Agriculture, microbiology, and food and nutritional science are very demanding subjects nowadays. As Bangladesh is a major agricultural country, the demand for agriculturists is increasing day by day.  After passing B.Sc and M.Sc in Agriculture, students can join the job as Agriculture Officer very easily. As the demand for agriculturists in Bangladesh increases, students passing out from agriculture can be BCS caders very easily. The demand for a microbiologist is also increasing day by day. Currently, the number of diagnostics in the medical field is increasing day by day. It is not possible to meet the needs of microbiologists. So, the demand for a microbiologist in the medical sector is increasing today.  At the same time, the demand and production of food is increasing in other countries of the world including Bangladesh. According to a statistic, every year the number of food industry increases at the rate of 10 per cent. There is a substantial shortage of skilled technologists to fill this shortage in the food industry. So, the demand for those who pass M.Sc in food and nutritional science is increasing day by day in the food industry. The demand for science graduates for jobs in the food industry is increasing day by day. It is noted that the field of employment in Agriculture, Microbiology and Food Science is expanding day by day. So, it is undeniable that there are many job opportunities for students passing out from Agriculture, Microbiology and Food Science. Besides, passing these subjects, students can establish themselves as entrepreneurs.