Water Resources and Usage Assessment

The video explores the significance of water, its distribution on Earth, and its various uses. It delves into different sources of water, including natural sources like oceans and seas, as well as freshwater sources such as rivers, lakes, and ponds. The video also covers underground water sources and concludes with a summary of the importance of these water sources in our lives.

What percentage of Earth's water is suitable for drinking?

• 25%

• 50%

• 10%

• 3%

Which of the following is NOT a use of water mentioned in the video?

• Cooking

• Transportation

• Irrigation

• Electricity production

How many oceans are there on Earth?

• Four

• Three

• Five

• Six

What is the main difference between a sea and an ocean?

• Seas are freshwater

• Seas are smaller and closer to land

• Oceans are man-made

• Oceans have no salt

Which of the following is a characteristic of river water?

• Salty

• Artificial

• Stagnant

• Fresh

What is the main source of water that fills rivers, lakes, and ponds?

• Rain

• Seas

• Oceans

• Groundwater

What is celebrated every fourth Sunday of September to honor rivers?

• World Rivers Day

• Ocean Day

• World Water Day

• Earth Day

Which water body is described as calm and surrounded by land?

• Ocean

• Lake

• Sea

• River

Which of the following is a man-made structure used to retain water?

• Stream

• Lake

• Pond

• Dam

What is the primary method of accessing underground water?

• Rainwater harvesting

• Wells and tube wells

• Ocean desalination

• River diversion