9.2 Vocab

Question 1

Pigment

Answer 1

Light-absorbing molecules used by plants to gather the sun’s energy

Question 2

Chlorophyll

Answer 2

Principle pigment of plants and other photosynthetic organisms

Question 3

Thylakoid

Answer 3

Saclike photosynthetic membranes found in chloroplasts

Question 4

Stroma

Answer 4

Fluid portion of the chloroplast; outside of the thylakoids

Question 5

NAPD+

Answer 5

(Nicotinamide adenine dinucleotide phosphate) carrier molecule that transfers high-energy electrons from chlorophyll to other molecules

Question 6

Light-dependent reactions

Answer 6

Set pf reactions in photosynthesis that use energy from light to produce ATP and NADPH

Question 7

Light-independent reactions

Answer 7

Set of reactions in photosynthesis that do not require light; energy form ATP and NADPH is used to build high-energy compounds such as sugar; also called the Calvin cycle