Antennae of cockroach is /are
Olfactory receptors
Tango receptors
Sensory papillae
More than one
Antennae of cockroach -
Antennae are olfactory and tango receptors, contains basal segment (scape), pedicle and many segmented flagellum.
- wherein
Antennae are 2nd appendages.
Correct option is 4