5 Questions
What is Mollusca?
Mollusca is the second-largest phylum of invertebrate animals, comprising about 23% of all named marine organisms and numerous species in freshwater and terrestrial habitats.
How many extant species of molluscs are recognized?
Around 76,000 extant species of molluscs are recognized.
What is the estimated number of fossil species of molluscs?
The estimated number of fossil species is between 60,000 and 100,000 additional species.
What are some examples of cephalopod molluscs?
Cephalopod molluscs include squid, cuttlefish, and octopuses, which are among the most neurologically advanced of all invertebrates.
What are gastropods and give examples?
Gastropods are a class of molluscs that include snails and slugs.
Test your knowledge of mollusks with this quiz! Explore the diverse world of Mollusca, the second-largest phylum of invertebrate animals, and learn about the wide range of species and their unique characteristics.
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