Biology Lab Exam 2, Lab 8 2026 with
Questions And Correct Answers
Why does chlorophyll b appear yellow-green? - correct answer<✔✔💖💖it reflects light in those
wavelengths and absorbs violet and red
Why did the different photosynthetic pigments migrate to different points on the chromatography
paper? - correct answer<✔✔💖💖the pigments differ in their solubility in the solvent and affinity
for the paper
What is the purpose of the chromatography solvent? - correct answer<✔✔💖💖The pigments
dissolve in the chromatography solvent, which allows them to be separated
What is the purpose of using extract from chloroplasts? - correct answer<✔✔💖💖chloroplasts
contain the photosynthetic pigments
Chlorophyll a is the what band? - correct answer<✔✔💖💖third from top
Carotenes is the what band? - correct answer<✔✔💖💖top
Chloroplast extract is the what band? - correct answer<✔✔💖💖fifth from the top
Xanthophyll is the what band? - correct answer<✔✔💖💖second from the top
Chlorophyll b is the what band? - correct answer<✔✔💖💖fourth from the top
Chlorophyll a is what color? - correct answer<✔✔💖💖blue-green
Chlorophyll b is what color? - correct answer<✔✔💖💖yellow-green
, Carotenes is what color? - correct answer<✔✔💖💖orange
Xanthophyll is what color? - correct answer<✔✔💖💖yellow
Plants use ____ and the energy from the sun during photosynthesis to produce ____ - correct
answer<✔✔💖💖carbon dioxide; glucose
What light is made up of a range of wavelengths? - correct answer<✔✔💖💖white
What light has the longest wavelength? - correct answer<✔✔💖💖red
What light has the shortest wavelength? - correct answer<✔✔💖💖violet
Each group of wavelengths has a what color? - correct answer<✔✔💖💖characteristic
Plants use multiple ____ pigments to absorb light ____ used in photosynthesis - correct
answer<✔✔💖💖photosynthetic; energy
The wavelengths of light ____ can be used in photosynthesis, and the wavelengths of light ____ are
what we observe - correct answer<✔✔💖💖absorbed; reflected
Put the wavelengths of light in order from shortest to longest? - correct answer<✔✔💖💖violet,
blue, cyan, green, yellow, orange, red
Chlorophyll a and Chlorophyll b absorbs what colors? - correct answer<✔✔💖💖red-violet
Carotene absorbs what colors? - correct answer<✔✔💖💖blue-violet
Questions And Correct Answers
Why does chlorophyll b appear yellow-green? - correct answer<✔✔💖💖it reflects light in those
wavelengths and absorbs violet and red
Why did the different photosynthetic pigments migrate to different points on the chromatography
paper? - correct answer<✔✔💖💖the pigments differ in their solubility in the solvent and affinity
for the paper
What is the purpose of the chromatography solvent? - correct answer<✔✔💖💖The pigments
dissolve in the chromatography solvent, which allows them to be separated
What is the purpose of using extract from chloroplasts? - correct answer<✔✔💖💖chloroplasts
contain the photosynthetic pigments
Chlorophyll a is the what band? - correct answer<✔✔💖💖third from top
Carotenes is the what band? - correct answer<✔✔💖💖top
Chloroplast extract is the what band? - correct answer<✔✔💖💖fifth from the top
Xanthophyll is the what band? - correct answer<✔✔💖💖second from the top
Chlorophyll b is the what band? - correct answer<✔✔💖💖fourth from the top
Chlorophyll a is what color? - correct answer<✔✔💖💖blue-green
Chlorophyll b is what color? - correct answer<✔✔💖💖yellow-green
, Carotenes is what color? - correct answer<✔✔💖💖orange
Xanthophyll is what color? - correct answer<✔✔💖💖yellow
Plants use ____ and the energy from the sun during photosynthesis to produce ____ - correct
answer<✔✔💖💖carbon dioxide; glucose
What light is made up of a range of wavelengths? - correct answer<✔✔💖💖white
What light has the longest wavelength? - correct answer<✔✔💖💖red
What light has the shortest wavelength? - correct answer<✔✔💖💖violet
Each group of wavelengths has a what color? - correct answer<✔✔💖💖characteristic
Plants use multiple ____ pigments to absorb light ____ used in photosynthesis - correct
answer<✔✔💖💖photosynthetic; energy
The wavelengths of light ____ can be used in photosynthesis, and the wavelengths of light ____ are
what we observe - correct answer<✔✔💖💖absorbed; reflected
Put the wavelengths of light in order from shortest to longest? - correct answer<✔✔💖💖violet,
blue, cyan, green, yellow, orange, red
Chlorophyll a and Chlorophyll b absorbs what colors? - correct answer<✔✔💖💖red-violet
Carotene absorbs what colors? - correct answer<✔✔💖💖blue-violet
