9th class science-Tissues-CBSE NCERT Solution

‘Tissues and Types of Tissues’ of Class 9 Science.

Tissues – Our body is made up of Tissues. When the number of cells combines and perform the same function, then it is called Tissues. There are two types of tissues – Plant Tissues and Animal Tissues.

These are the Dividing Tissues which are located in specific regions.

Apical Meristem – These are present at the tip of the stem and roots. They increase the length of the plant.
Intercalary Meristem– These are present at the base of the leaves and at inter nods. It helps in the growth of the inner nodal region.
Later Meristem – There are present on lateral sides of steam and roots. It increases the diameter due to the cambium.

Structure of Meristem–

They have dense cytoplasm to the nucleus.
They have a thin wall of cellulose and do not have vacuoles.

The Function of Meristem is to divide and help in growth.

For more details on Plant Tissues, click CBSE Class 9 Science

Permanent Tissues-

When the cell of Meristematic Tissues loses their ability to divide, then it becomes Permanent Tissues.

Types of Permanent Tissues–

Simple Tissues- It is the basic Packing Tissue which is made up of only one type of Tissue.

Continue.. Class 9 science Tissues..

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