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: The rhynchocoel is a ________. a. circulatory system b. fluid-filled cavity c. primitive excretory…
A: Step 1 The phylum Nemertea, also termed as ribbon worms are unique due to the presence of a…
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A: The group of eukaryotic, multicellular, and heterotrophic organisms is classified under the kingdom…
Q: Which is/are charactersitic of scyphozoans? O A. oral arms B. medusa stage only O C. scyphistoma D.…
A: INTRODUCTION Scyphozoans They are true jelly fish comes under phylum cnideria.
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A: Limbs are appendages used for locomotion. Porifera stay attached to a substrate and don't move.…
Q: Which of the following is responsible for the process of filter feeding in a sponge? a. flame cells…
A: Filter feeding is the aquatic feeding method in that animals takes various small pieces of prey at a…
Q: Animal having a coelom gives the advantage of: O a. It allows more efficient sense organs. O b. It…
A: A fluid-filled hollow cavity present in many living organisms is called coelom. It functions as a…
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A: Lobsters are a group of crustaceans which are commercially important because they are consumed as…
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A: Answer: The animals above are members of - E) B&C. The animals are belong to phylum-…
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A: There is a great diversity of organisms in the Kingdom Animalia. It is further divided into several…
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: Cnidocytes (a) are characteristic of sponges (b) are found among cells lining the gastrovascular…
A: The group of eukaryotic and multicellular organisms that are heterotrophic and belong to the kingdom…
Q: Which characteristic(s) account(s) for the success of arthropods? a. jointed appendages b.…
A: Arthropoda is the family that is known to exhibit segmentation to a very high degree.
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A: Vertebrate includes all species of animals within the vertebrata subphylum. These represent the…
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A: Answer is d.) mollusks.
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A:
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A: Cnidarians are the animals which belongs to the phylum cnidarian which under the kingdom animalia…
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A: Answer is C) secrete many chambered tests with pores through whivh cytoplasmic extensions project.
Q: Distinguish between (a) radial and bilateral symmetry; (b) blastula andgastrula; (c) direct and…
A: (a) radial and bilateral symmetry - Bilateral symmetry is where the left and the right sides of the…
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A: Animal Kingdom is a diverse group, including organisms ranging from non-motile simple sponges to…
Q: completely wraps the cavity is called: a) coelom b) pseudocoelom c) acoelom d) Archenteron e)…
A: 5th answer is b
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A: Arthropods are the large invertebrate group. Insects, millipedes, shrimps, centipedes, and, crabs…
Q: Nematodes (roundworms) differs from an earthworm in that: O a. Nematodes have no body cavity. O b.…
A: Invertebrates are organism that do not posses a vertebral column throughout their life. They are…
Q: Both cartilaginous and bony fishes have_ a. jaws d. a swim bladder b. a bony skeleton e. a…
A: The name vertebrate comes from the Latin word vertebrae, which refers to the spine's bones. Animals…
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: What is the excretory/osmoregulatory organ of mollusks? a. Flame cells b. Malpighian tubules c.…
A: Mollusca is the second largest invertebrate phylum, after arthropoda. It contains about 1, 00, 000…
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 structure stops large particles from going into the cephalochordates pharynx? A. mucous net…
A: Answer :- Correct Answer is option B
Q: Cnideria
A: Answer is option E. Aside from sponges, all animal phyla have a digestive tract, or gut. Cnidaria…
Q: Animal having a coelom gives the advantage of: O a. It allows more efficient sense organs. O b. It…
A: The study of biology that deals with the structure, function, evolutionary classification and…
Q: Which phylum of animals has a water vascular system connected to tube feet? O Chordata Echinodermata…
A: Kingdom Animalia contains all animals. It is the largest kingdom of Animalia as compared to other…
Q: An animal whose blastopore develops into a mouth and the second opening into the anus can be called…
A: Need to find the name of second opening in anus for the animals whose blastopore develops into a…
Q: Tapeworms differ from other flatworms in that for movement: O a. They have well-developed muscles…
A: Tapeworm have pair of suckers that can attach and release Tapeworms has two distinct classes of…
Q: Both cartilaginous and bony fishes have______ . a. jaws d. a swim bladder b. a bony skeleton e. a…
A: The term vertebrate is derived from the word vertebrae, which refers to the bones that make up the…
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: Pretend you find a clam-like thing with two shells, about 1 inch across. You open it and see a large…
A: Answer B. Brachiopod
Q: Which is INCORRECT about sea urchins? A. Spines are movable B. Secondary spine is shorter a d solid…
A: Sea Urchins are echinoderms having a spiny outer structure. They move with the help of tube feet…
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: Feeding rosettes can be observed on the surface of the sediment and are formed by A. suspension…
A: E. Deposit feeding echinoids.
