How do we detect the smell of an agarbatti (incense stick)?

How do we detect the smell of an aagrbatti(Incense stick)?

How does we detect the smell of agarbatti ( incense stick )

How do we detect the smell of agarbathi ?

(a) Name the three types of nerves which constitute the peripheral nervous system. (b)What is the difference between a reflex action and walking? (c) How do we detect the smell of an incense stick (agarbatti)?

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