Q.
Examine the figures of diploblastic (i) and triploblastic (ii) organisation in animals given below and identify the labelled parts A to D.
A
B
C
D
(a)
Mesoglea
Ectoderm
Endoderm
Mesoderm
(b)
Endoderm
Mesoderm
Mesoglea
Ectoderm
(c)
Mesoderm
Mesoglea
Ectoderm
Endoderm
(d)
Ectoderm
Endoderm
Mesoglea
Mesoderm
| A | B | C | D | |
|---|---|---|---|---|
| (a) | Mesoglea | Ectoderm | Endoderm | Mesoderm |
| (b) | Endoderm | Mesoderm | Mesoglea | Ectoderm |
| (c) | Mesoderm | Mesoglea | Ectoderm | Endoderm |
| (d) | Ectoderm | Endoderm | Mesoglea | Mesoderm |
Animal Kingdom
Solution: