Marine/freshwater ecosystems

The movement of ______________ causes earthquakes, volcanoes, mountains...

• continental shelf

• tectonic plates

• bathyal plates

• neritic shelf

What's the correct order for the ocean zone (most shallow to deepest?)

• Neritic, bathyal, intertidal, abyssal

• Bathyal, intertidal, abyssal, neritic

• Intertidal, neritic, bathyal, abyssal

• Abyssal, neritic, intertidal, bathyal

Which ocean zone has the most biomass?

• Intertidal

• Neritic

• Bathyal

• Abyssal

Lake turnover happens because

• The wind mixes the water of the lake

• Decomposers move a lot

• Water is most dense at 4° celsius

• Humans' swimming stirs the bottom of the lake

Which one of these places is characterized by a mixing of salty and freshwater?

• Estuaries

• Wetlands

• Ponds

• Sea