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The first land animals belong to which group A arthropods B echinoderms C mollusks D vertebrates?
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∙ 12y ago
A. Arthropods
Wiki User
∙ 12y ago
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How do people classify animals?
Animals= vertebrates and Invertebrates vertebrates to; Mammal, Fish, Reptile, Bird, amphibian. Invertebrates to; Protozoa, Echinoderms, Annelids, Mollusks, Arthropods, Crustaceans, Arachnids, Insects. (spellings may not be exact)
What kinds of animals are vertebrates and invertebrates?
most animals today are invertebrates. this includes things such as arthropods (insects) mollusks, echinoderms ( starfish) cnidarians (jellyfish) and many others. the mere presence ofinsects in that list easily makes invertebrates more numerous than vertebrates :)
What are the four invertebrate groups?
Porifera (Sponges)Cnidaria (Coelenterates)Flatworms (Platyhelmenthes)Roundworms (Aschelmenthes - Nematode)Segmented worms (Annelids)Mollusks (Soft-Bodied/ hard shelled Animals)Echinoderms (Spiny-Skinned Animals)Arthropods
What characteristic distinguishes arthropods and mollusks?
Mollusks compose of the large phylum of invertebrate animals known as the Mollusca. Mollusks have a mantle, mollusks invertebrate. Arthropods have jointed appendages, arthropods have segmented bodies
What animal do not have a spine?
mice and that is all i can think of.sorry........ ------------------------------------------------------ Mice, rats, and other vertebrates- including fish, mammals, amphibians, reptiles, birds, primates, rodents and marsupials- all have spines. There are many invertebrate animals (spineless) including protozoa, annelids, echinoderms, mollusks and arthropods. -Shiloh
What are the kinds or organisms in our country?
Plants -Algae -Angiosperm -Gimnosperm -Mosses -Ferns etc... Animals -Fishes -Reptiles -Amphibians -Mammals -Birds -Arthropods -Echinoderms -Mollusks etc... Felixians! II-5 ! :))
What type of plants and animals were living during the permian time?
There were fungi, arthropods, and varied types of ofterapods (these are types of plants). Animals from this time period include several types of mollusks, echinoderms, brachiopods, fusulinids, ammonoids, and shelled cephlapods.
Are toads arthropods?
Toads are vertebrates, which are animals having backbones. Arthropods are invertebrate animals having exoskeletons and no backbones.
Is a Star fish a mammal?
No, they are Echinoderms. They are not even true fish.
What are the 6 kingdoms of classification?
FungiProtistaAnimilaPlantaeBacteriaArcheabacteria6 kindoms:plantsanimalsfungiprotistsarchaeeubacteria
What are the different kinds of living organisms of a community?
1. Animals * Sponges * Cnidarians * Worms * Mollusks * Arthropods * Echinoderms * Fish * Amphibians * Reptiles * Birds * Mammals 2. Plants 3. Fungi 4. Protists 5. Bacteria 6. Viruses As you can see, under the animals section there are bullets. These are the different classifications of animals.
How is the embryology of echinoderms similar to vertebrates?
Echinoderms such as starfish and similar marine animals with radially symmetrical bodies have bone-like calcareous skeletal plates in their skin
