What is the largest animal class?

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. About 84 percent of all known species of animals are members of this phylum.

Which class has largest number of animals?

The insects or class Insecta comprise the largest number of animals in the world. The total number of insect species is estimated at around 6 to 10 million and comprises over 90% of the animal life forms on Earth.

Which is the largest class in animal kingdom?

The biggest class of animal kingdom is? Answer: Insecta is a class of invertebrates. They are placed within the phylum Arthropoda. The characteristics of group Insecta are that they have six legs or three pairs of legs.

Which is the largest class?

Hexapoda (Insecta) is the largest class of Phylum Arthropoda. It constitutes the largest number of species of arthropods.

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Which class has the largest number of animals * 1 point?

The class named Insecta contains the largest animal number.

Almost two third of all the species that are known by us are all insects.

What are the classes in the animal kingdom?

The Animal Kingdom

Animals are then broken down into two types: vertebrates and invertebrates. Animals with a backbone are vertebrates. Vertebrates belong to the phylum called Phylum Chordata. Vertebrates are further broken down into five classes: amphibians, birds, fish, mammals, and reptiles.

What are the 5 animal kingdoms?

Carousel of images and videos. Living things are divided into five kingdoms: animal, plant, fungi, protist and monera. Living things are divided into five kingdoms: animal, plant, fungi, protist and monera.

What are the 7 animal kingdoms?

Kingdoms of Life

  • Archaea.
  • Animals (Zoology)
  • Bacteria (Bacteriology)
  • Fungi (Mycology)
  • Plants (Botany)
  • Protists (Protistology)

What are the 9 animal phyla?

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.

Which is the largest class of phylum Arthropoda?

Phylum Arthropoda is the largest phylum in the animal world, and insects form the single largest class within this phylum.

What is the largest living invertebrate?

The coconut crab (Birgus latro) inhabits remote coral atolls and is the world’s largest terrestrial invertebrate, growing to what Charles Darwin described as “a monstrous size” (Darwin 1845), with a leg span exceeding 1 m and a weight of up to 4 kg.

Which phylum has a true Coelom?

A phylum with true coelom is arthropoda.

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How many types of symmetry do biologists recognize in plants and animals?

Animals can be classified by three types of body plan symmetry: radial symmetry, bilateral symmetry, and asymmetry.

Which of the following characters is not typical to class Mammalia?

Lungs are alveolar in nature comprised of a number of small bags called alveoli. All mammals whether camel or whale or giraffe or Man have seven cervical vertebrae. Mammals have 12 pairs of cranial nerves. Thus, the correct answer is option D.

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