Q. The largest invertebrate is a/an ____:
Answer: Mollusc
Notes: The largest invertebrate is Mollusc. With over 80,000 species, molluscs form the second largest phylum of animals on Earth and range from tiny snails to giant squid and octopuses.

This question is part of 40000+ General Studies MCQ Series Course on GKToday Android app. Question Number: 54 in 20. Lower animals & Invertebrates in above course in App.