Question 1

Match the words with the animals they are most closely associated with.
-Ctenophora

Accepted Answer

A) comb plates 
B) filter feeder 
C) reef forming 
A) comb plates 
B) filter feeder 
C) reef forming

Question 2

Flatworms can reproduce:

Accepted Answer

A)  asexually. 
B)  sexually. 
C)  by reciprocal copulation. 
D)  all of the above 
A)  asexually. 
B)  sexually. 
C)  by reciprocal copulation. 
D)  all of the above

Question 3

Match the dominant stage with the class it is most closely associated with.
-Scyphozoan

Accepted Answer

A) polyp 
B) medusa and polyp 
C) medusa 
A) polyp 
B) medusa and polyp 
C) medusa

Question 4

Animals that live in the spaces between fine sediment grains are specifically called:

Accepted Answer

A)  infauna. 
B)  epiphytic. 
C)  meiofauna. 
D)  epifauna. 
E)  epizoa. 
A)  infauna. 
B)  epiphytic. 
C)  meiofauna. 
D)  epifauna. 
E)  epizoa.

Question 5

Match the life stage with its most closely associated feature.
-Polyp

Accepted Answer

A) Attached form 
B) Larval form 
C) Free floating larval and adult form 
A) Attached form 
B) Larval form 
C) Free floating larval and adult form

Question 6

The cnidarians have an incomplete gut (having only one opening) called the:

Accepted Answer

A)  nematocyst. 
B)  coelom. 
C)  gastrovascular cavity. 
D)  pseudointestine. 
E)  spongeocoel. 
A)  nematocyst. 
B)  coelom. 
C)  gastrovascular cavity. 
D)  pseudointestine. 
E)  spongeocoel.

Question 7

A sponge body type with many chambers lined with collar cells is called:

Accepted Answer

A)  asconoid. 
B)  syconoid. 
C)  leuconoid. 
D)  hexactinellida. 
E)  demospongoid. 
A)  asconoid. 
B)  syconoid. 
C)  leuconoid. 
D)  hexactinellida. 
E)  demospongoid.

Question 8

Match the dominant stage with the class it is most closely associated with.
-Anthozoan

Accepted Answer

A) polyp 
B) medusa and polyp 
C) medusa 
A) polyp 
B) medusa and polyp 
C) medusa

Question 9

Match the words with the animals they are most closely associated with.
-Cnidaria

Accepted Answer

A) Cilia for locomotion 
B) Collar cells 
C) Stinging cells 
A) Cilia for locomotion 
B) Collar cells 
C) Stinging cells

Question 10

Ribbon worms (phylum Nemertea) primarily feed on sediment, as earthworms do.

Accepted Answer

A) True 
 B)False

Question 11

Jellyfish and box jellyfish are:

Accepted Answer

A)  hydrozoans. 
B)  scyphozoans. 
C)  anthozoans. 
D)  bryozoans. 
E)  protozoans. 
A)  hydrozoans. 
B)  scyphozoans. 
C)  anthozoans. 
D)  bryozoans. 
E)  protozoans.

Question 12

Match the sponge type with the description of body plan.
-Syconoid

Accepted Answer

A) Complex folding 
B) Vase shape 
C) Simple folding 
A) Complex folding 
B) Vase shape 
C) Simple folding

Question 13

Match the ecological role with the animal group it is most closely associated with.
-Ctenophora

Accepted Answer

A) Carnivores on zooplankton 
B) Filter feeders 
C) Carnivores on benthic infauna 
A) Carnivores on zooplankton 
B) Filter feeders 
C) Carnivores on benthic infauna

Question 14

Match the sponge type with the description of body plan.
-Asconoid

Accepted Answer

A) Complex folding 
B) Vase shape 
C) Simple folding 
A) Complex folding 
B) Vase shape 
C) Simple folding

Question 15

Common octocorals are the:

Accepted Answer

A)  sea pens. 
B)  gorgonians. 
C)  sea anemones. 
D)  fire corals. 
E)  sea nettles. 
A)  sea pens. 
B)  gorgonians. 
C)  sea anemones. 
D)  fire corals. 
E)  sea nettles.

Question 16

Turbellarians detect small prey items using chemoreceptors.

Accepted Answer

A) True 
 B)False

Question 17

Ribbon worms belong to the phylum:

Accepted Answer

A)  Nemertea. 
B)  Platyhelminthes. 
C)  Arthropoda. 
D)  Ctenophora. 
E)  Cnidaria. 
A)  Nemertea. 
B)  Platyhelminthes. 
C)  Arthropoda. 
D)  Ctenophora. 
E)  Cnidaria.

Question 18

What characteristics of flat worms allow them to use diffusion to excrete waste materials and take up oxygen (and for some kinds, to absorb nutrition from their hosts)?

Accepted Answer

In order for these biological processes

Question 19

What are the three classes of cnidarians and how do they differ from each other?

Accepted Answer

Class Hydrozoa includes colonial cnidari

Match the words with the animals they are most closely associated with. -Ctenophora

Flatworms can reproduce:

Match the dominant stage with the class it is most closely associated with. -Scyphozoan

Animals that live in the spaces between fine sediment grains are specifically called:

Match the life stage with its most closely associated feature. -Polyp

The cnidarians have an incomplete gut (having only one opening) called the:

A sponge body type with many chambers lined with collar cells is called:

Match the dominant stage with the class it is most closely associated with. -Anthozoan

Match the words with the animals they are most closely associated with. -Cnidaria

Ribbon worms (phylum Nemertea) primarily feed on sediment, as earthworms do.

Jellyfish and box jellyfish are:

Match the sponge type with the description of body plan. -Syconoid

Match the ecological role with the animal group it is most closely associated with. -Ctenophora

Match the sponge type with the description of body plan. -Asconoid

Common octocorals are the:

Turbellarians detect small prey items using chemoreceptors.

Ribbon worms belong to the phylum:

What characteristics of flat worms allow them to use diffusion to excrete waste materials and take up oxygen (and for some kinds, to absorb nutrition from their hosts)?

What are the three classes of cnidarians and how do they differ from each other?

Science and Marine Biology

Fundamentals of Ecology

Geology of the Ocean

Water, Waves, and Tides

Biological Concepts

Marine Microbes

Multicellular Primary Producers

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 8: Lower Invertebrates

Match the words with the animals they are most closely associated with. -Ctenophora

Flatworms can reproduce:

Match the dominant stage with the class it is most closely associated with. -Scyphozoan

Animals that live in the spaces between fine sediment grains are specifically called:

Match the life stage with its most closely associated feature. -Polyp

The cnidarians have an incomplete gut (having only one opening) called the:

A sponge body type with many chambers lined with collar cells is called:

Match the dominant stage with the class it is most closely associated with. -Anthozoan

Match the words with the animals they are most closely associated with. -Cnidaria

Ribbon worms (phylum Nemertea) primarily feed on sediment, as earthworms do.

Jellyfish and box jellyfish are:

Match the sponge type with the description of body plan. -Syconoid

Match the ecological role with the animal group it is most closely associated with. -Ctenophora

Match the sponge type with the description of body plan. -Asconoid

Common octocorals are the:

Turbellarians detect small prey items using chemoreceptors.

Ribbon worms belong to the phylum:

What characteristics of flat worms allow them to use diffusion to excrete waste materials and take up oxygen (and for some kinds, to absorb nutrition from their hosts)?

What are the three classes of cnidarians and how do they differ from each other?

Science and Marine Biology

Fundamentals of Ecology

Geology of the Ocean

Water, Waves, and Tides

Biological Concepts

Marine Microbes

Multicellular Primary Producers

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