Question 1

Red algae can only live in deep waters because their photosynthetic pigments are adapted only for these depths.

Accepted Answer

A) True 
 B)False

Question 2

Match the words with the most closely associated multicellular producer.
-Seagrasses

Accepted Answer

A) Stipe and blade 
B) Aerenchyme 
C) Filamentous 
D) Pelagic 
A) Stipe and blade 
B) Aerenchyme 
C) Filamentous 
D) Pelagic

Question 3

Match the words with the most closely associated term.
-Padina

Accepted Answer

A) Matted, with inflated tips 
B) Flat blade perforated with holes 
C) Clustered, resembles thin chips 
A) Matted, with inflated tips 
B) Flat blade perforated with holes 
C) Clustered, resembles thin chips

Question 4

Match the words with the most closely associated term.
-Marsh plants

Accepted Answer

A) Culms 
B) Pneumatophores 
C) Rhizomes 
A) Culms 
B) Pneumatophores 
C) Rhizomes

Question 5

Mangroves typically occur in/on:

Accepted Answer

A)  tropical and subtropical areas. 
B)  temperate areas. 
C)  polar areas. 
D)  open coasts. 
E)  sandy beaches. 
A)  tropical and subtropical areas. 
B)  temperate areas. 
C)  polar areas. 
D)  open coasts. 
E)  sandy beaches.

Question 6

In the giant kelp the large thallus is the ____ life stage.

Accepted Answer

A)  sporophyte 
B)  carpospore 
C)  gametophyte 
D)  zygote 
E)  tetrasporophyte 
A)  sporophyte 
B)  carpospore 
C)  gametophyte 
D)  zygote 
E)  tetrasporophyte

Question 7

Excess sugars stored by high-latitude algae can

Accepted Answer

A)  serve as accessory to cellulose. 
B)  serve as antifreeze in winter. 
C)  keep predators away. 
D)  confuse predators with different colors. 
E)  protect the algae from wave damage. 
A)  serve as accessory to cellulose. 
B)  serve as antifreeze in winter. 
C)  keep predators away. 
D)  confuse predators with different colors. 
E)  protect the algae from wave damage.

Question 8

Match the words with the most closely associated term.
-Seagrasses

Accepted Answer

A) pollinated by the wind 
B) disperses with floating propagules 
C) hydrophilous pollination 
A) pollinated by the wind 
B) disperses with floating propagules 
C) hydrophilous pollination

Question 9

Brown algae can reach up to ____ meters in length.

Accepted Answer

A)  25 
B)  50 
C)  75 
D)  100 
E)  200 
A)  25 
B)  50 
C)  75 
D)  100 
E)  200

Question 10

Most brown algae start life attached to rocks; a notable exception is:

Accepted Answer

A)  giant kelp. 
B)  North Atlantic Sargassum. 
C)  feather boa kelp. 
D)  Laminaria. 
E)  Fucus. 
A)  giant kelp. 
B)  North Atlantic Sargassum. 
C)  feather boa kelp. 
D)  Laminaria. 
E)  Fucus.

Question 11

Those green algae that have large cells with multiple nuclei are termed:

Accepted Answer

A)  multinucleate. 
B)  coenocytic. 
C)  entronucleate. 
D)  diploid. 
E)  haploid. 
A)  multinucleate. 
B)  coenocytic. 
C)  entronucleate. 
D)  diploid. 
E)  haploid.

Question 12

Match the words with the most closely associated term.
-Agarum

Accepted Answer

A) Matted, with inflated tips 
B) Flat blade perforated with holes 
C) Clustered, resembles thin chips 
A) Matted, with inflated tips 
B) Flat blade perforated with holes 
C) Clustered, resembles thin chips

Question 13

The horizontal stems of seagrasses are called:

Accepted Answer

A)  rhizoids. 
B)  rhizomes. 
C)  stipes. 
D)  blades. 
E)  holdfasts. 
A)  rhizoids. 
B)  rhizomes. 
C)  stipes. 
D)  blades. 
E)  holdfasts.

Question 14

The sporophyte generation of kelp is dominant and larger than the gametophyte.

