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Which of the following system/s is/ are absent in Platyhelminthes?
a) digestive                 
b) respiratory
c) transport                 
d) both b and c

d

Round worms belong to…….
a) phylum porifera     
b) phylum cnidaria
c) phylum platyhelminthes     
d) phylum aschelminthes

d

Which of the following includes segmented worms?
a) phylum porifera     
b) phylum annelida
c) phylum platyhelminthes     
d) phylum aschelminthes

b

Organ of locomotion in Echinoderms are
a) cilia                         
b) tube feet
c) flagella                   
d) jointed leg

b

Which of the following shows the characters of echinoderms and chordates?
a) protochordata         
b) urochrodata
c) hemichordate        
d) arthropoda

c

Most of the osteichthyes fishes are……..
a) oviparous              
b) viviparous
c) ovoviviparous         
d) none of these

a

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