Unit 8: Lesson 8.1 Part 2

Question 1

Types of Carotenoids

● red or orange pigments

● includes: alpha-carotene, beta-carotene, and lycopene

● most have antioxidant properties that are important for vision

Answer 1

Carotene

Question 2

Types of Carotenoids:

● yellow to brown pigments

● lutein and fucoxanthin

Answer 2

Xanthophylls

Question 3

Types of Accessory Pigments:

● found in red algae and cyanobacteria

● water-solluble, present in the aqueous cytoplasm or stroma of chloroplasts

Answer 3

Phycobilins

Question 4

Types of Phycobilins:

● red / present in red algae

Answer 4

Phycoerythrin

Question 5

Types of Phycobilins:

● blue

● present in cyanobacteria

Answer 5

Phycocyanin

Question 6

Classification of Pigments:

contribute to the majority of food production during photosynthesis.

Answer 6

Principal Pigments

Question 7

Classification of Pigments:

● each pigment absorbs certain wavelengths of light because it is able to absorb a specific amount of energy.

Answer 7

Accessory Pigments