Which living beings need water?
A) Only plants
B) Only animals
C) All living beings
D) Only humans
C) All living beings
Which is a household use of water?
A) Mining
B) Cleaning
C) Industry
D) Dam building
B) Cleaning
Is most of Earth’s water fresh or salty?
A) Fresh
B) Salty
B) Salty
What is water scarcity?
A) Too much water
B) Lack of clean water
C) Dirty oceans
D) Flooding
B) Lack of clean water
Where can water be saved at school?
A) Only in toilets
B) Only in labs
C) In all water-use places
D) Only in sports areas
C) In all water-use places
Which use needs the most water worldwide?
A) Household
B) Industry
C) Agriculture
D) Leisure
C) Agriculture
Which of these is NOT a home water use?
A) Showering
B) Cooking
C) Cooling machines
D) Watering plants
C) Cooling machines
Which natural process distributes water around the planet?
A) Wind
B) Erosion
C) Water cycle
D) Tides
C) Water cycle
Which is a cause of water scarcity?
A) More forests
B) World population increase
C) More rivers
D) More rain
B) World population increase
What should students do after finding places where water is wasted?
A) Ignore it
B) Increase consumption
C) Suggest improvements
D) Close the school
C) Suggest improvements
Which use involves cleaning factories and cooling machines?
A) Agriculture
B) Industry
C) Household
D) Mining
B) Industry
Why does gardening increase home water consumption?
A) It evaporates water quickly
B) It needs regular irrigation
C) It only uses rainwater
D) It purifies water
B) It needs regular irrigation
How much fresh water can humans actually use?
A) All of it
B) 25%
C) 2.5%
D) 0.7%
D) 0.7%
Which type of use makes scarcity worse?
A) Adequate use
B) Excessive use
C) Rainwater
D) Springs
B) Excessive use
Why are posters useful for saving water?
A) They decorate
B) They inform people
C) They stop rainfall
D) They clean water
B) They inform people
Which activity uses water in swimming pools and golf courses?
A) Industry
B) Agriculture
C) Leisure and sports
D) Mining
C) Leisure and sports
Which action saves the most water at home?
A) Shorter showers
B) Washing dishes by hand
C) Letting taps drip
D) Filling swimming pools often
A) Shorter showers
How much of Earth’s water is fresh water?
A) 50%
B) 25%
C) 2.5%
D) 0.7%
C) 2.5%
Which areas suffer water scarcity the most?
A) Polar regions
B) Rainforests
C) Volcanoes
D) Deserts
D) Deserts
Which action directly reduces water consumption?
A) Longer showers
B) Fixing leaks
C) More car washing
D) Filling pools
B) Fixing leaks
Which group uses water both to feed people and maintain ecosystems, but is also the biggest cause of water overuse?
A) Industry
B) Mining
C) Agriculture
D) Household
C) Agriculture
Which household habit causes the greatest hidden water waste over time?
A) Drinking water
B) A leaking tap
C) Washing hands
D) Cooking pasta
B) A leaking tap
Why is freshwater availability much smaller than people think?
A) Because it rains little
B) Because most water is frozen, underground, or salty
C) Because plants absorb it all
D) Because rivers are drying completely
B) Because most water is frozen, underground, or salty
Why has water scarcity increased in some countries like Spain?
A) Too many rivers
B) Too much rainfall
C) Excessive use of water reserves
D) Too much desalinated water
C) Excessive use of water reserves
Which statement BEST explains why managing water is essential for the future?
A) Water is unlimited
B) Humans can create fresh water easily
C) Fresh water is limited and population is growing
D) Rivers will never dry
C) Fresh water is limited and population is growing