Inner layers of the sponges are made up of which of the following?
Correct answer: D. Choanocytes
- A. Pinacocytes
- B. Choanoderm
- C. Pinacoderm
- D. Choanocytes
Explanation
The inner layer of sponges is made up of choanocytes that are flagellated cells, this layer is called the choanoderm.
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About Kingdom Animalia
Animals are multicellular, heterotrophic eukaryotes whose cells lack cell walls and chloroplasts, with specialised tissues in most groups. Coverage includes body symmetry, tissue layers, coelom, segmentation and levels of organisation, plus major phyla such as Porifera, Cnidaria, Platyhelminthes, Annelida, Arthropoda, Mollusca and Chordata.
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