Which of the following system/s is/ are absent in Platyhelminthes?
a) digestive
b) respiratory
c) transport
d) both b and c
Round worms belong to…….
a) phylum porifera
b) phylum cnidaria
c) phylum platyhelminthes
d) phylum aschelminthes
Which of the following includes segmented worms?
a) phylum porifera
b) phylum annelida
c) phylum platyhelminthes
d) phylum aschelminthes
Organ of locomotion in Echinoderms are
a) cilia
b) tube feet
c) flagella
d) jointed leg
Which of the following shows the characters of echinoderms and chordates?
a) protochordata
b) urochrodata
c) hemichordate
d) arthropoda
Most of the osteichthyes fishes are……..
a) oviparous
b) viviparous
c) ovoviviparous
d) none of these