All the living organisms are basically made up of C, N, S, P, H and O. How do they enter the living forms? Discuss.

C, N, S, P, H and O are enter the living community through plants. Carbon comes through photosynthesis and nitrogen are obtained through nitrogen fixing bacteria. Sulphur and Phosphorus are absorbed from soil. Hydrogen and oxygen are obtained by water. These nutrients are obtained by animals from plants.