Question

Which of the following characteristics is/are common in animals belonging to Platyhelminthes, Coelenterata, Echinodermata, Mammalia, and Amphibia?

• A. Coelom
• B. Symmetry
• C. Appendages
• D. None of the above

Answer 1

The correct option is D None of the above

	Coelom	Symmetry	Appendages
Coelenterata	Absent	Radial symmetry	Tentacles are present
Platyhelminthes	Absent	Bilateral symmetry	Absent
Echinodermata	Present	Symmetry in many planes	Arms with tube feet
Amphibia	Present	Bilateral symmetry	Limbs are present
Mammalia	Present	Bilateral symmetry	Limbs are present

Here, we can see that none of the characteristics is common in animals belonging to the phylum mentioned above,

So, the correct answer is option D.