During these recent years search of life in the outer space has been a problem. It is the branch known as space Biology or Exobiology which shall investigate the problems of existence of life in the outer space till man reaches and settles on moon or mars.
Besides these achievements, Biology has been important as a basic science. During the course of history of Biology we come across accidental achievement such as discovery of hormones in plants, vitamins, antibiotics malaria parasite etc.
Thus, Biology accepts the challenge of the world’s biggest problems – the food, population and disease. These can be conquered by investigating new scientific methods in agriculture, family planning and medicines. The recent branches of Biology such as Biophysics, biochemistry, molecular Biology etc are well related to physics and chemistry i.e. biosciences.