Tissues
1. What are the main functions of tissue in a multicellular organisms?
Answer:
Tissue is responsible for;
- Maintaining the division of labour in the body.
- Providing a definite shape and structure to the body.
- Providing mechanical strength to the body.
2. What is the importance of tissues?
Answer:
Tissue not only enables the division of labour, and specific functions but is also responsible for the formation of different organs, and organ system that is the basis of all higher level multicellular organism’s formation.
3. Which animal tissues are directly responsible for the movement of the body?
Answer:
The animal tissues which are directly responsible for the movement of the body are nervous tissues that gives the stimulation to move and muscular tissue that performs the movement.
4. What do you understand by the term “tissue system”?
Answer:
It means the difference in function of different groups of tissues based on their location in the organism’s body.
5. Define the unit structure of a tissue.
Answer:
The unit structure of a tissue is defined as the group of cells having similar structure and function along with their extracellular matrix that forms the tissue.
Tissues Class 9 Notes CBSE Science Chapter 6
Tissues are a group of specialized cells that possesses similar structure, have a similar origin, and are responsible for performing similar type of functions. In unicellular organisms, the cell is responsible for performing all the vital functions whereas in multicellular organisms different groups of cells are assigned different functions based on the information present in the DNA. These specialized groups of cells are called tissues.
In Chapter 6 Tissue, you will learn the following content:
Table of Content
- Introduction to Tissue
- Difference between Plant and Animal Tissue
- Plant Tissue
- Animal Tissue