7.2 Biomes and Ecosystems Practice Flashcard

Front

What is an estuary?

Back

An estuary is an ecosystem where freshwater from rivers meets and mixes with saltwater from oceans.

Front

Which ecosystem is NOT considered a wetland?

Back

A coral reef is NOT considered a wetland.

Front

What aquatic ecosystem is threatened by overfishing?

Back

Open oceans are threatened by overfishing.

Front

What is primary succession?

Back

Primary succession is the process of ecological change that occurs in an area where no soil exists, such as a newly-formed volcanic island.

Front

What is the difference between a stream and a river?

Back

Streams have clear water, while rivers can be muddy.

Front

Define a wetland.

Back

A wetland is a land area that is saturated with water, either permanently or seasonally, and supports aquatic plants.

Front

What is a coral reef?

Back

A coral reef is a marine ecosystem characterized by reef-building corals, providing habitat for diverse marine life.

Front

What is the role of producers in an ecosystem?

Back

Producers, like plants, convert sunlight into energy through photosynthesis, forming the base of the food chain.

Front

What is biodiversity?

Back

Biodiversity refers to the variety of life in a particular habitat or ecosystem, including the number of species and genetic diversity.

Front

What is a biome?

Back

A biome is a large geographic biotic unit, a major community of plants and animals with similar life forms and environmental conditions.