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Questions and Answers
What proportion of the earth's surface is covered by water?
What proportion of the earth's surface is covered by water?
- About 66% (correct)
- More than 50%
- Less than 25%
- More than 75%
Why is most of the available freshwater inaccessible?
Why is most of the available freshwater inaccessible?
- Government restrictions
- Lack of technology to extract it
- It is locked in deep aquifers and glaciers (correct)
- Due to contamination
What is the process of obtaining freshwater from seawater called?
What is the process of obtaining freshwater from seawater called?
- Filtration
- Desalinization (correct)
- Rehydration
- Condensation
What is the primary reason for water scarcity in some countries according to the text?
What is the primary reason for water scarcity in some countries according to the text?
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Which African country is described as the 'water tower of east Africa'?
Which African country is described as the 'water tower of east Africa'?
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What is the definition of safe drinking water?
What is the definition of safe drinking water?
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Why can aquatic plants live in water?
Why can aquatic plants live in water?
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What are hydrophilic substances?
What are hydrophilic substances?
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What are the functions of water mentioned in the text?
What are the functions of water mentioned in the text?
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What are some impurities found in safe drinking water mentioned in the text?
What are some impurities found in safe drinking water mentioned in the text?
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