Animal Kingdom Question 997
Question: Sponges are [Bihar MDAT 1989]
Options:
A) Diploblastic
B) Monoblastic
C) Triploblastic
D) Tetrablastic
Show Answer
Answer:
Correct Answer: A
Solution:
Sponges are diploblastic animal.
Body wall is with outer pinacoderm (ectoderm), inner choanoderm (endoderm) and gelatinous noncellular mesenchyma in between.