__ and Sniff, an Odorous Surface

This page is the CodyCross answer for the clue below from Farm, Group 463, Puzzle 3 (Pesticides).

Question is: __ and Sniff, an Odorous Surface

and the answer is: SCRATCH

Word Meaning:

SCRATCH — To rub a surface with a sharp object, especially by a living creature to remove itching with nails, claws, etc.

Definitions from Wiktionary.

__ and sniff, an odorous surface — CodyCross Answer | CodyCross Solutions