Animal KingdomHard
Question
The nature of exoskeleton in Echinodermata is
Options
A.silicious
B.tunicin
C.calcareous
D.chitinous
More Animal Kingdom Questions
A waxy substance produced by honey bee to repair combs is called...Match list-I with list-II and select the correct answer using the codes given below the lists :- List-I List-II(Name of ...Who has suggested the name ′Platyhelminthes′?...Haemoglobin is found dissolved in blood plasma of...Which one of the following is nonpoisonous?...