Water quiz

Water which is suitable for drinking is called

• Dirty water

• Saline water

• Potable water

Which of the following are the methods to purify water

• Adding harmful chemicals

• Boiling

• Filtration

• None of these

Which of these are the chemicals present in water

• Chlorine

• Ammonia

• Nitrogen

• Lead

• All of the above

Which of the following pollute water

• Industrial Waste

• sprinkler irrigation

• water harvesting

• drip irrigation

Which among the following are ways to conserve water

• Sewage and wastewater

• Oil Leaks and Spills

• Industrial wastes

• Rainwater harvesting

Adding a lot of chlorine tablets is a good method to purify water

• True

• False

What percentage of the Earth is covered with water?

• 71%

• 30%

• 50%

• 90%

What substance on Earth can be in the form of a solid, liquid and a gas?

• Lava

• Oil

• Energy

• Water

Which source of freshwater is not easily available for human use?

• oceans
• freshwater lakes
• rivers
• icecaps/glaciers

How much of the world's surface water is drinkable?

• Less than 1%

• 5%

• 25%

• 99%