Final answer:
Living things require water for various important functions within their bodies.
Step-by-step explanation:
Living things need water to survive because it is a vital compound for various functions within their bodies. Water is essential for maintaining the balance of fluids in cells and tissues, as it serves as a medium for transporting nutrients and waste products. It also plays a key role in temperature regulation and the lubrication of joints. For example, in plants, water is involved in photosynthesis, which is the process by which they convert sunlight into usable energy.
Learn more about Importance of water for living things