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Water Resources Quiz

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Questions and Answers

Which of the following is the largest source of fresh water on Earth?

Groundwater
Frozen water (correct)
Desalinated seawater
Surface water

What are the main natural sources of fresh water?

Frozen water and desalinated seawater
River flow and treated wastewater
Surface water and groundwater (correct)
Glaciers and polar ice caps

What percentage of the Earth's water is salt water?

33%
97% (correct)
3%
67%

What are some human uses of water resources?

<p>Agricultural and household activities (C)</p> Signup and view all the answers

What is the main cause of depletion in the world's supply of groundwater?

<p>Water scarcity (B)</p> Signup and view all the answers

Flashcards

Largest Fresh Water Source?

Frozen water in glaciers and ice caps represents the largest reservoir of fresh water on Earth.

Main Sources of Fresh Water

The primary natural sources of fresh water are surface water (rivers, lakes) and groundwater (aquifers).

Percentage of Salt Water on Earth

Approximately 97% of the Earth's total water volume is salt water, making fresh water a precious resource.

Human Uses of Water

Water is essential for agriculture (irrigation) and household activities (drinking, cleaning, sanitation).

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Cause of Groundwater Depletion

The primary driver of groundwater depletion worldwide is water scarcity, caused by increased demand and overuse.