Which of the following Phylum arealso called flatworms?A. Mollusca      B. ChordataC. Ctenophora  D. Platyhelminthes

Q: Four of the five features listed below are characteristic of cnidarians. Select the exception. a.…

A: Cnidarians is a phylum of Kingdom Animalia. In this phylum, aquatic animals are present which lives…

Q: A barnacle is a shelled______ . a. arthropod c. cephalopod b. gastropod d. crustacean

A: The group of eukaryotic, multicellular, and heterotrophic organisms is classified under the kingdom…

Q: a) The cocoon in the earthworm is produced by the b) Most annelids possess tiny bristles called c)…

A: Note: As per Bartleby Guidelines For Remaining Answers Please Repost The Question. Introduction:…

Q: The two phyla in the Deuterostomia are a. Arthropoda and Nematoda. b. Brachiopoda and…

A: The Deuterostoma is one of the major groups, a superphylum in the animal kingdom. They belong to…

Q: This limb is found in a member of kingdom animalia. The class/group that this limb matches to is: a)…

A: Limbs are appendages used for locomotion. Porifera stay attached to a substrate and don't move.…

Q: Which of the following combinations of phylum anddescription is incorrect?(A)…

A: All animals are classified under the kingdom Animalia. They are multicellular, heterotrophic and…

Q: What class under Platyhelminthes contains proglottis ? a)Nematoda b) cestoda c) plasmodium d)

A: Answer is c.) cestoda.

Q: A- The animals above are members of EE Rp A. Echinodermata B. Hemichordata C. Pterobranchia D. A & B…

A: Answer: The animals above are members of - E) B&C. The animals are belong to phylum-…

Q: Cnidocytes are found in _____. a. phylum Porifera b. phylum Nemertea c. phylum Nematoda d. phylum…

A: There is a great diversity of organisms in the Kingdom Animalia. It is further divided into several…

Q: Flatworms (platyhelminthes) possess a O A. metanephridial system B. protonephridial system O C.…

A: Flatworms are unsegmented organisms that are bilaterally symmetrical and are acoelomates. They have…

Q: Stalked jellyfishes" belong to which class?    A. Staurozoa B. Scyphozoa C. Anthozoa D.Hydrozoa E.…

A: Stalked Jellyfishes are the sole living members of Class Staurozoa.

Q: The distinction between sponges and other animal phyla is based mainly on the absence versus the…

A: Answer is d.)  tissues.

Q: Which group of flatworms are primarily external parasites of fish?a. monogeneansb. trematodesc.…

A: The flatworms are acoelomates that can be either parasitic or free-living. The free-living forms act…

Q: Trochophore larvae are characteristic of (a) arthropods (b) cnidarians (c) flatworms (d) mollusks…

A: Answer is d.)  mollusks.

Q: Serial segmentation is a key characteristic of which of the following phyla? a. Mollusca b.…

A: The organisms of the ecosystem have significant properties. Depending upon the different features of…

Q: The sister taxon of the Chordata is the _____. a. Mollusca b. Arthropoda c. Ambulacraria d. Rotifera

A: All living organisms are classified based on their internal and external features. The science of…

Q: a ECHINODERMATA B b E MOLLUSCA F NEMATODA A CNIDARIA d

A: Metazoa or animals are multicellular eukaryotic organisms that are included in the Animal kingdom.…

Q: write and explain 5 industrial importance of earthworms.

A: Introduction  Soil ecosystem is an example of complex ecosystem as it contains a lot of living,…

Q: Name two ways in which the roundworms areanatomically similar to the arthropods.

A: The kingdom “Animalia” has several phyla (taxonomic rank: phylum). The organisms of this kingdom are…

Q: write a short conclusion about  Platyhelminthes Nematoda and Annelida

A: Platyhelminthes/ Flatworms:- They are soft bodied, flat invertebrates, most of which are parasitic…

Q: Flatworms (platyhelminthes) possess a a. metanephridial system  b. protonephridial system c.…

A: Platyhelminthes are flatworms having many classes of triploblastic and are acoelomate flatworms that…

Q: A mantle and mantle cavity are present in _____. a. class Oligochaeta b. class Bivalvia c. class…

