Question

Which of the following is not a characteristic feature of echinodermata? *
1 point
Tube feet for locomotion
Mostly live on land
Spines all over the body
Body star shaped or cylindrical say correctly​

Answer 1

Answer:

A) Echinoderms have a mesodermal skeletal system made of calcareous plates or ossicles. So, endodermal skeletal system is not a characteristic of echinoderms.

B) Echinoderm larvae are bilaterally symmetrical.

C) The larvae of echinoderms are free floating

and anchor down in the adult stages.

D) Water vascular system is a characteristic feature of echinoderms.

So, the correct answer is 'Endodermal skeletal system'.

Answer 2

Answer:

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