CBSE Class 5 Science – Human Body and Its Functions

Chapter Overview

The human body is made up of various organs that perform specific functions to keep us alive and healthy. These organs work together in systems like the digestive system, respiratory system, circulatory system, nervous system, and skeletal system. Understanding these systems helps us appreciate how our body functions.

Important Keywords

• Organ: A part of the body that performs a specific function.
• Organ System: A group of organs that work together to perform a function.
• Digestive System: The system that processes food and converts it into energy.
• Respiratory System: The system that helps in breathing and oxygen supply.
• Circulatory System: The system that transports blood throughout the body.
• Nervous System: The system that controls body functions and responses.
• Skeletal System: The framework of bones that supports the body.