Bright Yellow Root, Powdered and Used as Spice
Puzzle 7 of Under the Ground Easy Pack
Question is: Bright Yellow Root, Powdered and Used as Spice
and the answer is: TURMERIC
Word Meaning:
TURMERIC — (botany) An Indian plant (Curcuma longa), with aromatic rhizomes, part of the ginger family (Zingiberaceae).
Definitions from Wiktionary.