Questions in diversity-of-life

Select	Question
	Unio have
	Foot is displaced to the neighbourhood of mouth and divided into arms in
	Most mollusc are
	The elephant tusk shell is
	Which one of the following is not a mollusc
	Which among the following is not a class of phylum mollusca
	Which one of the following classes has the maximum economic importance
	Which one of the following is a distinctive character of class Bivalvia of the phylum Mollusca
	Which one belongs to the class of sea here
	Mental, foot and restricted coelom in pericardium, gonads and kidneys are the characters of