Chapter 10

Question 1

absorption spectrum

Answer 1

plot of wavelengths absorbed by a
pigment

Question 2

action spectrum

Answer 2

plot of photosynthetic rate
against wavelength of light

Question 3

autotroph

Answer 3

make their own food

Question 4

bundle sheath cell

Answer 4

a leaf cell type that forms a tightly packed layer surrounding the veins

Question 5

C3 plants

Answer 5

?

Question 6

C4 Plants

Question 7

Calvin Cycle

Answer 7

uses the ATP and NADPH
plus CO 2 to produce
carbohydrates

Question 8

carboxylase

Answer 8

an enzyme that catalyzes the addition of a carbon monoxide (CO) molecule into an organic substrate

Question 9

chlorophyll

Answer 9

a pigment that absorbs blue and red light and scatters green

Question 10

crassulacean acid metabolism (CAM)

Answer 10

a specialized photosynthetic process that allows plants to conserve water and photosynthesize in arid conditions

Question 11

cyclic electron transport

Answer 11

uses photosystem I and electron
transport to produce ATP instead of NADPH

Question 12

electromagnetic radiation

Answer 12

propagated as waves and as
particles

Question 13

heterotroph

Answer 13

cannot produce its own food, derives it from other plants or animals

Question 14

light reactions

Answer 14

converts light energy to chemical
energy as ATP and NADPH

Question 15

light harvesting complex

Answer 15

responsible for the absorption of solar energy and transfer of excitation energy to the reaction centers

Question 16

light independent reactions

Answer 16

uses the ATP and NADPH
plus CO 2 to produce
carbohydrates

Question 17

noncyclic electron transport

Answer 17

uses two photosystems to produce
ATP and NADPH

Question 18

photon

Answer 18

packets of energy

Question 19

photophosphorylation

Answer 19

the process by which plants use light energy from the sun to convert ADP into ATP

Question 20

photorespiration

Answer 20

RuBP reacts with O2

Question 21

photosynthesis

Answer 21

6CO2 + 6H2O arrow (light reactions) C6H12O6 + 6O2

Question 22

Photosystem I

Answer 22

Produces NADPH

Question 23

photosystem II

Answer 23

produces ATP

Question 24

pigment

Answer 24

molecules that absorb specific wavelengths in the
visible range

Question 25

reaction center

Answer 25

a complex of proteins, pigments, and other co-factors that convert light energy into chemical energy in photosynthesis

Question 26

rubisco

Answer 26

incorporates CO2 into plants during photosynthesis

Question 27

stoma

Answer 27

pores on leaf surface where CO2 enters and O2 and H2O exit