All flat worms differ from all round worms in having …………. (DPMT 2009)
A. triploblastic body
B. solid mesoderm
C. bilateral symmetry
D. metamorphosis in the life history
Answer:B
All flat worms differ from all round worms in having …………. (DPMT 2009)
A. triploblastic body B. solid mesoderm C. bilateral symmetry D. metamorphosis in the life history