Question 1

Match the phylum with the distinguishing feature.
-Chaetognatha

Accepted Answer

A) Transparent, torpedo-shaped body 
B) Water-vascular system 
C) Post-anal tail 
A) Transparent, torpedo-shaped body 
B) Water-vascular system 
C) Post-anal tail

Question 2

What are the 2 main anatomical adaptations that contributed to the evolutionary success of arthropods?

Accepted Answer

Arthropods have unique structures and ad

Question 3

Match the characteristic of the coleoid group with the group.
-Cuttlefish

Accepted Answer

A) eight arms 
B) ten arms in five pairs 
C) small internal shell 
D) large external shell 
A) eight arms 
B) ten arms in five pairs 
C) small internal shell 
D) large external shell

Question 4

Which genus of gastropod has been reported to have caused human fatalities?

Accepted Answer

A)  Cyphoma 
B)  Cassis 
C)  Conus 
D)  Busycon 
E)  Nassarius 
A)  Cyphoma 
B)  Cassis 
C)  Conus 
D)  Busycon 
E)  Nassarius

Question 5

The invertebrate phylum having the greatest species diversity is Arthropoda.

Accepted Answer

A) True 
 B)False

Question 6

Match the words with the most closely associated organism.
-Salps

Accepted Answer

A) Eel-like infauna 
B) Sessile epifauna 
C) Barrel-shaped, transparent plankton 
A) Eel-like infauna 
B) Sessile epifauna 
C) Barrel-shaped, transparent plankton

Question 7

An arrowworm is a type of planktonic

Accepted Answer

A)  herbivore. 
B)  detritivore. 
C)  carnivore. 
D)  omnivore. 
E)  filter feeder. 
A)  herbivore. 
B)  detritivore. 
C)  carnivore. 
D)  omnivore. 
E)  filter feeder.

Question 8

Match the molluscan shell layer with its relative position.
-Prismatic

Accepted Answer

A) inner layer 
B) outer layer 
C) middle layer 
A) inner layer 
B) outer layer 
C) middle layer

Question 9

The outer layer of the molluscan shell is called the ____ layer.

Accepted Answer

A)  foot 
B)  collagen 
C)  nacreous 
D)  prismatic 
E)  periostracum 
A)  foot 
B)  collagen 
C)  nacreous 
D)  prismatic 
E)  periostracum

Question 10

The molluscan shell does not contain the:

Accepted Answer

A)  periostracum. 
B)  prismatic layer. 
C)  narceous layer. 
D)  mantle. 
A)  periostracum. 
B)  prismatic layer. 
C)  narceous layer. 
D)  mantle.

Question 11

Match the molluscan shell layer with its relative position.
-Nacreous

Accepted Answer

A) inner layer 
B) outer layer 
C) middle layer 
A) inner layer 
B) outer layer 
C) middle layer

Question 12

Crustaceans have paired antennae.

Accepted Answer

A) True 
 B)False

Question 13

Match the class with its most closely associated habitat.
-Beach fleas

Accepted Answer

A) Sessile on solid substrate 
B) Sand beaches 
C) Pelagic 
A) Sessile on solid substrate 
B) Sand beaches 
C) Pelagic

Question 14

Many gastropods have external shells composed of:

Accepted Answer

A)  two valves. 
B)  eight overlapping valves. 
C)  a series of internal chambers. 
D)  one valve. 
E)  chitin. 
A)  two valves. 
B)  eight overlapping valves. 
C)  a series of internal chambers. 
D)  one valve. 
E)  chitin.

Question 15

Match the characteristic of the coleoid group with the group.
-Squid

Accepted Answer

A) eight arms 
B) ten arms in five pairs 
C) small internal shell 
D) large external shell 
A) eight arms 
B) ten arms in five pairs 
C) small internal shell 
D) large external shell

Question 16

Which are not correctly paired?

