculture
4. Medicine
5. Environment conservation
Though it has not much scope in India, but checking the market trends in recent years it is make a progress.
The cone of this field are:
1.Not much seats and institutes available in India.
2. Hectic schedule with uncountable effort
3. Not an easy settlement. You will have to move steady and keep patience till you succeed.
Hope this helps you. Good Luck.