Aquatic Ecosystems Flashcard

Front

What is the main threat to coral reefs?

Back

All of the above (Excess soil runoff, Climate change, Acidification)

Front

What is ocean acidification?

Back

The rising levels of acidity in ocean waters due to excess carbon dioxide.

Front

What is the bottom layer of a body of water called?

Back

Benthic Zone.

Front

Which zone of an aquatic ecosystem contains enough light for photosynthesis?

Back

Photic Zone.

Front

What is the impact of overfishing on marine ecosystems?

Back

It disrupts the food chain and can lead to the extinction of species.

Front

What is the Euphotic Zone?

Back

The upper layer of a body of water where sunlight penetrates and photosynthesis occurs.

Front

Define the term 'Biodiversity' in aquatic ecosystems.

Back

The variety of life in a particular habitat or ecosystem, including the number of different species.

Front

What role do coral reefs play in marine ecosystems?

Back

They provide habitat and shelter for many marine organisms, support biodiversity, and protect coastlines.

Front

What is the significance of the Photic Zone?

Back

It is the layer of water where sunlight is sufficient for photosynthesis, supporting aquatic plant life.

Front

Explain the term 'Nutrient Pollution'.

Back

The introduction of excessive nutrients into water bodies, often from agricultural runoff, leading to algal blooms.