Question 1

Match the sandy beach characteristic with the term.
-Backwash

Accepted Answer

A) surf zone 
B) lacks a surf zone 
C) the water flowing back down the beach 
D) the water running up the beach 
A) surf zone 
B) lacks a surf zone 
C) the water flowing back down the beach 
D) the water running up the beach

Question 2

A common organism of the temperate infralittoral fringe (lower intertidal) is called:

Accepted Answer

A)  Laminaria. 
B)  Entermorpha. 
C)  Ulva. 
D)  lichen. 
E)  giant kelp. 
A)  Laminaria. 
B)  Entermorpha. 
C)  Ulva. 
D)  lichen. 
E)  giant kelp.

Question 3

Match the wave action with the sandy beach exposure level.
-Semi-exposed

Accepted Answer

A) moderate 
B) none 
C) low 
D) high 
A) moderate 
B) none 
C) low 
D) high

Question 4

The pH of a tide pool can change dramatically over short time periods.

Accepted Answer

A) True 
 B)False

Question 5

The supralittoral zone is:

Accepted Answer

A)  the area below the low tide mark. 
B)  the area above the high tide mark. 
C)  the area between low and high tide marks. 
D)  the area under the rocks. 
A)  the area below the low tide mark. 
B)  the area above the high tide mark. 
C)  the area between low and high tide marks. 
D)  the area under the rocks.

Question 6

Beaches with heavy wave action tend to have finer sand particles and are flat.

Accepted Answer

A) True 
 B)False

Question 7

During winter months in temperate environments organisms can die from:

Accepted Answer

A)  high rain fall. 
B)  freezing. 
C)  low sunlight. 
D)  increased predation. 
E)  increased pH level. 
A)  high rain fall. 
B)  freezing. 
C)  low sunlight. 
D)  increased predation. 
E)  increased pH level.

Question 8

On Pacific coasts, the population of mussels is kept in check by predation from:

Accepted Answer

A)  sea otters. 
B)  sea stars. 
C)  sea urchins. 
D)  barnacles. 
E)  supralittoral isopods. 
A)  sea otters. 
B)  sea stars. 
C)  sea urchins. 
D)  barnacles. 
E)  supralittoral isopods.

Question 9

Match the food source with the organism.
-Lugworm

Accepted Answer

A) bivalves 
B) plankton 
C) meiofauna 
D) detritus 
A) bivalves 
B) plankton 
C) meiofauna 
D) detritus

Question 10

The upper sandy beach often ends:

Accepted Answer

A)  where sand dunes begin. 
B)  where terrestrial vegetation begins. 
C)  at the high tide line. 
D)  both a and b 
E)  both b and c 
A)  where sand dunes begin. 
B)  where terrestrial vegetation begins. 
C)  at the high tide line. 
D)  both a and b 
E)  both b and c

Question 11

The following is not a common feeding type in rocky intertidal areas:

Accepted Answer

A)  filter feeding. 
B)  scavenger. 
C)  grazer. 
D)  deposit feeding. 
E)  carnivore. 
A)  filter feeding. 
B)  scavenger. 
C)  grazer. 
D)  deposit feeding. 
E)  carnivore.

Question 12

Match the species with the zone it is most closely associated with.
-Gray zone

Accepted Answer

A) Fuzzy chiton 
B) Knobby periwinkle 
C) Nerites 
A) Fuzzy chiton 
B) Knobby periwinkle 
C) Nerites

Question 13

The organism in the tropics that replaces limpets in the supralittoral fringe is

Accepted Answer

A)  turtle grass. 
B)  nerites. 
C)  the hermit crab. 
D)  knobby periwinkle. 
E)  the coconut crab. 
A)  turtle grass. 
B)  nerites. 
C)  the hermit crab. 
D)  knobby periwinkle. 
E)  the coconut crab.

Question 14

Ghost crabs predominate in:

Accepted Answer

A)  sandy supratidal. 
B)  sandy intertidal. 
C)  sandy subtidal. 
D)  rocky shores. 
E)  splash zones. 
A)  sandy supratidal. 
B)  sandy intertidal. 
C)  sandy subtidal. 
D)  rocky shores. 
E)  splash zones.

Question 15

Barnacles such as Balanus are most common in the ____ zone of the rocky intertidal.

Accepted Answer

A)  upper midlittoral 
B)  middle midlittoral 
C)  lower midlittoral 
D)  subtidal 
E)  splash 
A)  upper midlittoral 
B)  middle midlittoral 
C)  lower midlittoral 
D)  subtidal 
E)  splash

Question 16

Which zone does not occur in the sandy beach?

