Multiple Choice
The water vascular system of echinoderms
A) functions as a circulatory system that distributes nutrients to body cells.
B) functions in locomotion and feeding.
C) is bilateral in organisation, even though the adult animal is not bilaterally symmetrical.
D) moves water through the animal's body during filter feeding.
Correct Answer:

Verified
Correct Answer:
Verified
Q7: Which of the following is most likely
Q12: Arthropod exoskeletons and mollusc shells both _.<br>A)
Q40: Echinoderms show enormous diversity in which of
Q44: The sharp, 2 centimetre-long thorns of the
Q45: Toilets are a modern convenience that people
Q46: What would be the most effective method
Q47: Aphids are Hemiptera that suck phloem liquid
Q50: Aphids are Hemiptera that suck phloem liquid
Q52: The sea slug Pteraeolidia ianthina can harbour
Q54: The phylum Cycliophora was discovered in 1995.