World Water Day quiz – are you a fount of wisdom?

A government worker clears rubbish from a a river in Manila, the Philippines. The theme of World Water Day for 2016 is Better Water, Better Jobs. Photograph: Francis R Malasig/EPA

1. In which city do the Blue and White Nile meet?

   1. Juba

   2. Cairo

   3. Khartoum

   4. Luxor

2. Based on average daily usage in the developed world, what uses most water?

   1. Showering

   2. Washing up

   3. Drinking

   4. Toilet flushing

3. 

   “Water, water, every where, Nor any drop to drink” – which poet wrote this?

   1. Carol Ann Duffy

   2. Samuel Taylor Coleridge

   3. Benjamin Zephaniah

   4. Dorothy Wordsworth

4. What does the Arabic word sahra' mean?

   1. Camel

   2. Desert

   3. Water hole

   4. Sand

5. Where is the most difficult place in the world for households to access clean water?

   1. Papua New Guinea

   2. Kyrgyzstan

   3. Chad

   4. Yemen

6. 

   In ancient Rome, cold baths were "frigidarium" and warm baths were "tepidarium". What were hot baths?

   1. Temparium

   2. Soldarium

   3. Thermarium

   4. Caldarium

7. Lago de Maracaibo is the largest lake in South America. Which country is it in?

   1. Paraguay

   2. Venezuela

   3. Suriname

   4. Brazil

8. 

   Transpiration in plants is similar to what process in humans?

   1. Digestion

   2. Evaporation

   3. Absorption

   4. Perspiration

9. What percentage of the world’s water is salt water?

   1. 97%

   2. 37%

   3. 67%

   4. 17%

10. What is the wettest capital city in the world?

    1. Monrovia

    2. Ottawa

    3. Lima

    4. Amsterdam

Solutions

1:C, 2:D - A 'bog standard' loo uses 3.6 gallons a flush, but older toilets can use up to seven. The most efficient ones use 1.28 gallons a flush, 3:B - The line is from The Rime of the Ancient Mariner, 4:B, 5:A - According to a 2016 Water Aid report, Water: At What Cost? The State of the World’s Water, 6:D, 7:B - The lake is technically a bay, as it leads into the Gulf of Venezuela through an artificial canal, 8:D - Transpiration is essentially evaporation of water from plant leaves; perspiration is sweating, 9:A, 10:A - The capital of Liberia

Scores

1. 0 and above.

   A complete washout

2. 1 and above.

   A damp squib

3. 2 and above.

   You need some wet sponge treatment

4. 3 and above.

   You've not made a big splash here

5. 4 and above.

   A bit of a drip

6. 5 and above.

   Time to get your sea legs

7. 6 and above.

   A drop in the ocean of knowledge

8. 7 and above.

   You've certainly tapped into your knowledge bank

9. 8 and above.

   You're conquering your thirst for knowledge

10. 9 and above.

    A deluge of knowledge

11. 10 and above.

    An ocean of knowledge