NCERT 5th Class (CBSE) Science: Air and Water – Quiz
15 Multiple Choice Questions related to NCERT 5th Class (CBSE) Science: Air and Water – Quiz:
- Impurities that dissolve in water are called soluble impurities. Eg: salt, sugar
- The rate of sedimentation can be increased by adding special chemicals like alum. This process is called loading.
- Air pressure helps us in our everyday life. We would not be able to do many things if there is no air pressure. some examples are Filling up fountain pens.