Anatomy of Cockroach

1: (d) 8 pairs, 2: (c) Malpighian tubules, 3: (a) Ganglion, 4: (a) One pair, 5: (c) 4th to 6th segment, 6: (b) 2nd to 6th segment, 7: (a) Capsules enclosing fertilized eggs, 8: (d) Thirteen rounds, 9: (a) Rana tigrina, 10: (b) Stomach