Common feature of human trachea and insect tracheae is:

Noncollapsible wall

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Supporting rings

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Ectodermal origin

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Endodermal origin

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Solution

The correct option is B Supporting rings
The tracheae in insects are supported by strengthening or supporting rings, similar to the trachea in the human respiratory system. These strengthening rings are made of chitin, which is the same material as found on the outside of the insect.
Therefore, the correct answer is option B.

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