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A mollusc which is adapted to an amphibious mode of life is

A. sea hare

B. Pond snail

C. fresh water mussel

D. chiton

Correct Answer :

B. Pond snail


Related Questions

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4

Sea foam which is drifted to the sea shores is a/an

A. external shell of cuttle fish

B. internal shell of cuttle fish

C. bones of octopus

D. calcareous matter of cuttle fish

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4

'Pearl mother layer' is

A. prismatic layer

B. periostracum

C. nacre

D. mantle

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4

The respiratory organs in a freshwater mussel are

A. book lungs

B. pulmonary sacs

C. gills

D. respiratory siphons

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4

Scientific name of shipworm is

A. Pholas

B. Teredo

C. Solen

D. Dentalium

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4

A group of molluscs with 4 large ctenidia is presented by

A. Nautilus

B. Pila

C. Argpnata

D. Unio

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4

Internal shell is present in

A. Sepia

B. Lamellidens

C. Chiron

D. Pila

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4

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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4

The reduced foot and tubular sheil is present in

A. Gastropoda

B. Scaphopoda

C. Bivalva

D. Cephalopoda

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4

The largest clam of Indian ocean is

A. Unio

B. Mytilus

C. Teredo

D. Tridacna

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4

The scientific name of sea mouse is

A. Chaetopterus

B. Aphrodite

C. Amphihite

D. Limidus

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4

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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4

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

A. Pinctada

B. Unio

C. Anodonta

D. Ostrea

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4

Prehensile tentacles of Cephalopoda are derived from

A. thoracic appendages

B. foot

C. head appendages

D. none of these

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4

The common name of Octopus is

A. cuttlefish

B. squid

C. flying squid

D. devil fish

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4

A wood boring mollusc, well known for causing damage to ships and docks is

A. Teredo

B. Doris

C. Loligo

D. Octopus

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4

Strike out the odd things :

A. Crab

B. Aretticola

C. Milipede

D. Centipede

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4

A wood boring mollusc is

A. patella

B. limax

C. teredo

D. chiton

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4

Shipworm is

A. an annelid

B. an arthropod

C. an echinoderm

D. a mollusc

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4

Exclusively marine molluscs are

A. Caphalopods

B. Scaphopods

C. Bivalva

D. Gastropods

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4

The best developed brain than any other invertebrate is seen in

A. Octopus

B. Sepia

C. Mytilus

D. Teredo

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4

A radula is typically found in

A. Unio

B. Vila

C. Mytilus

D. Loligo

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4

Sea mica is a marine mollusc. Its specific name is

A. Chiton

B. Unio

C. Teredo

D. Nautilus

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4

Which of the following includes culminate unsegmented organisms ?

A. Annelida

B. Arthropoda

C. Mollusca

D. Chordata

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4

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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4

Well developed radula is absent in

A. Gastropoda

B. Criton

C. Bivalvia

D. Monoplacophora

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4

Sepia belongs to class

A. Amphineve

B. Gastropoda

C. Scaphopoda

D. Caphalopoda

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4

Bivalve shell is found in the members of

A. Caphalopoda

B. Gastropoda

C. Pelecypoda

D. Scaphopoda

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4

Sea hare is the common name of

A. Sepia

B. Octopus

C. Aplysia

D. Doris

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4

Pectan is commonly called

A. scallop

B. sea mussel

C. razor shell

D. any of these

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4

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

A. Trochophore

B. Veliger

C. Glochidium

D. Muller's larva