Animal Kingdom
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Questions and Answers

What characterizes the vertebral column and cranium of Cyclostomata?

  • They are cartilaginous (correct)
  • They are completely absent
  • They are bony
  • They are partially bony and partially cartilaginous

    • Which of the following is a characteristic of Tetrapoda?

  • Presence of limbs (correct)
  • Presence of paired fins
  • Presence of gill slits
  • Absence of jaws

    • Which of the following groups of Tetrapoda is most closely associated with water?

  • Reptilia
  • Amphibia (correct)
  • Aves
  • Mammals

    • Which of the following is NOT a characteristic of Gnathostomata?

    <p>Presence of paired limbs</p> Signup and view all the answers

    Which of the following groups of vertebrates is characterized by the absence of jaws?

    <p>Agnatha</p> Signup and view all the answers

    Which of the following is NOT a characteristic feature of Class Mammalia?

    <p>Amphibious lifestyle</p> Signup and view all the answers

    Which of the following mammals is Oviparous according to the text?

    <p>Platypus</p> Signup and view all the answers

    Which of the following mammals is Viviparous according to the text?

    <p>Dog</p> Signup and view all the answers

    Which of the following mammalian characteristics is unique to birds and reptiles but not present in mammals?

    <p>Laying of eggs</p> Signup and view all the answers

    Which of the mammals mentioned can be classified as a Homoiothermous organism?

    <p>Camel</p> Signup and view all the answers

    In terms of adaptation to habitats, which mammal is most likely to be found in Polar ice caps according to the text?

    <p>Blue Whale</p> Signup and view all the answers

    What organ present in reptiles is directly involved in shedding their scales?

    <p>Oil gland</p> Signup and view all the answers

    Which class of animals possesses fully ossified and pneumatic endoskeleton?

    <p>Birds</p> Signup and view all the answers

    Which of the following is a characteristic feature of class Aves?

    <p>Possess scales in hind limbs</p> Signup and view all the answers

    In reptiles, what mode of locomotion is commonly observed?

    <p>Creeping</p> Signup and view all the answers

    Which of the following animals is an example of oviparous development with direct development?

    <p>Crocodile</p> Signup and view all the answers

    What is the main method of respiration in class Aves?

    <p>Lungs</p> Signup and view all the answers

    Which of the following phyla lacks body segmentation?

    <p>Porifera</p> Signup and view all the answers

    Which of the following features is NOT present in the phylum Arthropoda?

    <p>Radial symmetry</p> Signup and view all the answers

    Which of the following phyla has a water vascular system?

    <p>Echinodermata</p> Signup and view all the answers

    Which of the following phyla has a radial symmetry in adults?

    <p>Echinodermata</p> Signup and view all the answers

    Which of the following features is present in the phylum Mollusca?

    <p>External skeleton shell</p> Signup and view all the answers

    Which of the following phyla has a worm-like body with proboscis, collar and trunk?

    <p>Hemichordata</p> Signup and view all the answers

    Which group of animals lacks jaws?

    <p>Cyclostomata</p> Signup and view all the answers

    What is a unique feature of the central nervous system in Chondrichthyes?

    <p>Ventral and solid</p> Signup and view all the answers

    Which superclass among vertebrates bears fins?

    <p>Pisces</p> Signup and view all the answers

    In which group of animals is the heart positioned ventrally?

    <p>Chondrichthyes</p> Signup and view all the answers

    Which class is known to have a post-anal tail when present?

    <p>Amphibia</p> Signup and view all the answers

    What distinguishes Phylum Chordata from Non-chordates?

    <p>Presence of a notochord</p> Signup and view all the answers

    Which feature is common to all three subphyla of Phylum Chordata?

    <p>Persistence of the notochord throughout life</p> Signup and view all the answers

    In Class Chondrichthyes, what characterizes the circulatory system?

    <p>Ventral heart</p> Signup and view all the answers

    Which of the following is a distinguishing feature of Class Cyclostomata?

    <p>Presence of jaws</p> Signup and view all the answers

    Which group is most closely associated with water among Tetrapoda?

    <p>Amphibians</p> Signup and view all the answers

    What feature is unique to Subphylum Vertebrata?

    <p>Presence of a bony vertebral column</p> Signup and view all the answers

    Which of the following phyla has a pseudocoelom?

    <p>Aschelminthes</p> Signup and view all the answers

    Which level of organisation is characteristic of Cnidaria?

    <p>Tissue</p> Signup and view all the answers

    Which of the following phyla shows radial symmetry in adults?

    <p>Echinodermata</p> Signup and view all the answers

    Which of the following phyla lacks segmentation?