Accepted Answer

A)  Gastropodia - snails 
B)  Cephalapodia - squid 
C)  Bivalvia - mussels 
D)  Gastropoda - clams 
E)  Bivalvia - scallops 
A)  Gastropodia - snails 
B)  Cephalapodia - squid 
C)  Bivalvia - mussels 
D)  Gastropoda - clams 
E)  Bivalvia - scallops

Question 17

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

Accepted Answer

A) benthic filter feeders; live as infauna 
B) all types of feeding represented 
C) benthic filter feeders; live as epifauna 
A) benthic filter feeders; live as infauna 
B) all types of feeding represented 
C) benthic filter feeders; live as epifauna

Question 18

The beach flea Talitrus is a member of the order:

Accepted Answer

A)  Stomatopoda. 
B)  Decapoda. 
C)  Euphausiacea. 
D)  Amphipoda. 
E)  Isopoda. 
A)  Stomatopoda. 
B)  Decapoda. 
C)  Euphausiacea. 
D)  Amphipoda. 
E)  Isopoda.

Question 19

The structure used for secreting the shell of many molluscs is called the:

Accepted Answer

A)  foot. 
B)  visceral mass. 
C)  mantle. 
D)  tentacles. 
E)  radula 
A)  foot. 
B)  visceral mass. 
C)  mantle. 
D)  tentacles. 
E)  radula

Question 20

Chromatophores are specialized cells in cephalopods that are responsible for:

Accepted Answer

A)  bioluminescence. 
B)  changing colors. 
C)  regulating buoyancy. 
D)  maintaining osmotic balance. 
E)  excreting nitrogenous wastes. 
A)  bioluminescence. 
B)  changing colors. 
C)  regulating buoyancy. 
D)  maintaining osmotic balance. 
E)  excreting nitrogenous wastes.

Match the phylum with the distinguishing feature. -Chaetognatha

What are the 2 main anatomical adaptations that contributed to the evolutionary success of arthropods?

Match the characteristic of the coleoid group with the group. -Cuttlefish

Which genus of gastropod has been reported to have caused human fatalities?

The invertebrate phylum having the greatest species diversity is Arthropoda.

Match the words with the most closely associated organism. -Salps

An arrowworm is a type of planktonic

Match the molluscan shell layer with its relative position. -Prismatic

The outer layer of the molluscan shell is called the ____ layer.

The molluscan shell does not contain the:

Match the molluscan shell layer with its relative position. -Nacreous

Crustaceans have paired antennae.

Match the class with its most closely associated habitat. -Beach fleas

Many gastropods have external shells composed of:

Match the characteristic of the coleoid group with the group. -Squid

Which are not correctly paired?

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

The beach flea Talitrus is a member of the order:

The structure used for secreting the shell of many molluscs is called the:

Chromatophores are specialized cells in cephalopods that are responsible for:

Science and Marine Biology

Fundamentals of Ecology

Geology of the Ocean

Water, Waves, and Tides

Biological Concepts

Marine Microbes

Multicellular Primary Producers

Lower 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 9: Higher Invertebrates

Match the phylum with the distinguishing feature. -Chaetognatha

What are the 2 main anatomical adaptations that contributed to the evolutionary success of arthropods?

Match the characteristic of the coleoid group with the group. -Cuttlefish

Which genus of gastropod has been reported to have caused human fatalities?

The invertebrate phylum having the greatest species diversity is Arthropoda.

Match the words with the most closely associated organism. -Salps

An arrowworm is a type of planktonic

Match the molluscan shell layer with its relative position. -Prismatic

The outer layer of the molluscan shell is called the ____ layer.

The molluscan shell does not contain the:

Match the molluscan shell layer with its relative position. -Nacreous

Crustaceans have paired antennae.

Match the class with its most closely associated habitat. -Beach fleas

Many gastropods have external shells composed of:

Match the characteristic of the coleoid group with the group. -Squid

Which are not correctly paired?

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

The beach flea Talitrus is a member of the order:

The structure used for secreting the shell of many molluscs is called the:

Chromatophores are specialized cells in cephalopods that are responsible for:

Science and Marine Biology

Fundamentals of Ecology

Geology of the Ocean

Water, Waves, and Tides

Biological Concepts

Marine Microbes

Multicellular Primary Producers

Lower 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