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Introduction to tissues - Tissues - Class 9 - Science Video Lecture

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FAQs on Introduction to tissues - Tissues - Class 9 - Science Video Lecture

1. What are tissues?
Ans. Tissues are groups of cells that are similar in structure and work together to perform a specific function in an organism. They are the building blocks of organs and help in the overall functioning of the body.
2. How many types of tissues are there?
Ans. There are four main types of tissues in the human body: epithelial tissue, connective tissue, muscular tissue, and nervous tissue. Each type has its own unique characteristics and functions.
3. What is the function of epithelial tissue?
Ans. Epithelial tissue covers the surfaces of organs, lines the body cavities, and forms glands. Its main functions include protection, absorption, secretion, and sensation.
4. What is the role of connective tissue?
Ans. Connective tissue supports and connects different parts of the body. It provides structural support, helps in the transport of nutrients and waste materials, and plays a vital role in the immune system.
5. How does muscular tissue function?
Ans. Muscular tissue is responsible for movement in the body. It contracts and relaxes to produce the force required for bodily movements. There are three types of muscular tissue: skeletal, smooth, and cardiac, each with its own specific functions.
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