Unit 2 Review: Biomes, Succession, Weather

Primary succession occurs in an area that has:

• soil

• no soil

• some soil

• none of these

___ are the first organisms to colonize an area and begin the process of ecological succession.

• foundational organisms

• introductory organisms

• primary organisms

• pioneer species

What is an example of an area that is likely to undergo primary succession?

• A volcanic eruption

• Plants die from drought and decompose

• Land is bulldozed and soil remains

What is the main difference between primary and secondary ecological succession?

• Primary begins WITHOUT soil; Secondary begins WITH soil

• Primary is the first state and secondary is the second stage

• Primary builds plant community; secondary builds animal community

• Primary begins WITH soil; Secondary begins WITHOUT soil

The Final stage of ecological succession is...

• Mature Tree Growth

• Climax Community

• Pioneer Community

Which biome consists of warm weather year-round, a dry season and a rainy season, and diverse trees, shrubs, and grasses?

• tropical rainforest

• temperate grassland

• savanna

• desert

Which biome consists of very low precipitation and can be hot or cold? 

• savanna

• tropical rainforest

• tundra

• desert

Which biome consists of grasses, shrubs, cold temperatures, and the permafrost?

• Taiga

• Tundra

• Temperate forest

• Temperate grasslands

Which biome is warm year-round, receives LOTS of rain, and is rich in. biodiversity?

• Temperate forest

• Temperate grassland

• Boreal Forest

• Tropical rainforest

A group of ecosystems with similar organisms and climates.

• desert
• deciduous
• canopy
• Biome