Phylum Annelida
If body arrangement of an organism is segmental, process is known to be:
segmentation
segmental body
metamerism
segments
metamerism
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Polychaeta is largest class of phylum annelids that includes nearly:A. 5500 species
B. 60,000 species
C. 5300 species
D. 4900 species
In metameric animal, specialization of body region is called:
A. segmentation
B. tagmatization
C. tegument
D. testa
Most distinctive characteristic of class Polychaeta, presence of lateral extension, named as:
A. protostome
B. parapodia
C. foot
D. limbs
Size of members of class Polychaeta ranges from 5 cm to:
A. 50 cm
B. 100 cm
C. 10 cm
D. 11 cm
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