Marine Environments

Light penetrates the ocean in the photic zone down to __________

• 200 Meters

• 1000 Meters

• 3500 Meters

• To the bottom

The line of seaweed that marks the upper reaches of a high tide in the intertidal zone is called:

• Biota

• Sandy Beach

• Strandline

• Benthos Zone

Coral reefs can normally be found in:

• Artic regions

• Savannahs

• Tropical and Sub Tropical regions

• Marshes

The largest Coral Reef in the world, the Great Barrier Reef is located near what country?

• South Afria

• Australia

• Vietnam

• Belize

Research suggests that living among the Great Barrier Reef' are more than __________ species of fish, among other organisms.

• 100

• 500

• 1500

• 10000

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The mixture of seawater and freshwater is commonly referred to as _____________________ helps provide a diverse habitat for marine life.

• Mineral water

• Bottled water

• Spring water

• Brackish water

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At the mouth of a river, where fresh water drains into the ocean, _______________ are commonly formed.

• Tide Pools

• Estuaries

• Grottos

• Surf Zones

A typical sandy beach has a region of crashing waves called the ________________ Zone which is white with foam as a result of air mixing with water as waves pound on the shore.

• Supratidal

• Intertidal

• Subtidal

• Surf

The deepest part of the ocean is the:

• Pelagic Zone

• Intertidal Zone

• Photic Zone

• Ocean Basin

Describe a coral reef community. What are the characteristics and who lives there?

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