In this chapter, we’ll understand the concept of Life processes. After this, we’ll learn about nutrition in plants and animals. Then we’ll deal with the human digestive system. Then we will learn about respiration in plants and animals and deal with the human respiratory system. After this, we’ll learn about transportation in plants and animals and also deal with blood, lymph and the human heart. Finally, we’ll learn about excretion in plants and animals and also deal with the human excretory system.