CBSE  /  Class 11  /  Biology  /  Animal Kingdom

  • 1. 
    Radula is found in

  • Pila sp.
  • Chiton sp.
  • Lamellidens sp.
  • Pinctada sp.

  • 2. 
    Sharks, skates, and rays are also called ______ fishes.

  • Jawless
  • Bony
  • Cartilaginous
  • Freshwater

  • 3. 
    Turtles are

  • Arthropods
  • Pisces
  • Reptiles
  • Molluscs

  • 4. 
    The clam nervous system is composed of

  • labial palps
  • one pair of ganglia
  • two pairs of ganglia
  • three pairs of ganglia

  • 5. 
    Choose the correct pair.

  • Hippocampus – 3-chambered heart
  • Rana – 2-chambered heart
  • Crocodilus – 4-chambered heart
  • Pavo – 3-chambered heart

  • 6. 
    Who wrote the book Systema Naturae?

  • Lamarck
  • Darwin
  • Wallace
  • Linnaeus

  • 7. 
    Which of the following statement is correct?

  • Platypus lays eggs
  • Camels have biconcave RBCs
  • Whales respire by gills
  • Bats do not fly

  • 8. 
    Osteichthyes belongs to

  • class amphibia
  • super class pisces
  • super class tetrapoda
  • division agnatha

  • 9. 
    Which one of the following groups of animals is correctly matched with its one characteristic feature without even a single exception?

  • Mammalia : give birth to young ones
  • Reptilia : possess 3-chambered heart with one incompletely divided ventricle
  • Chordata : possess a mouth provided with an upper and a lower jaw
  • Chondrichthyes : possess cartilaginous endoskeleton

  • 10. 
    Which one of the following phylum is characterized by absence of true coelom?

  • Annelida
  • Mollusca
  • Echinodermata
  • Nematoda
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