Class 9: Biology-What is science?

Class 9: Biology-What is Histology? Histology deals with the microscopic study of tissues.  

Class 9: Biology-What is Morphology? This branch of biology deals with studying about the formation and the structure of the organisms. This primarily deals with the outer structures.

Class 9: Biology-What is Microbiology? Microbiology deals with the study of microorganisms like bacteria.