Question

Which of the following statement is incorrect?

• A. Platyhelminthes has incomplete digestive system.
• B. In coelenterates, the arrangement of cells is more complex.
• C. Nereis is monoecious but earthworms and leeches are dioecious.
• D. Simple and compound eyes are present in the animals of those phylum whose over two-thirds of all named species on earth are arthropods.

Answer 1

Answer: (C)

Nereis is dioecious but earthworms and leeches are monoecious.