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: Which of the following is NOT present in all Annelids? O complete alimentary canal O coelom O…
A: The annelids, commonly known as ringed worms or segmented worms, are a vast phylum that includes…
Q: Which is not true of both platyhelminths and xenacoelomorphs O possess nephridia O are triploblastic…
A: Invertebrates are creatures that lack a vertebral column (also known as a backbone or spine) due to…
Q: :Cnidaria have no brain, so they Cannot move .a O Cannot chase their food .b O Must be solitary .c O…
A: Need to find cnidaria have no brain , so they related to what performance. Cnidaria has no brain.…
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…
Q: Cells involved in extracellular digestion in cnidarians. O A. enzymatic gland cells B. cnidocytes O…
A: Cnidarians are invertebrates that are also known as coelenterates that belong to the Phylum…
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: Trochophore larvae are characteristic of (a) arthropods (b) cnidarians (c) flatworms (d) mollusks…
A: Answer is d.) mollusks.
Q: What internal structure does this animal use to bring in oxygen and release carbon dioxide? O A.…
A: Dolphins are mammals. They have three ear bones, and they have hair at some point during their life…
Q: Tapeworms differ from other flatworms in that for movement: O a. They have well-developed muscles…
A: Tapeworm: These are invertebrates of class Cestoda, these are parasitic and are around 5.000…
Q: a) List down subclasses of Gastropoda b) Snails are distinguished by an anatomical process known as…
A:
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: hich of the following taxon-character combinations is correct? O Arthropoda, acoleomate Nematoda,…
A: Arthropods are ceolomate Nematodes lack true ceolem Annelida has notochord Tadigradai in many…
Q: If the lateral cilia of ascidian gill bars were removed, which of the following would be likely to…
A: Ascidia is a genus of tunicates in the family Ascidiidae.
Q: Monotremes are very primitive mammals because: O a. They lay eggs. O b. They do not provide milk to…
A:
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: What feature unifies all the classes of annelids Select one: Oa Parapodia Ob. Choanocytes Oc.…
A: The phylum Annelida consists of mainly segmented worms. They have a true coelom, are bilaterally…
Q: The presence of a bony skeleton, an operculum, and a swim bladder areall defining characteristics…
A: The Myxini have a partial cranium (skull) and skeleton is composed of cartilage. The Lampreys lack…
Q: Unlike bony fishes, amphibians havea. ears. b. jaws. c. a circulatory system.d. a heart.
A: The group of eukaryotic organisms that are heterotrophic and multicellular is called animals. There…
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: 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: 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: 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: 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: Which of the following prevent large particles form entering the pharynx of ascidians? a. buccal…
A: Ascidiacea, also known as ascidians, tunicates, and sea squirts, is a polyphyletic class of sac-like…
Q: Match these with the number on the picutres A. stomach B. telson C.…
A: Crayfish is a freshwater crustacean. It also called crawdads, mountain lobster, freshwater lobster,…
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: Among arthropoda, antennae are characteristic of O Insecta O Myriapoda O Crustacea O All of the…
A:
Q: Match each structure with its descriptions. ____ radula a. internal skeleton…
A: Human anatomy and physiology are concerned with how the human body works to keep itself alive and…
Q: If the lateral cilia of ascidian gill bars were removed, which of the following would be likely to…
A: Ascidians, also known as sea squirts or tunicates, are sac-like marine invertebrates filter feeders…
Q: _______function(s) in the movement of cnidarians. a. A hydrostatic skeleton c. Cnidocytes b. Tube…
A: Phylum cnidarian is coelenterates that lack the body coelom (acoelomate). They are marine animals…
Q: Arthropods are distinguished by having an exoskeleton andlacking external cilia. How do these traits…
A: The exoskeleton is the hard chitinous covering that covers the body of insects and prevents it from…
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: The function of pharyngeal gills includes: ( can be more than one anwser) a. gas exchange b.…
A: Chordates have a unique feature: pharyngeal gill slits. In the aquatic environment, they are also…
Q: This class has 1-2 pairs of walking legs O Chelicerata O Crustacea О Нехароda O Myriapoda
A: An arthropod is an invertebrate animal which has an exoskeleton, a segmented body and paired…
Q: Insects that are primitive have a life cycle that differs from advanced insects in that: O a. They…
A: Answer: PRIMITIVE INSECTS = primitive means old and those from early ages. primitive insects are…
Q: If the lateral cilia of pterobranch tentacles are inactivated what would be the likely consequence?…
A: Pterobranchia are marine invertebrates that live in the ocean flower and are small worm-like…
Q: Feeding rosettes can be observed on the surface of the sediment and are formed by A. suspension…
A: E. Deposit feeding echinoids.
Q: Which of the following is/are adaptation(s) to the terrestrial environment in Arthropoda? A.…
A: Arthropods are the jointed legs organisms that lives both on land and water. The organisms from this…
Q: Leuconoid organization in sponges is correlated with large body size small body size minimal surface…
A: Leuconoid is one of three body organization category of sponges. They are most complex and largest…
Q: Feeding rosettes can be observed on the surface of the sediment and are formed by A. suspension…
A: Answer: Feeding rosettes can be observed on the surface of sediment and are formed by - b) some…
Q: Cnidarians only have one opening for a “gut” (gastrovascular cavity) and this slows down their food…
A: Cnidarians are animals that belong to the Cnidaria phylum. Invertebrates make up the majority of the…
Q: Lungfish lack A) Fingers and toes B) Vertebrae C) Choanae D) Jaws
A: Kingdom Animalia contains all animals. It is the largest kingdom of Animalia as compared to other…
Q: Tunicates have pharyngeal slits for: a. Filter feeding. Ob. Catching its prey (as a predator). С.…
A: Tunicates, moreover called urochordates, are an amazingly assorted subphylum of the Chordata, a…
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- Flatworms digest food ___________ a. inside their cells c. in a gastrovascular cavity b. in a gizzard d. in a complete digestive tractWhere are most of the internal organs located in an earthworm? a). along the dorsal surface b). along the ventral surface c). at the posterior end d). at the anterior end e). through the length of the longitudinal axisSegmentation 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.
- Flatworms (platyhelminthes) possess a a. metanephridial system b. protonephridial system c. secretion kidney d. none of theseMatch these with the number on the picutres A. stomach B. telson C. gills D. cephalothorax E. digestive gland F. heart G. cheliped H. antennaeThe presence of a bony skeleton, an operculum, and a swim bladder areall defining characteristics ofa. Myxini. b. lampreys. c. Chondrichthyes. d. bony fishes. e. amphibians.
- _______function(s) in the movement of cnidarians. a. A hydrostatic skeleton c. Cnidocytes b. Tube feet d. Malpighian tubulesBoth cartilaginous and bony fishes have______ . a. jaws d. a swim bladder b. a bony skeleton e. a four-chambered heart c. lungs f. all of the aboveUnlike other coelomate animal phyla, mollusks lacka. segmentation.b. cephalization.c. three primary tissue layers.d. some type of body cavity.
- 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.Phylum: Echinoderm, Class : Asteroidea 1. Ecology. Describe/answer the following for each organism:a. Does it have a complete or incomplete digestive system? How does this animal feed?b. Identify any unique feeding structure• Be sure to use the correct terms to identify any unique feeding structure(s) used by theanimal.For Phylum Echinodermata, Class Crinoidea Ecology. Describe/answer the following for each organism:a. Does it have a complete or incomplete digestive system? How does this animal feed?b. Identify any unique feeding structure• Be sure to use the correct terms to identify any unique feeding structure(s) used by theanimal.
