Organizer : Vigyan Setu Foundation Bridging Science & Society

World Water Day, held on 22 March every year since 1993, is an annual United Nations Observance focusing on the importance of freshwater.  

World Water Day celebrates water and raises awareness of the 2.2 billion people living without access to safe water. It is about taking action to tackle the global water crisis. A core focus of World Water Day is to support the achievement of Sustainable Development Goal 6: water and sanitation for all by 2030. 

About the Quiz

• Start Date : 22 March 2024
• Theme for World Water Day. In 2024, the theme is Leveraging Water for Peace. 
• Free Participants
• Those scoring seventy percent or more will receive an e-Certificate.

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100% Correct Answers Available Here

Which one is true?
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Hot water freezes faster than that of cold water

Cold water freezes faster than that of hot water

Precipitation may ________ into groundwater
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Leak

Fall

Infiltrate

Flow

Which of the following element is added with water to purify it?
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Hydrogen

Chlorine

Carbon

Nitrogen

Why can the depth of a water table be high in some places and low in others?
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There is too much leaking occurring in certain spots

The depth changes due to precipitation, drought, or overuse of wells

Sedimentation occurs

All of the above

Roughly 44% of all the freshwater is used by ____
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Humans

Recreational activities

Industry

Animals

Potable water is __
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Rain water

Pond water

Sea water

Pure water that is fit for drinking

Which of the following are soluble impurities?
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Soaps

Dirt

Oil

Clay

What is desalination?
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The process by which salts are removed from the water

When water is heated to boiling so water evaporated but salt remains; water vapor is cooled and fresh water collected

Removing water vapor from local areas

None of the above

Where is most of the Earth’s freshwater located?
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In icecaps and glaciers

In oceans

In storage tanks

In lakes

How is Earth’s water supply being continuously renewed?
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Through photosynthesis

Through the water cycle

Through oceans

Through global warming