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ICSE Class 7 Biology Question 11 of 17

Classification of Animals — Question 16

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Question

Question 7

Given below are sets of four terms. Choose the odd one and write the category of the remaining terms :

  1. Jellyfish, Dogfish, Sea anemone, Hydra
  2. Electric ray fish, Dogfish, Starfish, Shark
  3. Myriapoda, Mammalia, Arachnida, Crustacea
  4. Turtle, Tortoises, Crocodiles, Frog
  5. Sucker, Tube feet, Muscular foot, Fins
Answer

  1. Odd one — Dogfish
    Category of the remaining terms — Coelenterata

  2. Odd one — Starfish
    Category of the remaining terms — Pisces

  3. Odd one — Mammalia
    Category of the remaining terms — Arthropoda

  4. Odd one — Frog
    Category of the remaining terms — Reptiles

  5. Odd one — Fins
    Category of the remaining terms — Locomotory structures in invertebrates