Which structure is known as the labium in a c | vedclass

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(D) The mouthparts of a cockroach consist of a labrum (upper lip),a pair of mandibles,a pair of maxillae,and a labium (lower lip). $1$. The labrum is

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Labium

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(D) The mouthparts of a cockroach consist of a labrum (upper lip),a pair of mandibles,a pair of maxillae,and a labium (lower lip). $1$. The labrum is the upper lip. $2$. The mandibles are the biting and cutting structures. $3$. The maxillae are the accessory feeding structures. $4$. The labium is the lower lip,which is also known as the $adho-oshtha$ in biological terminology. Therefore,the correct option is $D$.

Which structure is known as the labium in a cockroach?

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