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What is a hydra's phylum name?
Cnidarians
Is hydra freshwater or marine cnidarians?
both
What are two stages of cnidarians?
Polyp and medusa are two stages in life cycle of cnidarians , polyp is hydra like and medusa is jelly fish like .
What are the two layers of tissue in the hydra?
Hydra is in the phylum of the cnidarians which is a radical symmetry. so ectoderm, the outer layr which form the nerve sytem. Also, the endoderm, the inner layer are presented in the hydra.
What is the domain of Hydra?
Organisms such as hydra are cnidarians, and all cnidarians belong to the taxonomic domain of Eukarya, members of which are characterised by having cells with nuclei. Eukarya covers all organisms in the Kingdom Animalia, as well as the Kingdoms Plantae, Fungi and Protista.
What are some cnidarians?
Pacific Sea Nettles Hydra Portuguese Man'O War common jellyfish
Which place is the most popular place for cnidarians?
Cnidarians are invertebrate animals with stinging cells and include the jellyfish, coral, and annenomes. Cnidarians are most commonly found in salt water oceans however the hydra is found in fresh water.
Does the freshwater hydra have a medusa stage in its life cycle?
No, the freshwater hydra does not have a medusa stage in its life cycle. The hydra belongs to the class Hydrozoa, which typically do not have a medusa stage like other cnidarians such as jellyfish. Instead, hydras reproduce asexually by budding.
Do cnidarians have a mantle?
Yes but not all. Because a mantle is a hard substance that cells secret. Example: clams Hydra ,a type of cnidarian, does not have this. :)
A stinging cell in the hydra?
Stinging cells are called cnidocytes, as in all members of the Cnidarians which includes jellyfish, sea anemones, and corals.
What are two forms of cnidrians?
The two forms of Cnidarians are the Medusoid or mobile form (e.g. Hydra), and the Polyp or sessile form (e.g. Aurelia).
Which of the following creatures has no blood but respires 1 fish 2 earthworm 3 hydra 4 cockroach?
All animals respire, but some simple animals, such as cnidarians (anemones, jellyfish, and relatives), and sponges don't have blood.
