Q1. What are the two types of water available on Earth?
Q2. Which of the following type of water is use in our daily life ( ex. drinking, cooking, bathing, etc. )?
Q3. Compare the water distribution of freshwater and saltwater.
Q4. What are the different sources of fresh water?
Q5. Arrange the sources of fresh water according to decreasing percentage distribution.
Q6. Which among the sources of freshwater can be easily tapped for human use?
Q7. Make a short reflection on the availability of freshwater to human use. Will there be enough water in the future?
Answers & Comments
Answer:
1.Ocean water and groundwater
2.Domestic water
3.Saltwater contains salt, or sodium chloride. Freshwater may contain small amounts of salt, but not enough to be considered saltwater. Ocean water has an average salinity of 3.5 percent.
4.On the landscape, freshwater is stored in rivers, lakes, reservoirs, and creeks and streams. Most of the water people use everyday comes from these sources of water on the land surface. Lakes are valuable natural resources, both for human and non-human life.