    <p>Cnidaria</p> Signup and view all the answers

    Which of the following phyla has a complete digestive system?

    <p>Annelida</p> Signup and view all the answers

    Which of the following phyla has a circulatory system?

    <p>Arthropoda</p> Signup and view all the answers

    What is the term used to describe the type of segmentation in earthworm where the body is divided into segments with serial repetition of some organs?

    <p>Metameric segmentation</p> Signup and view all the answers

    In which group of organisms is the notochord derived from the mesoderm?

    <p>Chordates</p> Signup and view all the answers

    What is the characteristic of the digestive system in organisms like Aschelminthes to chordates?

    <p>Complete digestive system</p> Signup and view all the answers

    What is the characteristic feature of the body organisation in Echinodermata?

    <p>Radial symmetry in adults and bilateral symmetry in larvae</p> Signup and view all the answers

    Which germ layer is absent in Echinodermata?

    <p>None of the above</p> Signup and view all the answers

    Which of the following is an example of an organism with a notochord-like structure?

    <p>Balanoglossus</p> Signup and view all the answers

    What is the characteristic of the circulatory system in Hemichordata?

    <p>Open type</p> Signup and view all the answers

    What is the characteristic of the digestive system in Echinodermata?

    <p>Complete with mouth on ventral and anus on dorsal side</p> Signup and view all the answers

    Which of the following is a characteristic of segmentation in Hemichordata?

    <p>Segmentation is absent in the body</p> Signup and view all the answers

    Which type of circulatory system involves blood pumped directly from the heart to bathe the cells and tissues?

    <p>Open circulatory system</p> Signup and view all the answers

    In organisms like Aschelminthes, to chordates, what type of digestive system is observed?

    <p>Complete digestive system</p> Signup and view all the answers

    What is the main characteristic of segmentation in organisms like earthworm?

    <p>Metameric segmentation</p> Signup and view all the answers

    Which type of animals possess a notochord, according to the text?

    <p>Chordates</p> Signup and view all the answers

    Based on the presence and absence of blood vessels, what type of circulatory system flows through definite vessels throughout?

    <p>Closed circulatory system</p> Signup and view all the answers

    Which type of classification is based on the absence or presence of segments in the body?

    <p>Segmented and unsegmented</p> Signup and view all the answers

    What is the characteristic of segmentation in organisms like earthworm?

    <p>Serial repetition of some organs</p> Signup and view all the answers

    Which of the following is NOT a characteristic of coelom?

    <p>Present in non-chordates</p> Signup and view all the answers

    Which of the following is an example of an organism with radial symmetry?

    <p>Not mentioned in the text</p> Signup and view all the answers

    What is the characteristic of germ layer organisation in chordates?

    <p>Notochord is derived from the mesoderm</p> Signup and view all the answers

    Which of the following is a characteristic of segmented organisms?

    <p>Serial repetition of some organs</p> Signup and view all the answers

    Which of the following is an example of an organism with a complete digestive system?

    <p>Aschelminthes</p> Signup and view all the answers

    What is the level of organisation characteristic of sponges?

    <p>Cellular level of organisation</p> Signup and view all the answers

    Which type of symmetry is characteristic of adult Echinodermata?

    <p>Radial symmetry</p> Signup and view all the answers

    What is the function of a coelom in animals?

    <p>Acts as a fluid-filled cavity</p> Signup and view all the answers

    Which germ layer is responsible for forming the lining of the digestive system?

    <p>Endoderm</p> Signup and view all the answers

    What is the characteristic of segmentation in animals?

    <p>Repetition of similar parts</p> Signup and view all the answers

    Which level of organisation is characteristic of Coelenterates?

    <p>Tissue level of organisation</p> Signup and view all the answers

    What is the level of organisation where several organs combine to form a system?

    <p>Organ system</p> Signup and view all the answers

    What type of symmetry is found in starfish, where the body can be divided into two identical halves in any plane passing through the centre?

    <p>Radial symmetry</p> Signup and view all the answers

    What type of organisation is found in organisms that do not have a coelom, such as flatworms?

    <p>Acoelomate</p> Signup and view all the answers

    In triploblastic organisation, which three germ layers are present?

    <p>Ectoderm, Mesoderm, Endoderm</p> Signup and view all the answers

    What is the term for the division of the body into identical parts, which are repeated along the length of the body?

    <p>Segmentation</p> Signup and view all the answers

    What type of body cavity is present in organisms like annelids, which is lined externally by mesoderm?

    <p>Eucoelom</p> Signup and view all the answers

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