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Quick Revision: Tissues Video Lecture | Science Class 9

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FAQs on Quick Revision: Tissues Video Lecture - Science Class 9

1. What are the four main types of tissues in the human body?
Ans. The four main types of tissues in the human body are epithelial tissue, connective tissue, muscle tissue, and nervous tissue.
2. How does epithelial tissue differ from connective tissue?
Ans. Epithelial tissue covers the body surface and lines internal organs, while connective tissue supports and connects different body parts.
3. What is the function of muscle tissue in the body?
Ans. Muscle tissue is responsible for movement in the body and is divided into three types: skeletal, smooth, and cardiac muscle.
4. How does nervous tissue transmit signals in the body?
Ans. Nervous tissue consists of neurons that transmit electrical signals through the body, allowing for communication between different parts of the body.
5. Can tissues regenerate or repair themselves?
Ans. Some tissues, like epithelial tissue, have a high regenerative capacity and can repair themselves, while others, like nervous tissue, have limited regenerative abilities.
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