1.

Question : Read the following characters carefully (a) Organ system level of organisation (b) Sexes are separate (c) Internal fertilization (d) Bilateral symmetry (e)Pseudocoelomate How many animals given below consists of all the characters mentioned above a , b , c , d and e ? Ascaris , Ancyclostoma , Nereis , Earthworm , Taenia , Liver fluke

Answer»

two
three
four
six

Answer :A


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