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.
Which 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.
Which is the third largest phylum?
Phylum chordata is the third largest phylum in the animal kingdom.
What are the two main phyla of the animal kingdom?
The most easily recognised are Porifera, Cnidaria, Arthropoda, Nematoda, Annelida, Mollusca, Platyhelminthes, Echinodermata, and Chordata. Animal phyla each comprise a branch of the evolutionary tree and these branches are always connected to other branches.
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.
Is second largest phylum in Animal Kingdom a Mollusca B Arthropoda C porifera D platyhelminthes?
Complete answer:
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.
What are the 10 Phylums?
The different phylum of the animal kingdom are as follows:
- Porifera.
- Coelenterata (Cnidaria)
- Platyhelminthes.
- Nematoda.
- Annelida.
- Arthropoda.
- Mollusca.
- Echinodermata.
What are the 11 Phylums?
A Brief List Of 21 Animal Phyla
- Phylum Porifera (Sponges) …
- Phylum Coelenterata (Cnidaria) Corals & Jellyfish. …
- Phylum Ctenophora (Comb Jellies) …
- Phylum Platyhelminthes (Flatworms) …
- Phylum Nemertea (Ribbon Worms) …
- Phylum Rotifera (Rotifers) …
- Phylum Gastrotricha (Gastrotrichs) …
- Phylum Nematomorpha (Horsehair Worms)
What is the oldest phylum?
The consensus view among taxonomists has long been that the sponges (Porifera) represent the oldest surviving animal phylum.
What are the 9 major phyla?
- * Porifera (sponges)
- * Cnidaria (jellyfish, corals, anenomes)
- * Platyhelminthes (flatworms)
- * Nematoda (roundworms)
- * Mollusca (bivalves, squid)
- * Annelida (segmented worms)
- * Arthropoda (arachnids, crustaceans, insects)
- * Echinodermata (starfish, urchins)
Which phylum is the biggest?
The arthropod phylum includes all insects, spiders and millipedes, as well as crustaceans and sea spiders. The long-extinct trilobites were also arthropods. Arthropoda is currently the largest phylum, with well over a million species.
Which phylum has the highest number of species?
Arthropoda is by far the largest phylum in the animal kingdom. It includes insects, lobsters, mites, crabs etc. A recent estimate of the number of arthropods on Earth today is 3.7 million species.
What are the 7 animal kingdoms?
Eight kingdoms model
- The first two kingdoms of life: Plantae and Animalia.
- The third kingdom: Protista.
- The fourth kingdom: Fungi.
- The fifth kingdom: Bacteria (Monera)
- The sixth kingdom: Archaebacteria.
- The seventh kingdom: Chromista.
- The eighth kingdom: Archezoa.
- Kingdom Protozoa sensu Cavalier-Smith.
What are the 9 Phylums of the animal kingdom?
There are 36 recognized animal phyla, of which but nine (Mollusca, Porifera, Cnidaria, Platyhelminthes, Nematoda, Annelida, Arthropoda, Echinodermata, and Chordata) contain the vast majority of described, extant species.
What are the 2 main groups of animals?
The animal kingdom can be divided into two main groups – vertebrates (animals with a backbone) and invertebrates (animals without a backbone).