Question

24. How many spermiathecae are found in earthworm?
25. What is the position of ovaries in Cockroach?
26. How many segments are present in abdomen of cockroach?
anchuma collenchymas Scleronchyma​

Answer 1

Answer:

25)The female reproductive system of cockroach consist of two large ovaries lying laterally in the2nd-6th abdominal segment.each ovary is formed of a group of eight ovarian tubules or ovarioles containing a chain of ova.

26) The adult common species of cockroach Periplaneta americana are about 34-35 mm long with wings that extend beyond the tip of the abdomen in males.The entire body is covered by hard chitinous exoskeleton. No of segments are not so important but various body located in which segment is important.

24) four pairs of spermathecae are present in 6th-9th segments.