Home
Current Affairs January 2024

What is the correct answer?

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

Correct Answer :

B. internal shell of cuttle fish


Related Questions

What is the correct answer?

4

The blood pigment of moliusca is

A. myoglobin

B. anthocyanin

C. haemocyanin

D. hemoglobin

What is the correct answer?

4

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

A. Trochophore

B. Veliger

C. Glochidium

D. Muller's larva

What is the correct answer?

4

Sea mica is a marine mollusc. Its specific name is

A. Chiton

B. Unio

C. Teredo

D. Nautilus

What is the correct answer?

4

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

A. Mikimoto

B. Katu

C. Haeckel

D. Von Mohl

What is the correct answer?

4

A wood boring mollusc is

A. patella

B. limax

C. teredo

D. chiton

What is the correct answer?

4

Osphradium in molluscs is

A. a sensory organ for balancing

B. a sensory organ for smell

C. swimming organ

D. none of these

What is the correct answer?

4

Sea hare is the common name of

A. Sepia

B. Octopus

C. Aplysia

D. Doris

What is the correct answer?

4

A radula is typically found in

A. Unio

B. Vila

C. Mytilus

D. Loligo

What is the correct answer?

4

The scientific name of sea mouse is

A. Chaetopterus

B. Aphrodite

C. Amphihite

D. Limidus

What is the correct answer?

4

Devil fish is the common name of

A. Sepia

B. Loligo

C. Octopus

D. Mytilus

What is the correct answer?

4

Internal shell is present in

A. Sepia

B. Lamellidens

C. Chiron

D. Pila

What is the correct answer?

4

Prehensile tentacles of Cephalopoda are derived from

A. thoracic appendages

B. foot

C. head appendages

D. none of these

What is the correct answer?

4

The most primitive mollusc is

A. Neoplina

B. Chiton

C. Dentalium

D. Patella

What is the correct answer?

4

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

A. sea hare

B. Pond snail

C. fresh water mussel

D. chiton

What is the correct answer?

4

Pectan is commonly called

A. scallop

B. sea mussel

C. razor shell

D. any of these

What is the correct answer?

4

Bivalve shell is found in the members of

A. Caphalopoda

B. Gastropoda

C. Pelecypoda

D. Scaphopoda

What is the correct answer?

4

Exclusively marine molluscs are

A. Caphalopods

B. Scaphopods

C. Bivalva

D. Gastropods

What is the correct answer?

4

The respiratory organs in a freshwater mussel are

A. book lungs

B. pulmonary sacs

C. gills

D. respiratory siphons

What is the correct answer?

4

Aplysia, a marine mollusc is commonly known as

A. devilfish

B. cuttlefish

C. black mussel

D. sea hare

What is the correct answer?

4

Well marked cephalistion is found in

A. Gastropoda

B. Caphalopoda

C. Bivalvia

D. Scaphopoda

What is the correct answer?

4

Strike out the odd things :

A. Crab

B. Aretticola

C. Milipede

D. Centipede

What is the correct answer?

4

A group of molluscs with 4 large ctenidia is presented by

A. Nautilus

B. Pila

C. Argpnata

D. Unio

What is the correct answer?

4

An example of a true limpet is

A. Sepia

B. Loligo

C. Patella

D. Nautilus

What is the correct answer?

4

Shipworm is

A. an annelid

B. an arthropod

C. an echinoderm

D. a mollusc

What is the correct answer?

4

Well developed radula is absent in

A. Gastropoda

B. Criton

C. Bivalvia

D. Monoplacophora

What is the correct answer?

4

The largest clam of Indian ocean is

A. Unio

B. Mytilus

C. Teredo

D. Tridacna

What is the correct answer?

4

Ink glands as a means of escape from predators are present in

A. Sepia (Caphalopoda)

B. Uttio (Pelecypoda)

C. Dentalium (Scaphopoda)

D. Pila (Gastropoda)

What is the correct answer?

4

Cephalopoda is a class of animals in which

A. foot is located on head

B. head is fused with thorax

C. head is located on foot

D. notochord extends upto cephalic region

What is the correct answer?

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

What is the correct answer?

4

The reduced foot and tubular sheil is present in

A. Gastropoda

B. Scaphopoda

C. Bivalva

D. Cephalopoda