CBSE  /  Class 9  /  Science  /  Diversity in Living Organisms

  • 1. 
    Find out incorrect sentence:

  • Protista includes unicellular eukaryotic organisms
  • Whittaker considered cell structure, mode and source of nutrition classifying the organisms in five kingdoms
  • Both Monera and Protista may be autotrophic and heterotrophic
  • Monerans have well defined nucleus

  • 2. 
    Which among the following produce seeds?

  • Thallophyta
  • Bryophyta
  • Pteridophyta
  • Gymnosperms

  • 3. 
    Which one is a true fish?

  • Jellyfish
  • Starfish
  • Dogfish
  • Silverfish

  • 4. 
    Which among the following is exclusively marine?

  • Porifera
  • Echinodermata
  • Mollusca
  • Pisces

  • 5. 
    In which group of animals, coelom is filled with blood?

  • Arthropoda
  • Annelida
  • Nematoda
  • Echinodermata

  • 6. 
    Elephantiasis is caused by

  • Wuchereria
  • Pinworm
  • Planarians
  • Liver flukes

  • 7. 
    Which one is the most striking or (common) character of the vertebrates?

  • Presence of notochord
  • Presence of triploblastic condition
  • Presence of gill pouches
  • Presence of coelom

  • 8. 
    Find out the false statement.

  • Aves are warm-blooded, egg laying and have four-chambered heart.
  • Aves have feather covered body, forelimbs are modified as wing and breathe through lungs.
  • Most of the mammals are viviparous.
  • Fishes, amphibians and reptiles are oviparous.

  • 9. 
    Pteridophyta do not have

  • root
  • stem
  • flowers
  • leaves

  • 10. 
    Identify a member of porifera

  • Spongilla
  • Euglena
  • Penicillium
  • Hydra
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