5.Water Quiz

What is a terrarium used for?

• A. Storing water
• B. Keeping small house plants
• C. Generating electricity
• D. Cooling the environment

What causes the puddles of rainwater to vanish by noon?

• A. Evaporation due to the sun's heat
• B. Absorption by the soil
• C. Drinking by plants
• D. Disappearance into the ground

What happens to water vapor when it cools down?

• A. It turns into ice
• B. It forms clouds
• C. It evaporates
• D. It becomes salty

How is a terrarium created?

• A. By planting the smallest plants first
• B. By adding layers of sand
• C. By arranging plants randomly
• D. By closing a jar with soil and plants

What is the term for the continuous process of water changing its form and circulating between oceans, atmosphere, and land?

• A. Water transformation
• B. Hydrocycle
• C. Water circulation
• D. Water cycle

What is the major source of fresh water on Earth?

• A. Oceans
• B. Groundwater
• C. Rivers
• D. Ice-caps

What is the average salinity of the oceans?

• A. 1 part per thousand
• B. 9 parts per thousand
• C. 35 parts per thousand
• D. 100 parts per thousand

Why do many countries face water scarcity despite a lot of water on Earth's surface?

• A. Lack of rivers
• B. High salinity of water
• C. Uneven distribution of fresh water
• D. Rapid evaporation

What does the distribution of fresh water represent in the given activity?

• A. The amount of water in rivers
• B. The amount of water in oceans
• C. The amount of water available for use
• D. The amount of ice-caps

What causes waves in the ocean?

• A. Earthquakes
• B. Moon's gravity
• C. Winds blowing across the ocean surface
• D. Tides