7.4-Water Pollution - 1

Water is essential for life on ____.

• Mars

• Venus

• Earth

• Jupiter

Ocean water is undrinkable because it contains ____.

• Freshwater

• Sugars

• Salts

• Vitamins

Freshwater is a ____ resource.

• Infinite

• Abundant

• Limited

• Unlimited

Water is a ____ for many species.

• Nuisance

• Barrier

• Vital resource

• Luxury

It means "Dived into".

• Collected

• Separated

• Distributed

• Converged

Out of 3% of freshwater, the ____% is drinkable water.

• 4%

• 1%

• 2%

• 3%

Water scarcity occurs due to drought, low levels of groundwater, unequal water distribution or environmental factor such as ____.

• Air pollution

• Land degradation

• Water pollution

• Noise pollution

Approximately ____% of water on Earth is undrinkable.

• 50%

• 75%

• 97%

• 25%

The ____% of the Earth's water is freshwater.

• 1%

• 3%

• 5%

• 10%

Earth's water is ____ resource.

• Finite

• Exhaustible

• Renewable

• Limited