Which of the following invertebrate phyla consists of the most abundant species on planet Earth:
Correct answer: C. Arthropoda
- A. Porifera
- B. Cnidaria
- C. Arthropoda
- D. Mollusca
Explanation
It is correct as Arthropoda is the phylum of animals that includes insects, spiders, crustaceans, and many other types of animals. Arthropods are the most abundant group of animals on Earth, with more than a million described species .Insects, which come under the phylum Arthropoda, form the most abundant group in the Animal Kingdom. In fact, almost 60% of the animals known today are insect species. This is a ptb line it is mentioned in arthopoda phylum
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About Kingdom Animalia
Animals are multicellular, heterotrophic eukaryotes whose cells lack cell walls and chloroplasts, with specialised tissues in most groups. Coverage includes body symmetry, tissue layers, coelom, segmentation and levels of organisation, plus major phyla such as Porifera, Cnidaria, Platyhelminthes, Annelida, Arthropoda, Mollusca and Chordata.
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