Choose the correct pair:

  • A
    Open circulatory system - Annelida
  • B
    Close circulatory system - Protists
  • C
    Open circulatory system - Hemichordata
  • D
    Close circulatory system - Arthropods

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Similar Questions

The larva of animals having a proboscis gland as an excretory organ is:

Hemichordates are:

During a field trip,a student observed a marine organism with a worm-like body. The cylindrical body was divided into a proboscis,collar,and a long trunk. The organism may be . . . . . .

What is the larval form of Hemichordata called?

Which of the following acts as a connecting link between echinoderms and chordates?

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