Hydras belong to the phylum Coelenterata (also called Cnidaria), which includes corals, sea anemones, and jellyfish.

Which class belongs to the phylum Coelenterata?

Coelenterates are classified into three different classes: Anthozoa. Hydrozoa. Scyphozoa.

What are Coelenterates give one example?

The Phylum Coelenterata consists of marine organisms that have a body that is radially symmetrical and a mouth that has sensory tentacles that help in capturing prey easily. Other animals belonging to the Phylum Coelenterata are hydra, comb jellies, true jellies, sea pens, coral animals, sea anemones and more.

Which of the following does not belong to phylum Coelenterata?

Sea cucumber is an echinoderm from the class Holothuroidea as it has a spiny skin. They are marine animals and have an elongated body with branched gonad. Whereas sea pen or sea feather and sea fan are the Coelenterates. Thus, the correct answer is option C.

Which of the following characters is related to phylum Coelenterata?

A sea anemone is a member of Phylum Coelenterata. It has a symbiotic relationship with the clownfish. Some of the other animals that belong to this phylum include coral animals, true jellies, sea pens, comb jellies, hydra, etc. Let us learn about these fascinating creatures.

Kingdom Animalia: Phylum Coelenterata

40 related questions found

Is Coelenterata and Cnidaria same?

cnidarian, also called coelenterate, any member of the phylum Cnidaria (Coelenterata), a group made up of more than 9,000 living species. Mostly marine animals, the cnidarians include the corals, hydras, jellyfish, Portuguese men-of-war, sea anemones, sea pens, sea whips, and sea fans.

What is polyp and medusa?

There are two basic cnidarian body shapes: a polyp form, which is attached to a surface; and an upside-down free-floating form called a medusa. Some cnidarians change form at different phases of their life cycle, while others remain in one form for their entire life.

Which of the following does not belong to the phylum Cnidaria?

These animals are echinoderms , they do not belong to the phylum Cnidaria.

Which is not a Coelenterate?

"Which one is not a coelenterate?" Sea Pen.

What is meant by phylum Coelenterata?

Coelenterata is a term encompassing the animal phyla Cnidaria (coral animals, true jellies, sea anemones, sea pens, and their allies) and Ctenophora (comb jellies). ... Some examples are corals, which are typically colonial, and hydra, jelly fish and sea anemones which are solitary.

What are four features of phylum Coelenterata?

Phylum Coelenterata (Cnidaria) Characteristics

• They are aquatic, mostly marine except few freshwater forms like the hydra.
• They are multicellular with tissue grade of organization.
• They are solitary or conical. ...
• Individuals are radially or biradially symmetrical about a longitudinal oral-aboral axis.

Why are Coelenterates called Diploblastic animals?

Coelenterates animals have two layers of cells. ... Due to the presence of two layers, they are called diploblastic animals.

Why is Coelenterata also called Cnidaria?

Phylum Coelenterata is also known as Cnidaria due to the presence of cnidoblasts or cnidocytes on the tentacles and body surface. They contain stinging capsules called nematocysts.

Which does not belong to phylum platyhelminthes?

Option A: Roundworm body looks hard so it does not come under the phylum platyhelminthes. It also has a body cavity. It has a complete digestive system and a simple nervous system. So it is the correct answer because characteristics aren't related to phylum.

Are starfish cnidarians?

The phylum Cnidaria (pronounced nid-AIR-ee-ah) contains approximately 9000 living species worldwide. ... A common example of radial symmetry is the sea star (a member of the Echinoderm phylum) or the anemone, a Cnidarian (seen below). The Cnidarians include the hydroids, jellyfish, anemones, and corals.

Which of the following animals is not a Cnidarian?

Mostly marine animals, the cnidarians include the corals, hydras, jellyfish, Portuguese men-of-war, sea anemones, obelia, sea pens, sea whips, and sea fans. While Beroe belongs to the phylum Ptenophora. So, the correct option is 'Beroe'.

What phylum are anemones in?

The class Anthozoa (under the phylum Cnidaria) includes corals, anemones, sea pens and seafans.

Which of these does not belong phylum echinodermata?

Chiton belongs to the phylum Mollusca, and it does not belong to the phylum Echinodermata. Hence this is the correct answer. Chiton is an animal that does not belong to the phylum Echinodermata.

What is medusa in Cnidaria?

medusa, in zoology, one of two principal body types occurring in members of the invertebrate animal phylum Cnidaria. It is the typical form of the jellyfish. The medusoid body is bell- or umbrella-shaped. Hanging downward from the centre is a stalklike structure, the manubrium, bearing the mouth at its tip.

What is polip?

A polyp is a projecting growth of tissue from a surface in the body, usually a mucous membrane. Polyps can develop in the: colon and rectum. ear canal. cervix.

What is polyp in Cnidaria?

polyp, in zoology, one of two principal body forms occurring in members of the animal phylum Cnidaria. The polyp may be solitary, as in the sea anemone, or colonial, as in coral, and is sessile (attached to a surface). ... The lower end of the polyp typically is adapted for attachment to a surface.

What animals are in the class Hydrozoa?

The Hydrozoa is a subgroup of cnidarians containging approximately 3700 species. It is a diverse group with a variety of life cycles, growth forms, and specialized structures. Like many cnidarians, hydrozoans have both polyp and medusa stages in their life cycle.