Answer to Question #61399 in Biology for bbb

Question

4 Brittle Star is an example of the class
opliuroidea,
echinoidea
crinoides
holothuroidea

5 Which of these is not true of star fish?
They are star shaped
Pedicellaria are present
Water vascular system is not used for gathering food
Possession of specialised jaw-like appendages

6 Vertebrata is a subphylum of the phylum
arthropoda
reptilia
amphibia
chordata

Answer 1

4.Ophiuroidea
5.Water vascular system is not used for gathering food - it is used for manipulation of food
6. chordata