Ecosystem

The video tutorial explains ecosystems as communities of organisms interacting with their environment. It highlights the varying scales of ecosystems, from small rock pools to vast oceans, and introduces Earth's biomes, which are large areas with similar geographical, climatic, and biological characteristics, such as the tundra.

What is an ecosystem primarily composed of?

• Organisms and their environment

• Only animals

• Only plants

• Water bodies

Which of the following best describes the scale of ecosystems?

• They are always small

• They can range from small to large

• They are always large

• They are only found in oceans

What is the largest type of ecosystem called?

• A rock pool

• A forest

• A biome

• A desert

Which of the following is an example of a biome?

• A pond

• A city park

• The Tundra

• A backyard garden

Biomes are characterized by which of the following?

• Unique weather patterns

• Identical animal species

• Similar geographical and climatic conditions

• Uniform plant types