Aquatic Biomes Quiz

What are the physical factors that characterize aquatic biomes?

• Altitude, precipitation, and vegetation

• Temperature, precipitation, and air pressure

• Humidity, wind speed, and soil type

• Salinity, temperature, and availability of light

Why do aquatic biomes not correlate with latitude?

• Because they are single according to the biome

• Because they are not affected by the Earth's rotation

• Because they are not influenced by the angle of sunlight

• Because they vary based on the ocean currents

What percentage of the Earth's surface does the ocean cover?

• 90%

• 25%

• 50%

• 75%

What is the average salt concentration in marine biomes?

• 4%

• 1%

• 2%

• 3%

What type of organisms provide most of the world's oxygen supply in marine biomes?

• Coral reefs

• Estuaries

• Marine algae

• Marine mammals

What is the primary reason for the destruction of wetlands?

• Climate change

• Overfishing

• Urban development

• Natural disasters

What is the primary producer in the intertidal zone?

• Algae

• Seagrass

• Sea anemones

• Sea stars

What percentage of global photosynthesis is completed by plankton in the open ocean?

• 55%

• 25%

• 35%

• 45%

What has had a major impact on fish populations in the open ocean?

• Natural predators and disease

• Ocean acidification and coral bleaching

• Climate change and habitat loss

• Pollution and overfishing

What is the primary source of rainwater for the land in marine regions?

• Evaporation of seawater

• Melting ice caps

• Groundwater discharge

• Atmospheric moisture