HM Unit 4 Test

Front

What are estuary plants?

Back

Plants that thrive in the brackish waters of estuaries, such as mangroves, sea rush, oioi, and jointed rush.

Front

What is a marsh?

Back

A wetland that is dominated by herbaceous plants and has a greater proportion of open water surface compared to other wetlands.

Front

What are some threats to marine plants?

Back

Dredging, prop scars, and coastal development are all threats to marine plants.

Front

What type of habitat do mangroves thrive in?

Back

Mangroves thrive in estuarine habitats, where freshwater meets saltwater.

Front

Do many marine fish use open waters as nursery grounds?

Back

False, many marine fish use salt marshes as nursery grounds for their young.

Front

What is the definition of an estuary?

Back

An estuary is a coastal area where freshwater from rivers meets and mixes with saltwater from the ocean.

Front

What role do mangroves play in coastal ecosystems?

Back

Mangroves provide habitat for wildlife, protect shorelines from erosion, and filter pollutants from water.

Front

What is the significance of salt marshes?

Back

Salt marshes are important for biodiversity, serving as nurseries for fish and habitat for various bird species.

Front

What are prop scars?

Back

Prop scars are damage caused by boat propellers that can harm marine vegetation and habitats.

Front

How do coastal developments impact marine ecosystems?

Back

Coastal developments can lead to habitat loss, pollution, and increased sedimentation, negatively affecting marine ecosystems.