MCQ On Mollusca: Mollusca MCQs in Biology

MCQ On Mollusca. Multiple Choice questions related to Mollusca in Biology. Mollusca is a Phylum in invertebrates. After Arthropoda, the Mollusca is the second largest Phylum of invertebrates. Its members are called mollusks or mollusks. Till today there are around 85000 species of Molluscs are known.

 

MCQ On Mollusca

 

Which of the following is called the “Pearl Mother Layer” ??

(a) Nacre
(b) Mantle
(c) Periostracum
(d) Prismatic layer

 

What is the common name of a devilfish ??

(a) Loligo
(b) Sepia
(c) Teredo
(d) Octopus

 

The most advanced molluscs belong to the class _______ ??

(a) Amphineura
(b) Cephalopoda
(c) Gastropoda
(d) Monopacophora

 

Which of the following is the largest invertebrate ??

(a) Architeuthis
(b) Sepia
(c) Loligo
(d) Octopus

 

Which of the following does not belong to the phylum Mollusca ??

(a) Decapoda
(b) Gastropoda
(c) Cephalopoda
(d) All of the above

 

MCQ On Mollusca

 

Which of the following does not belong to the phylum Mollusca ??

(a) Sea Hare
(b) Sea mica
(c) Sea lemon
(d) Sea feather

 

Most molluscs are of __________ ??

(a) Marine Habitats
(b) Terrestrial Habitats
(c) Freshwater Habitats
(d) All of the above

 

Which of the following statements is true about Unio ??

(a) Unio has a one chambered heart
(b) Unio has a two-chambered heart
(c) Unio has a three-chambered heart
(d) None of the above

 

Which of the following statements is true about Mytilus ??

(a) Mytilus belongs to class Arthropoda of phylum Mollusca
(b) Mytilus belongs to class Amphineura of phylum Mollusca
(c) Mytilus belongs to class Pelecypoda of phylum Mollusca
(d) Mytilus belongs to class Echinodermata of phylum Mollusca

 

Octopus belongs to the class ________ ??

(a) Mollusca
(b) Pelecypoda
(c) Cephalopoda
(d) None of the above

 

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