Ch.7: PHOTOSYNTHESIS: review questions
Photosynthesis occurs in ___ main stages
2
recycled from the Calvin Cycle to make ATP:_______
ADP+P
Supplies energy to the Calvin Cycle:_______
ATP
Picks up energized electrons from reactions in the thylakoids :_______
NADP+
Reduced in the light reactions:_______
NADP+
Carries H and electrons from the light reactions to the Calvin Cycle:_______
NADPH
Oxidized in the Calvin Cycle:_______
NADPH
Source of H for the Calvin Cycle:______
NADPH
An _____ is an organism that makes its own food from inorganic molecules
autotroph
Gas consumed by reactions in the stroma:_______
carbon dioxide
Reduced in the Calvin Cycle:_______
carbon dioxide
Source of C for carbon fixation:_____
carbon dioxide
Source of O atoms that end up in glucose:_______
carbon dioxide
____ are yellow-orange pigments in a chloroplast
carotenoids
The reaction ___ complex is the part of a photosystem that donates excited electrons
center
_____is the green pigment in a leaf
chlorophyll
the ___is the cell organelle where photosynthesis takes place
chloroplast
Food produced by photosynthesis:_______
glucose
Where C and O atoms in carbon dioxide end up:_______
glucose
stacks of thylakoids in a chloroplast are called____
granum
Supplies energy to the light reactions:_______
light
the ____ reactions convert light energy to chemical energy
light
____ is the green tissue in the interior of a leaf
mesophyll
Shorter wavelengths of light have ___ energy than longer wavelengths
more
Gas produced by reactions in the thylakoids:_______
oxygen
Where O atoms from water end up:_______
oxygen
A ____ is a fixed quantity of light energy
photon
_____ is the process by which plants make food from carbon dioxide and water
photosynthesis
A _____ is a cluster of light-harvesting complexes in a thylakoid
photosystem
Oxidized in the light reactions:_______
water
Source of H and electrons that end up in glucose:_______
water
____oxidized in the process of photosynthesis
water
the color of light is related to its____
wavelength
Carbon ____ is the incorporation of carbon dioxide into organic compounds
fixation
____are the light-catching membranes in a chloroplast
thylakoids
sugar is actually made in the ____cycle
calvin
___energy travels through space as rhythmic waves
electromagnetic
when chlorophyll absorbs a photon, an _____becomes excited
electron
Carbon dioxide enters a leaf via pores called _____
stomata
The Calvin Cycle occurs in the _____ : the fluid of the chloroplast
stroma