Q: In which of the following aspects are nematodes more complex than flatworms? a. External…
A: Nematodes are also known as round worms. Flatworms belong to phylum platyhelminthes.
Q: An animal whose development is marked by radial cleavage and enterocoely is ________. a. a…
A: Kingdom Animalia contains all animals. It is the largest kingdom of Animalia as compared to other…
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.
Q13
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- In arthropods, the tracheal system isa. a unique set of structures that function in ingestion and digestion offood.b. a series of branching tubes extending into the body that allow for gasexchange.c. a series of tubules that allow waste products in the blood to bereleased into the digestive tract.d. the series of ommatidia that form the compound eye.e. none of the above.1. Choanocytes are present ina. Excurrent canalsb. Incurrent canalsc. Radial canalsd. Spongocoel 2. Free living platyhelminthic forms belong to the classa. Trematodab. Turbellariac. Nematodad. Cestode 3. Flame cells are associated with excretory organs ofa. Schistosomab. Dracunculusc. Ancylostomad. AscarisSegmentation in the earthworm is not exemplified bya. body rings.b. coelom divided by septae.c. setae on most segments.d. nephridia interior in most segments.e. tympanum exterior to segments.
- In which of the following aspects are nematodes more complex than flatworms? a. External cephalization b. None among the other choices c. Musculature of the body wall d. All of the other choices (except "None among....") e. Osmoregulatory and excretory systemsWhich of the following characteristics are unique to a ctenophore? Do not possess nematocysts; A swim by using comb plates. Possess nematocysts; swim by В using comb plates. Have adhesive cells, or C colloblasts, for capturing food. D Both a and c. Both b and c.I. Differentiate the following according to their general characteristics: a. Nematodes b. Cestodes c. Trematodes
- Turbellaria are flatworms that have most of their body filled with: O a. Alarge complex reproductive system. O b. Branching digestive system. O c. Excretory system. O d. Muscles for swimming. e. Extensive respiratory system.Which of the following Phylum arealso called flatworms?A. Mollusca B. ChordataC. Ctenophora D. Platyhelminthesstion Tapeworms differ from other flatworms in that for movement: O a. They have well-developed muscles for active movement. ered O b. They can attach by hooks and a ring of suckers, but otherwise have little activity. ed out of O c. They permanently glue themselves in a fixed position. O d. They have a pair of suckers that can attach and release. ag question O e. They move slowly by passing waves of muscular contraction along their body. uestion 12 The cork camblum: O a. Is a thick protective layer. ot yet O b. Forms a layer around the xylem. O c. Transports air. d. Is only found in roots. nswered Marked out of 100 Flag question Forms a layer under the epidermis. Oe.
- Nematodes (roundworms) differs from an earthworm in that: O a. Nematodes have no body cavity. O b. Nematodes are all parasitic. Nematodes have no head or eyes. d. Nematodes move using leg-like projections of the body. O e. Nematodes have no circular muscles.7. The embryos, oncospheres of taenia saginata are releasedin thea. Liver of cattleb. Liver of manc. Intestine of a cattled. Digestive tract of a man 8. Sponges showa. Protoplasmic level of organizationb. Cellular level of organizationc. Tissue level of organizationd. None of these 9. Scolex is a characteristic ofa. Trematodab. Annelidac. Cestoded. TurbellariaLancelets (Cephalochordates) feed on: O a. Sea weeds (algae). O b. Bacteria and dead organic particles. Oc. Annelid worms on the sea bottom. O d. Hydrozoa. Oe. Fish.
