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Questions and Answers
Which percentage of the world's total water supply is available to mankind as fresh water?
What percentage of the total water of the world is held by the oceans?
What percentage of the water in the continents is held by ice caps and glaciers?
What is the most important source of water supply throughout?
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What is the percentage of the world's total water supply held by saline lakes?
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Which of the following is the largest source of water in the world?
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What percentage of the water in the continents is held by ice caps and glaciers?
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Which of the following is the smallest source of water in the world?
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What is the percentage of the world's total water supply held by saline lakes?
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What is the percentage of the total water of the world held by land areas?
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Study Notes
Distribution of Water in the Earth's Crust
- Water is essential for life on Earth and is a crucial natural resource.
- Civilizations have thrived or collapsed based on the availability of reliable water supplies.
- Water exists as surface and subsurface water, with the oceans accounting for 97.2% of the world's total water.
- Land areas hold only 2.8% of the world's water.
- Ice caps and glaciers on land hold 2.14% of the water, which is approximately 75% of the water on continents.
- Groundwater, which is found below the surface, accounts for 0.61% of the world's water and is the most important source of water supply.
- Soil moisture holds 0.005% of the world's water.
- Freshwater lakes hold 0.009% of the world's water.
- Saline lakes hold 0.008% of the world's water.
- Rivers hold 0.0001% of the world's water.
- Only a small percentage of the world's total water supply is available to mankind as fresh water.
- Water is used for various purposes, including domestic consumption, agriculture, and industries.
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Description
Test your knowledge about the distribution of water in the Earth's crust with this quiz! Explore the importance of water as a natural resource and its various uses in domestic consumption, agriculture, and industries. Learn about the replenish-able nature of this essential resource and its impact on civilizations throughout history.
