Ch 7 Test- Aquatic Biomes

Place where a river meets the ocean

• Estuary
• River
• benthic zone
• marsh

deepest, darkest layer of an aquatic biome

• benthic zone
• aphotic
• photic
• littoral

Aquatic biomes are determined by ________ and ________ of water

• depth and temperature
• salinity and depth
• climate and salinity 
• depth and climate

Organisms that float near the surface of the water

• Nekton

• Plankton

• Benthos

Free swimming organisms such as fish, turtles and whales

• Nekton

• Plankton

• Benthos

Area where fresh water from a river system mixes with ocean water

• Estuary

• River

• Stream

• Swamp

_____________ are water ecosystems that can be deep but they are inland bodies of slow moving or standing water.

• lakes
• rivers
• oceans
• estuaries

Tags

NGSS.MS-ESS2-4

A pond and a river are both water ecosystems but a pond does not have __________.

• currents
• insects
• plants
• fish

Which of the following is the best definition for estuary?

• Narrow band of coastline that exists between high and low tide.
• Areas along the coast where fresh water from rivers mixes with salt water from the ocean.
• Flowing fresh water containing rapids.
• Freshwater aquatic areas that are saturated by water for at least part of the year.

What aquatic biome is characterized by flowing fresh water?

• Lakes/Ponds
• Mangroves Swamps
• Rivers/Streams
• Coral Reefs