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Which among the following is incorrect about Porifera?

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in Biology – Class 11 by (272k points)
Which among the following is incorrect about Porifera?

(a) The name Porifera comes from the pores present on the surface of the sponges

(b) A hard and protective skeleton made up of spongin or spicules supports the body

(c) Development of embryo takes place through an intermediate larval stage

(d) The digestive system in Porifera is incomplete

The question was asked in an interview for internship.

Asked question is from Classification of Animal Kingdom into Different Phylum-1 in section Animal Kingdom of Biology – Class 11

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Correct choice is (d) The digestive system in Porifera is incomplete

The best explanation: The name Porifera comes from the pores present on the surface of sponges. A hard and protective skeleton made up of sponging or spicules supports the body. Development of embryo takes place through an intermediate larval stage. The digestive system in Porifera is absent.

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