Excretion and Excretory System | Importance of Excretion
LESSON – EXCRETORY ORGANS TOPIC Meaning of Excretion Excretory System Importance of Excretion INTRODUCTION Excretion is one of the most basic functions of life. It is the process of waste products from our body. MEANING OF EXCRETORY SYSTEM Excretory system is the collection of organs with primary function of removing wastes from our