Accepted Answer

A)  resurgence 
B)  drying sand 
C)  saturation 
D)  retention 
E)  maintenance 
A)  resurgence 
B)  drying sand 
C)  saturation 
D)  retention 
E)  maintenance

Question 17

Match the organism with the most closely associated tidal zone.
-Upper midlittoral

Accepted Answer

A) acorn barnacles 
B) mussels 
C) periwinkles 
A) acorn barnacles 
B) mussels 
C) periwinkles

Question 18

List the zones that comprise the sandy shores. Which zone has the highest diversity and which has the lowest? Explain your answer.

Accepted Answer

In the supralittoral and midlittoral zon

Question 19

Tidepool organism adaptations to changing environmental conditions are most similar to those of animals living in the ____.

Accepted Answer

A)  supralittoral zone 
B)  salt marsh 
C)  sandy beach 
D)  mangrove forest 
E)  open ocean 
A)  supralittoral zone 
B)  salt marsh 
C)  sandy beach 
D)  mangrove forest 
E)  open ocean

Question 20

The dominant producers of the infralittoral fringe in temperate Pacific and Atlantic are the:

Accepted Answer

A)  foliose red algae. 
B)  green algae. 
C)  large brown algae. 
D)  eelgrass. 
E)  calcareous red algae. 
A)  foliose red algae. 
B)  green algae. 
C)  large brown algae. 
D)  eelgrass. 
E)  calcareous red algae.

Match the sandy beach characteristic with the term. -Backwash

A common organism of the temperate infralittoral fringe (lower intertidal) is called:

Match the wave action with the sandy beach exposure level. -Semi-exposed

The pH of a tide pool can change dramatically over short time periods.

The supralittoral zone is:

Beaches with heavy wave action tend to have finer sand particles and are flat.

During winter months in temperate environments organisms can die from:

On Pacific coasts, the population of mussels is kept in check by predation from:

Match the food source with the organism. -Lugworm

The upper sandy beach often ends:

The following is not a common feeding type in rocky intertidal areas:

Match the species with the zone it is most closely associated with. -Gray zone

The organism in the tropics that replaces limpets in the supralittoral fringe is

Ghost crabs predominate in:

Barnacles such as Balanus are most common in the ____ zone of the rocky intertidal.

Which zone does not occur in the sandy beach?

Match the organism with the most closely associated tidal zone. -Upper midlittoral

List the zones that comprise the sandy shores. Which zone has the highest diversity and which has the lowest? Explain your answer.

Tidepool organism adaptations to changing environmental conditions are most similar to those of animals living in the ____.

The dominant producers of the infralittoral fringe in temperate Pacific and Atlantic are the:

Science and Marine Biology

Fundamentals of Ecology

Geology of the Ocean

Water, Waves, and Tides

Biological Concepts

Marine Microbes

Multicellular Primary Producers

Lower Invertebrates

Higher Invertebrates

Marine Fishes

Reptiles and Birds

Marine Mammals

Estuaries

Coral Reef Communities

Continental Shelves and Neritic Zone

The Open Sea

Life in the Oceans Depths

Harvesting the Oceans Resources

Oceans in Jeopardy

Filters

Exam 13: Intertidal Communities

Match the sandy beach characteristic with the term. -Backwash

A common organism of the temperate infralittoral fringe (lower intertidal) is called:

Match the wave action with the sandy beach exposure level. -Semi-exposed

The pH of a tide pool can change dramatically over short time periods.

The supralittoral zone is:

Beaches with heavy wave action tend to have finer sand particles and are flat.

During winter months in temperate environments organisms can die from:

On Pacific coasts, the population of mussels is kept in check by predation from:

Match the food source with the organism. -Lugworm

The upper sandy beach often ends:

The following is not a common feeding type in rocky intertidal areas:

Match the species with the zone it is most closely associated with. -Gray zone

The organism in the tropics that replaces limpets in the supralittoral fringe is

Ghost crabs predominate in:

Barnacles such as Balanus are most common in the ____ zone of the rocky intertidal.

Which zone does not occur in the sandy beach?

Match the organism with the most closely associated tidal zone. -Upper midlittoral

List the zones that comprise the sandy shores. Which zone has the highest diversity and which has the lowest? Explain your answer.

Tidepool organism adaptations to changing environmental conditions are most similar to those of animals living in the ____.

The dominant producers of the infralittoral fringe in temperate Pacific and Atlantic are the:

Science and Marine Biology

Fundamentals of Ecology

Geology of the Ocean

Water, Waves, and Tides

Biological Concepts

Marine Microbes

Multicellular Primary Producers

Lower Invertebrates

Higher Invertebrates

Marine Fishes

Reptiles and Birds

Marine Mammals

Estuaries

Coral Reef Communities

Continental Shelves and Neritic Zone

The Open Sea

Life in the Oceans Depths

Harvesting the Oceans Resources

Oceans in Jeopardy

Filters