Question

1: give the common name of periplanata Americana

Answer 1

The most accurate answer is:
1). Cockroaches 

2). 4 pair of spermathecae are found in earthworm 

Answer 2

The common name of the periplaneta Americana is the American cockroach.

There are four pairs of spermathecae in earthworms. These pairs are found between the sixth and ninth segments of the earthworms, at the front of the body.