CBSE  /  Class 9  /  Science  /  Diversity in Living Organisms

  • 1. 
    Which is not an aquatic animal?

  • Hydra
  • Jelly fish
  • Corals
  • Filaria

  • 2. 
    Amphibians do not have the following

  • Three-chambered heart
  • Gills of lungs
  • Scales
  • Mucus glands

  • 3. 
    Which of the following is not a criterion for classification of living organisms?

  • Body design of the organism
  • Ability to produce one’s own food
  • Membrane bound nucleus and cell organelles
  • Height of the plant

  • 4. 
    The feature that is not a characteristic of protochordata?

  • Presence of notochord
  • Bilateral symmetry and coelom
  • Jointed legs
  • Presence of circulatory system

  • 5. 
    The locomotory organs of Echinodermata are

  • tube feet
  • muscular feet
  • jointed legs
  • parapodia

  • 6. 
    Corals are

  • Poriferans attached to some solid support
  • Cnidarians, that are solitary living
  • Poriferans present at the sea bed
  • Cnidarians that live in colonies

  • 7. 
    Who introduced the sytem of scientific nomenclature of organisms?

  • Robert Whittaker
  • Carolus Linnaeus
  • Robert Hooke
  • Ernst Haeckel

  • 8. 
    Two chambered heart occurs in

  • crocodiles
  • fish
  • aves
  • amphibians

  • 9. 
    Skeleton is made entirely of cartilage in

  • Sharks
  • Tuna
  • Rohu
  • None of these

  • 10. 
    One of the following is not an Annelid?

  • Nereis
  • Earthworm
  • Leech
  • Urchins
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