Well developed radula is absent in
Gastropoda
Criton
Bivalvia
Monoplacophora
Correct Answer :
C. Bivalvia
Related Questions
Which of the following produces a shell of great ornamental value ?
Pila
Unio
Mytilus
Nautilus
Sea foam which is drifted to the sea shores is a/an
external shell of cuttle fish
internal shell of cuttle fish
bones of octopus
calcareous matter of cuttle fish
The method of induction of foreign particles between the mantle and the shell of the pearl oyster and thus stimulating the pearl formation, was introduced in Japan by
Mikimoto
Katu
Haeckel
Von Mohl
Cephalopoda is a class of animals in which
foot is located on head
head is fused with thorax
head is located on foot
notochord extends upto cephalic region
The intermediate host of liver fluke are fresh water snails
limax and helix
pila and helix
lymnaea and planorbis
none of these
Prehensile tentacles of Cephalopoda are derived from
thoracic appendages
foot
head appendages
none of these
The largest invertebrate is
giant clam
giant squid
giant Snail
giant octopus
The blood pigment of moliusca is
myoglobin
anthocyanin
haemocyanin
hemoglobin
The largest clam of Indian ocean is
Unio
Mytilus
Teredo
Tridacna
Bivalve shell is found in the members of
Caphalopoda
Gastropoda
Pelecypoda
Scaphopoda
Exclusively marine molluscs are
Caphalopods
Scaphopods
Bivalva
Gastropods
Sea mica is a marine mollusc. Its specific name is
Chiton
Unio
Teredo
Nautilus
Devil fish is the common name of
Sepia
Loligo
Octopus
Mytilus
Which of the following includes culminate unsegmented organisms ?
Annelida
Arthropoda
Mollusca
Chordata
Scientific name of shipworm is
Pholas
Teredo
Solen
Dentalium
The respiratory organs in a fresh water mussel are
pulmonary sac
ctenidia
book lungs
trachea
Cypraea belong to class
Pelecypoda
Scaphopoda
Bivalva
Gastropoda
A mollusc which is adapted to an amphibious mode of life is
sea hare
Pond snail
fresh water mussel
chiton
Sea hare is the common name of
Sepia
Octopus
Aplysia
Doris
Sepia belongs to class
Amphineve
Gastropoda
Scaphopoda
Caphalopoda
The reduced foot and tubular sheil is present in
Gastropoda
Scaphopoda
Bivalva
Cephalopoda
Which of the following invertebrate phylum has the eye structure nearest to that of vertebrates ?
Annelida
Moliusca
Echinodermata
Arthropoda
The best developed brain than any other invertebrate is seen in
Octopus
Sepia
Mytilus
Teredo
Osphradium in molluscs is
a sensory organ for balancing
a sensory organ for smell
swimming organ
none of these
Aplysia, a marine mollusc is commonly known as
devilfish
cuttlefish
black mussel
sea hare
The respiratory organs in a freshwater mussel are
book lungs
pulmonary sacs
gills
respiratory siphons
A group of molluscs with 4 large ctenidia is presented by
Nautilus
Pila
Argpnata
Unio
Pteropods are small marine gastropods, often termed as
elephant tusk shells
butterflies of the sea
lerrfons of the sea
cucumbers of the sea
Osphradium is to test purity of water in
Pila
Starfish
Housefly
Earthworm
Strike out the odd things :
Crab
Aretticola
Milipede
Centipede