Head, foot and visceral mass - this combination of characters is diagnostic of

Question

Head, foot and visceral mass - this combination of characters is diagnostic of

A. Echinodenns

B. Arthropods

C. Molluscs

D. Annelida

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Comment

Which of the following produces a shell of great ornamental value ?

A. Pila

B. Unio

C. Mytilus

D. Nautilus

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Sepia and Octopus are marine molluscs and their swift locomotion in water is affected by

A. expelling water in a jet through siphon

B. lashing moment of their cephalic arms

C. characteristic undulations of their lateral fins

D. none of these

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Osphradium in molluscs is

A. a sensory organ for balancing

B. a sensory organ for smell

C. swimming organ

D. none of these

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The reduced foot and tubular sheil is present in

A. Gastropoda

B. Scaphopoda

C. Bivalva

D. Cephalopoda

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A wood boring mollusc is

A. patella

B. limax

C. teredo

D. chiton

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The elephant tusk shell is

A. dentalium

B. cypraea

C. nautilus

D. pinctada

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Head, foot and visceral mass - this combination of characters is diagnostic of

A. Echinodenns

B. Arthropods

C. Molluscs

D. Annelida

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Pteropods are small marine gastropods, often termed as

A. elephant tusk shells

B. butterflies of the sea

C. lerrfons of the sea

D. cucumbers of the sea

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Identify the larva which is present only in members of gastropoda :

A. Trochophore

B. Veliger

C. Glochidium

D. Muller's larva

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Shipworm is

A. an annelid

B. an arthropod

C. an echinoderm

D. a mollusc

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Sea mica is a marine mollusc. Its specific name is

A. Chiton

B. Unio

C. Teredo

D. Nautilus

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Which of the following invertebrate phylum has the eye structure nearest to that of vertebrates ?

A. Annelida

B. Moliusca

C. Echinodermata

D. Arthropoda

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Which of the following includes culminate unsegmented organisms ?

A. Annelida

B. Arthropoda

C. Mollusca

D. Chordata

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Prehensile tentacles of Cephalopoda are derived from

A. thoracic appendages

B. foot

C. head appendages

D. none of these

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Osphradium is to test purity of water in

A. Pila

B. Starfish

C. Housefly

D. Earthworm

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Cypraea belong to class

A. Pelecypoda

B. Scaphopoda

C. Bivalva

D. Gastropoda

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Pectan is commonly called

A. scallop

B. sea mussel

C. razor shell

D. any of these

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Aplysia, a marine mollusc is commonly known as

A. devilfish

B. cuttlefish

C. black mussel

D. sea hare

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Bivalve shell is found in the members of

A. Caphalopoda

B. Gastropoda

C. Pelecypoda

D. Scaphopoda

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Well developed radula is absent in

A. Gastropoda

B. Criton

C. Bivalvia

D. Monoplacophora

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The most primitive mollusc is

A. Neoplina

B. Chiton

C. Dentalium

D. Patella

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The largest clam of Indian ocean is

A. Unio

B. Mytilus

C. Teredo

D. Tridacna

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'Pearl mother layer' is

A. prismatic layer

B. periostracum

C. nacre

D. mantle

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The generic name of apple snail is

A. Pila

B. Aplysia

C. Helix

D. Aphrodite

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Sea hare is the common name of

A. Sepia

B. Octopus

C. Aplysia

D. Doris

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The respiratory organs in a freshwater mussel are

A. book lungs

B. pulmonary sacs

C. gills

D. respiratory siphons

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A radula is typically found in

A. Unio

B. Vila

C. Mytilus

D. Loligo

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Scientific name of shipworm is

A. Pholas

B. Teredo

C. Solen

D. Dentalium

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Pearls of commercial value are produced by which of the following genera ?

A. Pinctada

B. Unio

C. Anodonta

D. Ostrea

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Sepia belongs to class

A. Amphineve

B. Gastropoda

C. Scaphopoda

D. Caphalopoda

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Accepted Answer

C. Molluscs

Head, foot and visceral mass - this combination of characters is diagnostic of

Correct Answer :

Show all Phylum - Mollusca MCQ

Related Questions

Which of the following produces a shell of great ornamental value ?

Sepia and Octopus are marine molluscs and their swift locomotion in water is affected by

Osphradium in molluscs is

The reduced foot and tubular sheil is present in

A wood boring mollusc is

The elephant tusk shell is

Head, foot and visceral mass - this combination of characters is diagnostic of

Pteropods are small marine gastropods, often termed as

Identify the larva which is present only in members of gastropoda :

Shipworm is

Sea mica is a marine mollusc. Its specific name is

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Which of the following includes culminate unsegmented organisms ?

Prehensile tentacles of Cephalopoda are derived from

Osphradium is to test purity of water in

Cypraea belong to class

Pectan is commonly called

Aplysia, a marine mollusc is commonly known as

Bivalve shell is found in the members of

Well developed radula is absent in

The most primitive mollusc is

The largest clam of Indian ocean is

'Pearl mother layer' is

The generic name of apple snail is

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A radula is typically found in

Scientific name of shipworm is

Pearls of commercial value are produced by which of the following genera ?

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