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Diversity in Living Organisms — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceDiversity in Living Organisms1 Mark
MCQ
The phylum of sedentary animals is:
  • A
    Mollusca.
  • B
    Echinodermata.
  • ✓
    Porifera.
  • D
    Both $(a)$ and $(b).$
✓

Answer

Correct option: C.
Porifera.
Phylum Porifera are the lowest multicellular animals belonging to the kingdom Animalia. The word “Porifera” mainly refers to the pore bearers or pore bearing species. Based on the embryological studies, sponges are proved as animals and are classified into a separate Phylum in the animals.

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