Answer:
Water is a prime natural resource. It is a basic need for humans and a precious asset that living beings have. Water is equally vital for the survival of the plant and animal kingdoms. Soil needs water for sustaining plants. The water cycle is essential for ecological balance too. Though a big portion of the Earth is covered with water, only a small portion of it can be used for various human activities. So we need to be judicious and rational, regarding the usage of water.
Above 70% of our body contains water so it is pivotal for the human race to survive. Water helps in regulating our body temperature. Water helps in the digestion of solid food. It also keeps our skin healthy and hydrated. Water helps in excreting waste from our body through sweat, urination, and defecation. So replenishing the water in our body is essential to prevent dehydration.Drinking water also helps in reducing calories and maintaining body weight because it can increase the rate of metabolism.Water consumption lubricates the joints, spinal cord, and tissues.
Water plays an important role in most of the life processes by acting as a solvent. The absorption of food in our body takes place in solution form with water as the solvent. Also, many waste products are excreted in the form of solutions through urine and perspiration. Water helps in regulating our body temperature. In hot weather, we drink a lot of water. This maintains our body temperature. Also, water evaporates from the surface of our body as sweat. This takes away heat and cools the body. Water is essential for plants to grow. Plants need water to prepare food. They also absorb dissolved nutrients from the soil through their roots. Aquatic plants and animals use the nutrients and oxygen dissolved in water for their survival.