A: The animal kingdom is separated into several phyla due to the different anatomical and physiological…

Q: What organisms can survive without a mouth, digestive system, oranus?a. cnidarians  b. rotifers  c.…

A: Most of the animals have complete digestive system. The food is taken by mouth and waste is excreted…

Q: A ciliated feeding structure in the larval stage is a characteristic of aa. trochozoan.b.…

A: The systematic classification of animals is necessary for the purposes of identification and…

Q: The function of the contractile vacuole in many freshwater protozoans is to: a) aid in mechanical…

A: Sponge cells and freshwater protozoans have contractile vacuoles as organelles. The bubble-like…

Q: You find a flatworm during a field trip and discover that the embryos undergo spiral cleavage. What…

A: The daughter cells are positioned in the grooves of the parent cells in a spiral division. The…

Q: Which of the following worms deposit their eggs in the perianal folds? a)tapeworms b)liver fluke…

A: These are all human parasitic nematodes or trematodes.

Q: Earthworms are most closely related to________ . a. tapeworms c. planarians b. roundworms d. leeches

A:

Q: Why are flatworms called acoelomates

A: Flatworms belongs to the phylum Platyhelminthes. They are unsegmented, bilaterally symmetrical…

Q: Which invertebrate phylum includes the most species?a. mollusks c. arthropodsb. roundworms d.…

A:

Q: Are all flatworms parasite? What are some of the special adaptations seen in the parasitic classes…

A: About 80% flatworms parasitic in nature. Parasitic adaptation  enhance the survival and reproduction…

Q: How should this animal be classified? A Arthropoda C Mollusca B Annelida D Platyhelminthes

A: A dichotomous key is a useful scientific tool for identifying various organisms based on their…

Q: What type of a body plan doescoelenterates, ctenophores andechinoderms have?A. Annelida…

A: The animals are the most abundant living organism that are found in almost every habitat. They have…

Q: Which phylum is characterized by a "tube within a tube" structure? O Echinodermata Mollusca…

A: Tube within a tube phenomenon is referred to only one opening for ingestion and one opening for…

Q: A mantle and mantle cavity are present in: a. phylum Echinodermata. b. phylum Adversoidea. c. phylum…

A: The animals that lack backbone or ‘vertebral column, are called the ‘Invertebrates’. The group…

Q: Turbellaria are flatworms that have most of their body filled with: O a. Alarge complex reproductive…

A: Turbellaria belongs to phylum Platyhelminthes and they are so named because they create turbulence…

Q: A friend or family member knows that you are taking Invertebrate Zoology and they ask you how they…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: The only members of Phylum Mollusca that have a radula are the gastropods (True/False)?

A: The radula is an anatomical structure used by molluscs for feeding. It is analogous to the tongue.…

Q: Sexual reproduction in cnidarians may be carried out by which body form

A: Cnidarians are the aquatic invertebrate animal from the phylum Cnidaria. Cnidarians have two body…

Q: Which earthworms have a clitellum?a). adultsb). juvenilesc). juvenile femalesd). malese). adult…

A: Annelids are included under the sub kingdom eumetazoa and is characterized by bilateral symmetry and…

Q: Which is the only one example ofMollusca Phylum?A. Locust     B. ButterflyC. Scorpion    D. Octopus

A: Invertebrates are animals that neither possess nor develop a vertebral column (commonly known as…

Q: Nereis, Pheretima (Earthworm) andHirudinaria (blood sucking leech) areexamples of which Phylum:A.…

A: Nereis is a genus of polychaete worms in the family Nereididae. It comprises many species, most of…

Q: Taenia (Tapeworm), Fasciola (Liverfluke) are examples of which Phylum?A. Coelenterata…

A: Among the given options, option (B) is the most appropriate one. Both of the above-mentioned…

Q: 6. The Phylum Platyhelminthes includes: A. Roundworms B. Earthworms C. FlatwormsV D. Heartworms

A: Members of Platyhelminthes can be found free or can be parasites.

Classification of Marine Organisms

Classification is a way of categorizing organisms that enables an easy process of identification of such organisms. All living things are classified by grouping them under specific categories. The grouping is done based on the close relativeness of the organisms. The classification tool requires knowledge of characteristics, differences, and similarities between different organisms.