Answer in one word or one line.  (i) Give the common name of Periplanata americana.(ii) How many spermathecae are found in earthworm?(iii) What is the position of ovaries in cockroach?(iv) How many segments are present in the abdomen of cockroach?(v) Where do you find Malpighian tubules? 
(i) Cockroach (ii) Four pairs (iii) Ovaries in cockroach lie in the 4th, 5th and 6th segments (iv) Ten segments(v) Malphigian tubules are found in insects.
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