First slide
Classification of Animals
Question

Which of the following statement/s is/are not correct about the organism depicted in the diagram below?

A. It is an example of Ctenophora.
B. Colloblasts help in feeding.
C. It has eight ciliated comb plates which help in locomotion.
D. Sexes are separate.
E. Reproduction takes place only by sexual means. Fertilization is external with indirect development.
F. Exist both in polyp and medusa stage.

Choose the option in which both the statements are incorrect.

Moderate
Solution

The given diagram is Pleurobrachia of phylum Ctenophora. Sexes are not separate. It does not exhibit polymorphism.

Members of Cnidaria exist in polyp and medusoid forms.

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