There are 10 distinct phylum in animal kingdom, and they are porifera, Coelenterata, Ctenophora, Platyhelminthes, Aschelminthes, Annelida, Arthropoda, Mollusca, Echinodermata, Hemichordate, Chordata. The largest animal kingdom is Arthropoda and Mollusca comes second.
Which is the second largest phylum of animal kingdom?
Mollusca is the second largest Phylum in the Animal Kingdom.
Which is the largest and second largest phylum among Kingdom Animalia?
ANSWER: The second largest phylum of kingdom animalia is Mollusca.
What is the largest phylum in animal kingdom?
Arthropod, (phylum Arthropoda), any member of the phylum Arthropoda, the largest phylum in the animal kingdom, which includes such familiar forms as lobsters, crabs, spiders, mites, insects, centipedes, and millipedes.
In which of the following is the largest phylum and the second largest phylum different?
The first largest phylum is Phyllum arthroproda and the second is phyllum mollusca,then which is the third one? Phylum chordata is the third largest phylum in the animal kingdom.
What is the smallest phylum?
Placozoa is the smallest phylum in the animal kingdon with only one identified species.
Is the second largest phylum?
Mollusca composes the 2nd largest phylum of animal kingdom after arthropods, which is the largest phylum in the animal kingdom. Around 85,000 species of molluscs are recognised. Molluscs is the largest marine phylum, comprising about 23% of all the named marine organisms.
What phylum is the body segmented?
Phylum Annelida includes vermiform, segmented animals. Segmentation is seen in internal anatomy as well, which is called metamerism. Annelids are protostomes. These animals have well-developed neuronal and digestive systems.
Which one of the following belongs to Mollusca?
The animals belonging to the phylum Mollusca are apple snail, pearl oyster, devil fish, tusk shell, etc. Hence correct answer is option A.
What type of skeleton is present in arthropods?
Arthropod and vertebrate skeletons are quite distinct from each other. Basically, the vertebrate skeleton is internal (an endoskeleton) while the arthropod skeleton is external (an exoskeleton). Here, both kinds will be referred to as skeletons.
Who has proposed two kingdom classification?
Biological classification of plants and animals was first proposed by Aristotle on the basis of simple morphological characters. Linnaeus later classified all living organisms into two kingdoms – Plantae and Animalia.
Why are arthropods called so?
Arthopod is a word that is derived from a Greek word called Arthropoda. The meaning of Arthopoda is Joint foot. Thus, Arthopods are joint foot invertebrate animals having external skeletons. They don’t have skin, instead they have hard body surfaces i.e., External Skeleton.
Why Arthropoda is the largest phylum?
Why is arthropoda the largest phylum? Phylum arthropoda includes 80% species of animals. These species evolved certain adaptive features over the years to survive the changing climatic conditions and form the largest phylum in the animal kingdom.
Which of the following is 3rd largest phylum?
-Mollusca is the second largest Phylum while Chordata is the third-largest Phylum.
Which of the following respiratory structures is not found in arthropods?
So, the correct option is ‘Gills’.
Which phylum consists of organisms with cellular level of Organisation?
1. Phylum Porifera of animal kingdom has cellular level of organization.