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Science and Nature Quiz for 19 March 2025

A new science quiz is available each week. Try our daily general knowledge quiz or work through our archive of daily and themed quizzes.

Question 1: What is a phonon?

A
A genus of common soil fungi
B
A quantum of electromagnetic or light energy
C
Cane and leaf spot in a grapevine
D
A discrete unit of vibrational mechanical energy