Question Detail
Question
69. Animals belonging to which phyla, from Porifera to Echinodermata, are classified as non-chordates?
Correct Answer
Option A is the correct answer.
Detailed Explanation
Invertebrate non-chordate phyla extend from Porifera up through Echinodermata and Hemichordata.
Hint
Spans the non-chordate animal phyla from sponges to starfish.