The World of Living

This chapter explains different life processes that are happening from birth to death in a living organism. Processes like respiration, digestion, excretion circulation and so on are elaborated.

This chapter explains the nervous system, muscular tissue correlation, and how different parts of our brain are involved in specific work. It describes the central nervous system (CNS), peripheral nervous system (PNS), etc.

This chapter explains how different organisms produce new individuals and the two types of reproductions. It elaborates on the reproduction processes like fission, vegetative propagation, meiosis, etc.

This chapter explains Eolution and how it happens. Variation is one of the main components of evolution. Gene mutation, the interaction of the gene with the environment is also discussed here.