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What percentage of the Earth's surface is water? | The answer | ||||
What is the importance of water for the human body? | The answer | ||||
What is Egypt's share of the Nile water? | The answer | ||||
How many countries are there in the Nile Basin? | The answer | ||||
What is a water molecule made of? | The answer | ||||
What is the percentage of water in human body weight? | The answer | ||||
What is the longest river in the world? | The answer | ||||
What is the maximum number of days a person can survive without water? | The answer | ||||
When is water used as an effective weapon in wars? | The answer | ||||
What is the healthy amount of water for the human body daily? | The answer | ||||
What happens if you don't drink enough water? | The answer | ||||
What are the causes of water pollution? | The answer | ||||
Mention a verse from the Holy Quran that shows the importance of water for life? | The answer | ||||
What are the steps of water treatment? | The answer | ||||
Does the volume of water decrease or increase when it freezes? | The answer | ||||