Phylum Mollusca: Class Polyplacophora
A ladder-like nervous system is known as:
neurons
impulses
nerve cords
radula
nerve cords
Related posts
A linear series of gills are present in polyplachophorans on either side of the:A. foot
B. shells
C. body
D. visceral organs
Chitons are tough to chew and hard to collect with a
A. fishy flavor
B. salty flavor
C. sour flavor
D. sweet flavor
Which food most of chitons depend on?
A. algae
B. calcium
C. salts
D. mineral deposits
Most common member of class Polyplacophora is:
A. octopus
B. cuttle fish
C. chitons
D. snails
In Polyplacophora, process of fertilization is:
A. internal
B. external
C. vary
D. all of above
Leave a Reply