Freshwater Biomes: The Vital Role of Lakes, Rivers, and Wetlands

The video explores the significance of freshwater biomes, which include lakes, ponds, rivers, streams, and wetlands. It highlights the ecological importance of these biomes, their role in supporting diverse life forms, and their utility for human activities such as transportation and recreation. The video also discusses the formation of lakes, the journey of salmon in rivers, and the ecological functions of wetlands, including flood prevention and water purification.

What percentage of Earth's water is fresh and usable for drinking?

• Less than 3%

• About 50%

• Around 10%

• More than 25%

Which of the following is NOT one of the Great Lakes?

• Lake Michigan

• Lake Victoria

• Lake Erie

• Lake Ontario

How are lakes typically formed?

• By volcanic eruptions

• By glaciers and volcanic eruptions

• By meteor impacts

• By tectonic plate movements

What is a common characteristic of ponds?

• They are teeming with life despite their size

• They are always man-made

• They are saltwater bodies

• They have strong currents

Which animal is known for returning to its birthplace to spawn?

• Trout

• Catfish

• Salmon

• Bass

What is the longest river system in North America?

• The Colorado River

• The Hudson River

• The Mississippi-Missouri River

• The Amazon River

Which of the following animals is NOT typically found in the Amazon River?

• Pink dolphins

• Parrots

• Monkeys

• Polar bears

What is a key ecological function of wetlands?

• They increase soil erosion

• They prevent flooding and filter water

• They are primarily used for agriculture

• They are devoid of plant life

Which famous wetland is known as the 'River of Grass'?

• The Sundarbans

• The Pantanal

• The Okavango Delta

• The Everglades

What type of plants are commonly found in wetlands?

• Desert shrubs

• Mangroves and cattails

• Cacti

• Pine trees