| Riddhi drew a classification chart as shown below. |
|
| Now, select the option that correctly identifies the characters X, Y, P or Q. |
A) X is eucoelomic body cavity.
B) P is bilateral body symmetry.
C) Q is radial body symmetry.
D) Y is coelomic cavity lined by mesoderm.
Correct Answer: D
Solution :
In the given classification chart, the characters are as follows: X - Acoelomate i.e., without body cavity Y - Eucoelomic cavity i.e., cavity lined with mesoderm P - Radial symmetry Q - Bilateral symmetry
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