General Knowledge Quiz for Saturday, 20 November 2021
A new general knowledge quiz is available every day. Try today's quiz or work through our archive of daily and themed quizzes.
Question 1: What effect do anthocyanins have on the part of a plant in which they are abundant?
A
B
They colour it red, purple, blue, or black
The part shrivels
C
They boost the action of chlorophyll
D
They boost the plant's toxic defences against attack