6.3 What Are the Major Types of Marine Ecosystems?

All of the following are examples of freshwater ecosystems EXCEPT ________________.

• ponds

• Estuaries

• lakes

• rivers

Tags

NGSS.5-ESS2-2

A(n) ________________ is an area of land that is covered or saturated with water for at least part of the year. Bogs, marshes, and swamps are all examples of this kind of land.

• Marine ecosystems

• Freshwater ecosystems

• Wetlands

A(n) _______________ is a partially enclosed body of water formed where a river flows into an ocean. This is one of the major types of aquatic ecosystems, that consists of a mixture of saltwater and freshwater.

• Wetland

• Estuary

• Swamp

• Bogs

Tags

NGSS.MS-LS2-5

How is an estuary different from a freshwater ecosystem and a marine ecosystem?

• Estuaries ONLY have freshwater

• Estuaries are a mixture of fresh water and salt water.

• No living things can survive in an estuary

Tags

NGSS.MS-LS2-2

The four abiotic factors that affect all aquatic ecosystems are...

• whales, tuna, tripod fish, and sharks

• streams, rivers, ponds, and lakes

• sunlight, temperature, oxygen, and salt content

• soil, sunlight, rocks, and minerals

Tags

NGSS.MS-LS2-3

The marine zone closest to shore is called

• intertidal
• neritic
• surface
• deep

Upper part of the oceanic zone that receives light

• benthic zone

• euphotic Zone

• aphotic zone

• neritic zone

Tags

NGSS.MS-LS1-6

Lower part of the oceanic zone that receives little light

• benthic zone

• photic zone

• bathyal zone

• neritic zone

Zone that is made up of the entire ocean floor

• Neritic

• Photic

• Aphotic

• Abyssal

Which best describes the water found in estuaries?

• backish water

• salt water

• fresh water

Tags

NGSS.MS-ESS2-4