CBSE  /  Class 11  /  Biology  /  Animal Kingdom

  • 1. 
    Which of the following is a pseudocoelomate?

  • Platyhelminthes
  • Aschelminthes
  • Mollusca
  • Hemi-chordates

  • 2. 
    Which kind of symmetry occurs in sea anemone?

  • Bilateral
  • Radial
  • Asymmetry
  • None of these

  • 3. 
    Phylum that doesnt have a true coelom is

  • Platyhelminthes
  • Annelida
  • Echinoderms
  • Arthropoda

  • 4. 
    Male mosquitoes usually feed on

  • Garbage
  • Human blood
  • Flower sap
  • All of the above

  • 5. 
    Bed Bugs contribute to the spread of

  • Typhoid
  • Yellow fever
  • Typhus
  • Trench fever

  • 6. 
    Which one of the following is NOT a characteristic of phylum Annelida?

  • Ventral nerve cord
  • Closed circulatory system
  • Segmentation
  • Pseudocoelom

  • 7. 
    ______ are devoid of respiratory, excretory and circulatory organs.

  • Threadworms
  • Sponges
  • Tapeworms
  • Liver fluke

  • 8. 
    Fluke infections are diseases of the _______ in humans.

  • Blood
  • Bile
  • Digestive tract
  • Lungs

  • 9. 
    Water-Vascular system is found in

  • Sea-anemone
  • Sea-pen
  • Sea-cucumber
  • Sea-horse

  • 10. 
    Order Rhynchocephalia consists of

  • Tuataras
  • Lizards and snakes
  • Turtles and tortoises
  • Crocodiles, alligators, caimans
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