Importance of Water

What are the three states of water?

• Ice, Steam, Vapor

• Solid, Plasma, Liquid

• Liquid, Solid, Mist

• Solid, Liquid, Gas

Which state of water is ice?

• Gas

• Liquid

• Vapor

• Solid

What is the process called when water changes from liquid to gas?

• Evaporation

• Freezing

• Sublimation

• Condensation

Why is water called the universal solvent?

• Water is called the universal solvent because it is essential for life.

• Water is called the universal solvent due to its high boiling point.

• Water is called the universal solvent because it can dissolve many substances due to its polar nature.

• Water is called the universal solvent because it is the most abundant liquid on Earth.

What can dissolve in water?

• Waxes

• Metals

• Oils

• Salts, sugars, and some gases like carbon dioxide.

How does water help in transporting nutrients in living organisms?

• Water helps in transporting nutrients by dissolving them and enabling their movement within organisms.

• Water only helps in cooling the body.

• Water acts as a barrier to nutrient movement.

• Water is not involved in nutrient transport.

Why is water essential for photosynthesis?

• Water is necessary for photosynthesis as it supplies electrons and protons, and is involved in the photolysis process.

• Water is used to store energy during photosynthesis.

• Water is a byproduct of photosynthesis.

• Water helps in the absorption of sunlight.

What percentage of the human body is made up of water?

• 75%

• 60%

• 50%

• 90%

Name one way to conserve water at home.

• Use a hose instead of a broom to clean driveways

• Water the lawn during the hottest part of the day

• Take longer showers

• Fix leaks in faucets and toilets.

Why is it important to save water?

• To promote water pollution

• To encourage wastefulness in daily activities

• To increase water consumption for agriculture

• It is important to save water to conserve resources, ensure sustainability, protect ecosystems, and reduce energy use.