1
The radula, present in certain molluscs, has the following function:
Secrete the shell
Promote locomotion
Grate the food
2
all of the characteristics below belong to Phylum Mollysca, except:
absence of coelom
presence of gills
presence of mantle
3
arthropods that have a body markedly divided into head, thorax and abdomen, with three pairs of locomotor appendages
arachnida
diplopoda
insect
4
Select the alternative in which the name of the class and the name of an animal that belongs to that class are written.
bivalve-octopuses and nautilus
gastropodes-snails and chiton
bivalve-clams and mussels
5
Determine the alternative that indicates, crustacean, arachnid and insect, in that order.
lobster, scorpion and bee
shrimp, flea and spider
crab, earwig and scorpion
