Ecosystems and Biomes - Quiz

1. In ecology, what is the "niche" of a species?

• This is the physical space where that species lives
• This is the adaptations the species has to survive in its habitat
• This is the area of the planet in which that species is found
• This is the role the species plays in its community

2. Which of these is arranged correctly from smallest to largest?

• Community > Population > Ecosystem > Biome
• Population > Community > Ecosystem > Biome
• Community > Population > Biome > Ecosystem
• Population > Ecosystem > Community > Biome

3. Which biome is found furthest north?

• Tundra
• Temperate grassland
• Savanna / tropical grassland
• Desert
• Taiga / boreal forest / coniferous forest

4. Which biome has the greatest levels of biodiversity?

• Tropical rainforest
• Temperate grassland
• Savanna / tropical grassland
• Desert
• Tundra

5. Which is the largest terrestrial biome?

• Taiga / boreal forest / coniferous forest
• Temperate grassland
• Savanna / tropical grassland
• Desert
• Tundra

6. Which type of succession is shown in the diagram? Give your answer as a single word with no period at the end.

7. "The first species to colonize an area are known as __________ species". What is the missing word in this sentence? Give your answer as a single word with no period at the end.

8. What is the time frame for this type of succession?

• 5-10 years
• 100-150 years
• Hundreds of years
• Thousands of years

9. What is biodiversity?

• The distribution of a species across a biome
• How many organisms live in a community
• The variety of living organisms in an area
• How long a species has been alive on Earth

10. What does the permanent extinction of a species do to the biodiversity of our planet?

• Increases it
• Decreases it
• No effect