Which of the Following is NOT a Role of Carotenoids

Question

Which of the following is NOT a role of carotenoids?
A) as accessory pigments
B) photoprotection
C) to produce singlet oxygen
D) to quench toxic oxygen species

Accepted Answer

Carotenoids do not produce singlet oxygen, but they can quench it to prevent oxidative damage. Their other roles include acting as accessory pigments in photosynthesis and providing photoprotection by absorbing excessive light energy.