EXERCISES 1. Answer in one word or one line. (i) Give the common name of Periplanata americana. (ii) How many spermathecae are found in earthworm? 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?
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(i) The common name of Periplaneta Americana is the American cockroach. (ii) Four pairs of spermathecae are present in earthworms. They are located between sixth and the ninth segments. They help in receiving and storing the spermatozoa during copulation.
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(i) The common name of Periplaneta Americana is the American cockroach. (ii) Four pairs of spermathecae are present in earthworms. They are located between sixth and the ninth segments. They help in receiving and storing the spermatozoa during copulation
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