The Essential Role of Trees in Our Ecosystem

The video features Earth discussing the critical role of trees in maintaining a healthy environment. It highlights the vast number of trees on Earth and the alarming rate at which they are being cut down. The video explains the structure of trees, including roots, trunk, branches, and leaves, and details the process of photosynthesis. It emphasizes the benefits trees provide, such as oxygen production, climate regulation, and habitat for animals. Finally, it encourages viewers to plant and care for trees to make a positive impact on the planet.

How many trees are estimated to be on the Earth's surface?

• Ten thousand

• Five million

• Three trillion

• One billion

What part of the tree helps it absorb water and nutrients from the soil?

• Roots

• Bark

• Branches

• Leaves

Which process allows trees to convert sunlight into energy?

• Evaporation

• Transpiration

• Photosynthesis

• Respiration

What gas do trees absorb during photosynthesis?

• Hydrogen

• Carbon Dioxide

• Nitrogen

• Oxygen

What is one of the main benefits of trees releasing oxygen?

• It helps in soil erosion

• It provides shade

• It reduces noise pollution

• It is essential for breathing

How do trees help in reducing air pollution?

• By providing shade

• By filtering air through leaves

• By growing taller

• By absorbing sunlight

What resource do humans commonly obtain from trees?

• Wood

• Plastic

• Metal

• Glass

How do forests help regulate the climate?

• By providing shade and reducing evaporation

• By increasing wind speed

• By reflecting sunlight

• By absorbing sound

What is a suggested action to help the environment according to the video?

• Building more roads

• Planting and nurturing trees

• Cutting down trees

• Using more plastic

Who can make a significant impact on the environment by planting trees?

• Adults

• Animals

• Children

• Machines