What is the difference between direct and indirect development? Explain.

  • A
    Direct development involves a larval stage.
  • B
    Indirect development involves a larval stage.
  • C
    Direct development occurs only in plants.
  • D
    Indirect development occurs only in mammals.

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Similar Questions

Given are the four matches of phyla with their characteristic cells:
$A$. Coelenterata - Nematocytes
$B$. Porifera - Choanocytes
$C$. Ctenophora - Solenocytes
$D$. Platyhelminthes - Nephrocytes
Mark the option that has both correct matches.

Choose the correct option.

Sea Anemone and Sea Lily belong to which phyla respectively?

Which of the following organisms exhibit either internal or external fertilization?

In which of the following animal groups are all types of symmetry (asymmetry,radial symmetry,and bilateral symmetry) observed?

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