1. What are the main functions of the human body?

Ans. The main functions of the human body include breathing, digestion, circulation, excretion, and reproduction.

2. How does the human body maintain homeostasis?

Ans. The human body maintains homeostasis through mechanisms such as temperature regulation, hormone balance, and pH balance.

3. What is the role of the nervous system in the human body?

Ans. The nervous system is responsible for transmitting signals between different parts of the body, allowing for coordination and response to stimuli.

4. How does the skeletal system support the human body?

Ans. The skeletal system provides structure, support, and protection for the body, as well as enabling movement.

5. What are some common diseases or conditions that can affect the human body?

Ans. Some common diseases or conditions that can affect the human body include diabetes, heart disease, arthritis, and respiratory infections.

MULTIPLE CHOICE QUESTION Try yourself: What is the primary function of the stomach in the digestive system? A Absorbing nutrients from food B Breaking down food into tiny pieces C Storing excess food D Filtering out waste products View Solution Correct Answer: B Hide Explanation ⌃ The stomach acts as a mixing room where food is broken down into small pieces. These tiny food particles are essential for the body to absorb nutrients effectively. This process is crucial for the body to utilize the nutrients from the food consumed. Thus, the primary function of the stomach is to break down food into tiny pieces for further digestion and absorption. Report a problem Cancel Report

Breaking down food into tiny pieces

CBSE Class 1 > Class 1 Videos > Quick Revision: Our Body

Quick Revision Our Body Video Lecture - Class 1

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May 10, 2026 Last updated

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Quick Revision Our Body Video Lecture - Class 1

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