Evaluation · Q5
Q.The location and numbers of malpighian tubules in Periplaneta.
(a) At the junction of midgut and hindgut, about 150.
(b) At the junction of foregut and midgut, about 150.
(c) Surrounding gizzard, eight.
(d) At the junction of colon and rectum, eight.
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Start your 14-day free trial to unlock the full solution →Step 1. The Malpighian tubules are thin, long, yellow, filamentous excretory structures found in the cockroach's hindgut region.
Step 2. They are specifically attached at the junction where the midgut (mesenteron) meets the hindgut, arranged in 6-9 bundles.
Step 3. Their number is given as roughly 100-150 tubules, which matches "about 150" in option (a). …
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