Science and Nature Quiz for 28 October 2026
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 were the chemicals known as Agents White, Orange, Purple, Blue, Pink, and Green which the USA used 1962-1971 in Vietnam?
A
B
Herbicides
Insecticides
C
Fertilisers
D
Rodent killers