Choose the correct combination:

  • A
    $Annelida$ and $Porifera$ are Phyla.
  • B
    $Oligochaeta$ and $Arthropoda$ are Phyla.
  • C
    $Mollusca$ and $Hydrozoa$ are Classes.
  • D
    $Aves$ and $Chordata$ are Classes.

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Similar Questions

The symmetry found in an animal which can be divided into two similar halves by one plane only is:

What is meant by biological symmetry (homogeneity) in the context of animal classification?

Mark the correct answer regarding the given diagram:

Identify the correct labeling sequence for the given figure $A$.

$A$ true coelom is a body cavity which is lined by layers of ............ on both sides.

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