Question

name the visual units of compound eyes of cockroach

Answer 1

《Here is your answer:

The visual units of compound eyes of cockroach are ommatidia,which contains photoreceptors cells.
It functions indiviually.

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Answer 2

Hello
Here is your answer,
The compound eyes of arthropods like insects, crustaceans and millipedes are composed of units called ommatidia (singular: ommatidium). An ommatidium contains a cluster of photoreceptor cells surrounded by support cells and pigment cells.