Select the correct option with respect to cockroaches.

  • A
    Malpighian tubules convert nitrogenous wastes into urea.
  • B
    Males bear short anal styles not present in females.
  • C
    Nervous system comprises of a dorsal nerve cord and ten pairs of ganglia.
  • D
    The forewings are tegmina which are used in flight.

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What serves as the locomotory organ in Periplaneta?

If the mandible is removed from the mouthparts of a cockroach,what will happen?

Which of the following features is not present in $Periplaneta$ $americana$?

$A$-Antennae have sensory receptors.
$R$-Sensory receptors help in monitoring the environment.

The mouth parts of cockroach are

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