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Select the INCORRECT statement from the following.  (A) Head of cockroach is formed by the fusion of six segments.

Monjur Alahi

Select the INCORRECT statement from the following. 

(A) Head of cockroach is formed by the fusion of six segments.

(B) In cockroach, anus is present on ventral side of 10th segment. 

(C) In cockroach, heart has 22 chambers. 

(D) Cockroach has open type of circulatory system.


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Salim Ahmed Kawsar

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The correct answer is (C) In cockroach, heart has 22 chambers.

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1. The head of cockroach is formed by fusion of ________ segments.

1. 6  2. Metathorax  3. 3  4. Pleura  5. Hypopharynx /lingua

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