Which water is safest to drink?
ADirty pond water
BRaw river water
CBoiled, cooled water
DMuddy puddle water
Answer & Solution
Correct answer: C. Boiled, cooled water
Boiling kills germs, so boiled and cooled water is the safest of these.
Keep practising Human Needs
Browse all Human Needs questions for Olympiad (Class 4), or explore more Science topics.
Related questions
Clean toilets and clean drains are part of which basic need?Which clothes suit a hot desert day best?A healthy diet should have only a little of which foods?Which food helps you get fibre?To keep a healthy weight, the energy you eat should be about equal to what?What is done to sea water to make it fit to drink?Rivers, streams and glaciers are what kind of water source?A town tells people to boil water before use. Why?