Test Your Water Knowledge

Before you dive into a pool or the sea to enjoy your summer, take long showers to cool off, or drink spring water on a hike or bottled water carried in your backpack, we have a little game for you : let's test your knowledge of water ! 

Our questions are deliberately very easy so you can play with your children, too. At Josmose, we believe that raising awareness among younger generations is how we will change attitudes so that people finally realize it is well past time to care about the health of our planet, which affects the quality of the water we drink or use every day.

Your turn !

1- Earth is called the … Planet ?

a- Blue

b- Green

c- Pink

2- Who uses the most water ?

Individuals for household use

Agriculture

Industry

3- How much of Earth's surface does water cover ?

a- 30 % 

b- 70 %

4- What percentage of Earth's water is freshwater ?

a- 2.5 %

b- 4 %

c- 6 %

d- 10 %

5- How long can you live without drinking ?

a- 3 days

b- 5 days

c- 10 days

d- 1 month

6- Where does our tap water come from ?

a- The sea

b- Rivers

c- Groundwater

d- Rainwater

7- To save water and maintain proper hygiene, is it better to ... ?

a- Take a shower 

b- Take a bath

c- Wash once a month

8- How many people on Earth still do not have access to drinking water ?

a- 201 million

b- 396 million

c- 542 million

d- 768 million

9- How many people die prematurely each year from water-related diseases in developing countries ?

a- 2 million people

b- 3 million people

c- 4 million people

d- 5 million people

10- What is the average daily water consumption per person in France ?

a- 20 l/j

b- 150 l/j

c- 400 l/j

11- To be sure you are drinking excellent-quality water at home, should you … ?

a- Keep drinking tap water

b- Install a home reverse osmosis system

c- Drink bottled water

d- Drink wine, it's less risky !

12- In France, what is the average cost of a liter of tap water ?

a- 3 €/m3

b- 30 €/m3

c- 300 €/m3

Answers (don't cheat, actually take the quiz before reading the answers !) :

1- Earth is the blue planet, of course ! Why not read our article about the color of water ? Why is water blue ?

2- Agriculture uses the most water on the planet, accounting for 60 % of Earth's water resources, to irrigate crops and provide drinking water for livestock. 

3- Water covers 70 % of Earth's surface, which explains its beautiful blue color seen from space !

4- Only 2.5 % of the water on Earth is freshwater, which means that 97.5 % of the water on our beautiful planet is salty ! Another reason to work on water desalination ! Keep in mind that much of the 2.5 % that is freshwater is inaccessible because it is frozen in the ice caps !

5- Results vary slightly from person to person depending on body size and physical endurance, but generally speaking, surviving more than 5 days without drinking is highly unlikely.

6- In France, 62 % of tap water comes from groundwater. 

7- A shower, of course ! You can find tips on saving water at home in our articles : A closer look at household water consumption, 7 tips to reduce your water consumption, 7 more tips to reduce your water consumption, and our article : What uses the most water in your home ?

8- Nearly 768 million people on Earth still do not have access to drinking water… 

9- About 3 million people die each year from water-related diseases, but as you can imagine, these populations are concentrated in poor countries where access to water is difficult or even problematic, and water resources are often polluted. 

10- 150 liters per day is the average amount used by people in developed countries ! People in poor countries consume only 20 liters per day. And in the United States, nearly 400 liters per person are used each day ! What are Americans doing, spending all their time in the bath or watering their lawns ?

11- Of course you selected the home reverse osmosis system ! A technology that lets you be certain of the quality of your drinking water at home. To learn all about reverse osmosis, head over to our blog posts ! Here is a small selection of our posts about reverse osmosis : What is a reverse osmosis system ?  Why install a reverse osmosis system ? or The health benefits of a reverse osmosis system. 

12- Tap water costs about 3 € in France. For more on this topic, see our article The price of water in France.