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Cardiac muscles are

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Important Questions on Animal Tissue

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Body of cockroach is covered by a rigid substance called chitin to prevent water loss, yet this exoskeleton is flexible due to presence of -----------------------.
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Cockroaches exhibit sexual dimorphism. Male cockroach can be distinguished from females by
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In cockroach, elytra or tegmina are articulated to tergites of -------------------.
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Which mouth parts of cockroach act as upper lip and lower lip?
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Here are some details about cockroach, find out the correct match.
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How many segments are present in the leg of cockroach?
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Stomodaeal valve is present in the gut of cockroach. It prevents regurgitation of food from ------------------.

 

*Note: The given options in book are incorrect and it has been modified here.

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How many mature cartilage cells can be present in a lacuna?