Understanding Ecosystems and Biomes

The video explores ecosystems and biomes, explaining their components and interactions. It covers major biomes like the Arctic tundra, forests, deserts, grasslands, aquatic regions, and rainforests, highlighting their unique climates, flora, and fauna. The video emphasizes the importance of ecosystems and encourages observation of local ecosystems.

What is an ecosystem?

• A community of organisms interacting with their environment

• A large area with a specific climate

• A single species living in isolation

• A non-living part of the environment

What is the term for permanently frozen ground in the Arctic tundra?

• Frozen soil

• Ice cap

• Glacier

• Permafrost

Which type of trees are commonly found in coniferous forests?

• Palm trees

• Deciduous trees

• Mangrove trees

• Cone-bearing trees

What is a characteristic feature of deciduous forests?

• Trees with needle-like leaves

• Trees that grow in water

• Trees that lose their leaves in autumn

• Trees that keep their leaves year-round

Which desert is known as the world's largest hot desert?

• Kalahari Desert

• Atacama Desert

• Sahara Desert

• Gobi Desert

What is a common feature of grassland biomes?

• Permanent ice cover

• High rainfall

• Vast open spaces with grasses

• Dense forests

What percentage of the Earth's surface is covered by aquatic biomes?

• 60%

• 50%

• 75%

• 90%

Which type of rainforest receives up to 400 cm of rain annually?

• Temperate rainforest

• Boreal rainforest

• Tropical rainforest

• Subtropical rainforest

What is a major threat to rainforests?

• Overfishing

• Deforestation

• Air pollution

• Desertification

How can individuals help in conserving rainforests?

• By increasing mining activities

• By recycling

• By using more plastic

• By cutting down trees