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प्रश्न
Head of cockroach is called hypognathous. Why?
उत्तर
The mouthparts of the cockroach are directed downwards. The head is small, triangular lies at a right angle to the longitudinal body axis. Hence it is called hypognathous.
संबंधित प्रश्न
The head region of Cockroach __________________ eyes occur.
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