-Aqsa, Subject Matter Expert at Edumarz.
Solution: Tissue is the group of cells that are similar in origin, structure, and function. Tissue is a group of cells that carry out different functions. During the development of an organism, some cells become specialized for a specific function called differentiation. Due to the process of differentiation, similar cells become different to perform a specific function and form a tissue. Some tissue becomes specialized for providing protection, some for transportation, etc. In the case of multicellular organisms, there are a group of cells that carry out different function. For example, some tissues are specialized for respiration some tissues are specialized for digestion. Multicellular organisms have tissues in their body that are placed at specific locations to carry out specific functions. An example from the human body is muscles are tissue that helps in contraction and relaxation. Another example is blood which acts as connective tissue and helps in transporting nutrients, hormones, and waste material. In the case of plants, Xylem tissue helps in the movement of water, Phloem tissue helps in the movement of nutrients to all parts of the plant, etc.