Answer:
1. The process of removal of the dissolved salts from sea/ocean water is called desalination.
2.Well and Spring water contains dissolved impurities but not suspended imputites or germs because they have been filtered through different layers of soil.Thus, well water and spring water is pure and safe to drink.
3 Rain water is the purest form of water.
4.The interconversion of the three state of water aldo occurs in nature which is known as water cycle.
5. a) Due to water cycle, it rains. Raining is very important because agricultural production depends on it.
b) Controls the climatic conditions all over the world.
Explanation:
