Members of which phylum exhibit adaptations to widely varied environmental conditions?

  • A
    Annelida
  • B
    Platyhelminthes
  • C
    Echinodermata
  • D
    Mollusca

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Similar Questions

Match the following columns:
Column-$I$ (Animal)Column-$II$ (Genus)
$P$. Sandworm$I$. Nereis
$Q$. Earthworm$II$. Hirudinaria
$R$. Leech$III$. Pheretima

Which of the following is a coelomate animal phylum?

Closed blood vascular system,presence of hemoglobin in the blood,and chitinous setae or parapodia are the characteristics of which phylum?

$A$: The first circulatory system is observed in the phylum Annelida.
$R$: The first true coelom is observed in the phylum Annelida.

Which of the following helps in locomotion?

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