BS 161 Exam 2 Michigan State University
Stoltzus UPDATED ACTUAL Questions
and CORRECT Answers
makes own food - CORRECT ANSWER - autotroph
Live on compounds from other organisms. (animals) - CORRECT ANSWER -
heterotrophs
True or False, chloroplasts have an inner and an outer membrane - CORRECT ANSWER -
True
The inner membrane is also called the _____________ - CORRECT ANSWER - thylakoid
membrane
The inner membrane is organized into flattened structures called ______________ - CORRECT
ANSWER - thylakoid disks
Stacks of thylakoid disks are called _____________ - CORRECT ANSWER - Grana
The semi-liquid substance that surrounds the thylakoid membrane system - CORRECT
ANSWER - Stroma
The thylakoid membrane contains _____________ and other photosynthetic pigments for
capturing light energy - CORRECT ANSWER - Chlorophyll
In the thylakoid membrane, photosynthetic pigments are clustered to form ________________ ,
which act as large antennas gathering the light energy harvested by many individual pigment
molecules - CORRECT ANSWER - photosystems
, How many photosystems are in each individual chloroplast? - CORRECT ANSWER -2
6CO2 + 12H2O + sunlight -> C6H12O6 + 6O2 - CORRECT ANSWER - The equation for
photosynthesis
The role of redox reactions in photosynthesis: Photosynthesis involves the _________ of carbon
dioxide into _________ and the oxidation of _______ into molecular oxygen. - CORRECT
ANSWER - reduction, sugars, water
Photo part- across thylakoid membranes and produces ATP and NADPH - CORRECT
ANSWER - Light Reactions
Shows the ability of a pigment to absorb different wavelengths of light. - CORRECT
ANSWER - Absorption Spectrum
Indicates the amount of photosynthesis taking place at different wavelengths of light. -
CORRECT ANSWER - Action Spectrum
Which wavelengths does chlorophyll a absorb? - CORRECT ANSWER - 400-450 and
650-700
Which wavelengths does chlorophyll b absorb? - CORRECT ANSWER - 400-490 and
600-650
which wavelengths do carotenoids absorb? - CORRECT ANSWER - 400-540
What happens when a solution of chlorophyll a absorbs photons?
The _________ from chlorophyll a are picked up by an acceptor molecule and sent through the
_____________ system. Electrons from chlorophyll b and the accessory pigments ___________
Stoltzus UPDATED ACTUAL Questions
and CORRECT Answers
makes own food - CORRECT ANSWER - autotroph
Live on compounds from other organisms. (animals) - CORRECT ANSWER -
heterotrophs
True or False, chloroplasts have an inner and an outer membrane - CORRECT ANSWER -
True
The inner membrane is also called the _____________ - CORRECT ANSWER - thylakoid
membrane
The inner membrane is organized into flattened structures called ______________ - CORRECT
ANSWER - thylakoid disks
Stacks of thylakoid disks are called _____________ - CORRECT ANSWER - Grana
The semi-liquid substance that surrounds the thylakoid membrane system - CORRECT
ANSWER - Stroma
The thylakoid membrane contains _____________ and other photosynthetic pigments for
capturing light energy - CORRECT ANSWER - Chlorophyll
In the thylakoid membrane, photosynthetic pigments are clustered to form ________________ ,
which act as large antennas gathering the light energy harvested by many individual pigment
molecules - CORRECT ANSWER - photosystems
, How many photosystems are in each individual chloroplast? - CORRECT ANSWER -2
6CO2 + 12H2O + sunlight -> C6H12O6 + 6O2 - CORRECT ANSWER - The equation for
photosynthesis
The role of redox reactions in photosynthesis: Photosynthesis involves the _________ of carbon
dioxide into _________ and the oxidation of _______ into molecular oxygen. - CORRECT
ANSWER - reduction, sugars, water
Photo part- across thylakoid membranes and produces ATP and NADPH - CORRECT
ANSWER - Light Reactions
Shows the ability of a pigment to absorb different wavelengths of light. - CORRECT
ANSWER - Absorption Spectrum
Indicates the amount of photosynthesis taking place at different wavelengths of light. -
CORRECT ANSWER - Action Spectrum
Which wavelengths does chlorophyll a absorb? - CORRECT ANSWER - 400-450 and
650-700
Which wavelengths does chlorophyll b absorb? - CORRECT ANSWER - 400-490 and
600-650
which wavelengths do carotenoids absorb? - CORRECT ANSWER - 400-540
What happens when a solution of chlorophyll a absorbs photons?
The _________ from chlorophyll a are picked up by an acceptor molecule and sent through the
_____________ system. Electrons from chlorophyll b and the accessory pigments ___________
