Unit 4 Aquatic Ecosystems Vocabulary

___________ is not solty and is considered a natural resource.

• An estuary

• Freshwater

• A benthic zone

• A lentic system

______________ can be a result of fertilizer runoff or animal waste.

• Artificial eutriphication

• Desalination

• A recharge zone

• Permeability

___________ is found where water seeps down into the soil.

• freshwater

• watershed

• groundwater

• surface water

___________ is the accumulation of toxins as you move up the food chain.

• bioluminescence

• biomagnification

• eutrophication

• desalination

______________ is pollution that is coming from many different sources.

• Nonpoint source pollution

• Point source pollution

• Artificial eutrophication

• Desalination

____________ is the emission of light from a living organism.

• Desalination

• Eutrophication

• Biomagnification

• Bioluminescence

An underground rock formation that contains water is a/an___________.

• watershed

• aquifer

• marine ecosystem

• benthic zone

____________ is the process during which salt is removed from water

• Eutrophication

• Nonpoint source pollution

• Biomagnification

• Desalination

A _____________ is an area of land drained by a river into a larger body of water.

• watershed

• benthic zone

• runoff zone

• lentic zone

A/an ______________ is a freshwater ecosystem that has a high nutrient content which can lead to overgrowth of algae.

• aquifer

• lentic lake

• eutrophic lake

• oligotrophic lake