Select the total number of organism from the following which...

Select the total number of organism from the following which are mollusca:
Pila, Pinctada, Sepia, Loligo, Aplysia, Echinus, Antedon, Salpa, Bufo, Chelone, Neophron, Pteropus, Elephas, Pavo
(a) 7
(b) 6
(c) 5
(d) 9

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Key Concepts

Mollusca

Mollusca is a large phylum of invertebrate animals characterized by a soft body, which is often protected by an external shell. This phylum encompasses a wide diversity of organisms such as snails, clams, squids, and octopuses, all of which share common anatomical features including a muscular foot, a visceral mass, and a mantle. Understanding the defining traits of molluscs is essential in distinguishing them from other animal groups.

Taxonomic Classification

Taxonomic classification is the systematic method used by biologists to categorize and organize living organisms into hierarchical groups based on their shared characteristics and evolutionary relationships. This process involves grouping organisms into categories such as phylum, class, order, family, genus, and species, thereby creating a structured framework that aids in identifying and comparing different forms of life.

Invertebrate Zoology

Invertebrate zoology is the branch of biology that studies animals without a backbone, which includes a vast array of species ranging from molluscs to insects. This field focuses on understanding the anatomy, physiology, behavior, and ecology of these organisms, and plays a critical role in recognizing the diversity of life forms and their evolutionary adaptations.

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