TISSUE

1. Plant Tissues

1.1. Meristematic Tissue: composed of group of similar and immature cells.

1.1.1. Apical Meristem

1.1.2. Lateral Meristem

1.1.3. Intercalary

1.2. Permanent Tissue: Matured meristematic tissue whose calles have their capability to divide.

1.2.1. Simple Permanent Tissue

1.2.1.1. Parenchyma

1.2.1.2. Collenchyma

1.2.1.3. Sclerenchyma

1.2.2. Complex Permanent Tissue

1.2.2.1. Phloem

1.2.2.1.1. Sieve Tubes

1.2.2.1.2. Companion Cells

1.2.2.1.3. Phloem Parenchyma

1.2.2.1.4. Phloem Fibres

1.2.2.2. Xylem

1.2.2.2.1. Tracheids

1.2.2.2.2. Vessels

1.2.2.2.3. Xylem Parenchyma

1.2.2.2.4. Xylem Sclerenchyma

2. Animal Tissues

2.1. Epithelial Tissues

2.2. Connective Tissues

2.2.1. Connective Tissue Proper

2.2.1.1. Areolar Tissue

2.2.1.2. White Fibrous

2.2.1.3. Yellow Fibrous

2.2.1.4. Adipose

2.2.1.5. Reticular

2.2.2. Skeletal Tissue

2.2.2.1. Bone

2.2.2.2. Cartilage

2.2.3. Vascular Tissue

2.2.3.1. Blood

2.2.3.2. Lymph

2.3. Muscular Tissues

2.3.1. Striped

2.3.2. Unstriped

2.3.3. Cardiac

2.4. Nervous Tissues

3. Simple Tissue: If all the cells present in the tisue are similar in structure, functions and origin, then it is called a simple tissue.

4. Compound Tissue: If the tissue contains more than one type of simple tissues, it is called compound tissue.