Which of the following organisms possess an open-type circulatory system?

  • A
    Arthropoda
  • B
    Mollusca
  • C
    Annelida
  • D
    Both $A$ and $B$

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Similar Questions

Match the following animals with their respective phyla and arrange them in the correct order as per the given list of animals: Animals: $Leucosolenia$,$Opalina$,$Planaria$,$Wuchereria$. Phyla: $Aschelminthes$,$Protozoa$,$Porifera$,$Platyhelminthes$.

Which of the following classifications is correct?

Comment upon the habitats and external features of animals belonging to class Amphibia and Reptilia.

Give one example each for an animal possessing placoid scales and that with cycloid scales.

Which of the following is an incorrect pair regarding the classification of organisms?

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