Accepted Answer

A) True 
 B)False

Question 15

Saltwort (Batis) maintains osmotic balance with

Accepted Answer

A)  succulent stems. 
B)  salt glands. 
C)  salt leaves. 
D)  they cannot maintain osmotic balance; they are osmoconformers. 
E)  salt filtration mechanisms in the roots. 
A)  succulent stems. 
B)  salt glands. 
C)  salt leaves. 
D)  they cannot maintain osmotic balance; they are osmoconformers. 
E)  salt filtration mechanisms in the roots.

Question 16

Match the words with the most closely associated term.
-Marsh plants

Accepted Answer

A) food source for insects 
B) habitat for nesting birds 
C) covered with epiphytes 
A) food source for insects 
B) habitat for nesting birds 
C) covered with epiphytes

Question 17

Which of the following has a role in sediment consolidation similar to that of mangroves?

Accepted Answer

A)  red algae. 
B)  seagrasses. 
C)  green algae. 
D)  rockweed. 
E)  giant kelp. 
A)  red algae. 
B)  seagrasses. 
C)  green algae. 
D)  rockweed. 
E)  giant kelp.

Question 18

What are at least 3 adaptations of salt marsh plants for withstanding salty conditions?

Accepted Answer

Salt marsh plants have adaptations simil

Question 19

Holdfasts of algae and roots of flowering plants are structurally identical.

Accepted Answer

A) True 
 B)False

Question 20

The sporophyte stage of red algae produces spores that are shed into the water. What is the advantage of shedding spores into the water?

Accepted Answer

Releasing spores into the water allows t

Red algae can only live in deep waters because their photosynthetic pigments are adapted only for these depths.

Match the words with the most closely associated multicellular producer. -Seagrasses

Match the words with the most closely associated term. -Padina

Match the words with the most closely associated term. -Marsh plants

Mangroves typically occur in/on:

In the giant kelp the large thallus is the ____ life stage.

Excess sugars stored by high-latitude algae can

Match the words with the most closely associated term. -Seagrasses

Brown algae can reach up to ____ meters in length.

Most brown algae start life attached to rocks; a notable exception is:

Those green algae that have large cells with multiple nuclei are termed:

Match the words with the most closely associated term. -Agarum

The horizontal stems of seagrasses are called:

The sporophyte generation of kelp is dominant and larger than the gametophyte.

Saltwort (Batis) maintains osmotic balance with

Match the words with the most closely associated term. -Marsh plants

Which of the following has a role in sediment consolidation similar to that of mangroves?

What are at least 3 adaptations of salt marsh plants for withstanding salty conditions?

Holdfasts of algae and roots of flowering plants are structurally identical.

The sporophyte stage of red algae produces spores that are shed into the water. What is the advantage of shedding spores into the water?

Science and Marine Biology

Fundamentals of Ecology

Geology of the Ocean

Water, Waves, and Tides

Biological Concepts

Marine Microbes

Lower Invertebrates

Higher Invertebrates

Marine Fishes

Reptiles and Birds

Marine Mammals

Intertidal Communities

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 7: Multicellular Primary Producers

Red algae can only live in deep waters because their photosynthetic pigments are adapted only for these depths.

Match the words with the most closely associated multicellular producer. -Seagrasses

Match the words with the most closely associated term. -Padina

Match the words with the most closely associated term. -Marsh plants

Mangroves typically occur in/on:

In the giant kelp the large thallus is the ____ life stage.

Excess sugars stored by high-latitude algae can

Match the words with the most closely associated term. -Seagrasses

Brown algae can reach up to ____ meters in length.

Most brown algae start life attached to rocks; a notable exception is:

Those green algae that have large cells with multiple nuclei are termed:

Match the words with the most closely associated term. -Agarum

The horizontal stems of seagrasses are called:

The sporophyte generation of kelp is dominant and larger than the gametophyte.

Saltwort (Batis) maintains osmotic balance with

Match the words with the most closely associated term. -Marsh plants

Which of the following has a role in sediment consolidation similar to that of mangroves?

What are at least 3 adaptations of salt marsh plants for withstanding salty conditions?

Holdfasts of algae and roots of flowering plants are structurally identical.

The sporophyte stage of red algae produces spores that are shed into the water. What is the advantage of shedding spores into the water?

Science and Marine Biology

Fundamentals of Ecology

Geology of the Ocean

Water, Waves, and Tides

Biological Concepts

Marine Microbes

Lower Invertebrates

Higher Invertebrates

Marine Fishes

Reptiles and Birds

Marine Mammals

Intertidal Communities

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