(a)
| Simple epithelium | Compound epithelium |
| 1. It is composed of only one layer of cells.2. It is mainly involved in the function of absorption and secretion.3. It is present in the lining of the stomach, intestine. | 1. It is composed of many layers of cells.2. It is mainly involved in the function of protection and has a limited role in absorption and secretion.3. It is present in the lining of the pharynx and buccal cavity. |
(b)
| Cardiac muscles | Striated muscles |
| 1. They are involuntary in function.2. They are multi-nucleate and branched.3. They are found only in the heart. | 1. They are voluntary in function.2. They are multi-nucleate and unbranched.3. They are found only in triceps, biceps, and limbs. |
(c)
| Dense regular connective tissues | Dense irregular connective tissues |
| 1. In dense regular connective tissues, collagen fibres are present in rows between parallel boundless fibres.2. They are present in tendons and ligaments. | 1. In dense irregular connective tissues, fibres are arranged irregularly. 2. They are present in the skin. |
(d)
| Adipose tissue | Blood tissue |
| 1. It is composed of collagen fibres, elastin fibres, fibroblasts, macrophages, and adipociytes. 2. It helps in the synthesis, storage, and metabolism of fats. 3. It is present beneath the skin. | 1. It is composed of RBCs, WBCs, platelets, and plasma.2. It helps in the transportation of food, wastes, gases, and hormones.3. It is present in the blood vessels. |
(e)
| Simple glands | Compound glands |
| 1. They contain isolated glandular cells. 2. They are unicellular. 3. Examples include goblet cells of the alimentary canal. | 1. They contain a cluster of secretory cells. 2. They are multicellular. 3. Examples include salivary glands. |