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Earn 100

At the junction of midgut and hindgut of cockroach______, is present a ring of 100-150 yellow-colored thin filamentous.
(a)Gastric caecae
(b)Hepatic caecae
(c)Malpighian tubules
(d)Rectal papillae

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Important Questions on Structural Organization in Animals
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Mark the incorrect statement regarding digestive system of cockroach.

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Read the following statements:
(i) Malpighian tubules help in removal of excretory products from haemolymph.
(ii) Midgut of cockroach is broader than hindgut.
(iii) Hindgut is differentiated into ileum, colon and rectum.
(iv) The absorbed nitrogenous wastes by Malpighian tubules are converted into urea which is excreted out thorough midgut.
Which of the above options are correct?

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Haemolymph of cockroach

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Which of the following structures help in excretion in cockroaches?

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The exoskeleton of cockroach has

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Identify the incorrect statement w.r.t. the morphology of cockroach.

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The type of metamorphosis observed in cockroach is
