Font size
WorksheetsPhotosynthesis
Total questions: 21
Worksheet time: 2hrs 47mins
Photosynthesis is the production of carbon compounds in cells using ________ energy
green
light
active
independent
Summarize light dependent reaction
(a)
Explain what occurs in the light dependent reaction step by step
(a)
What are the byproducts of the light dependent reaction?
oxygen, ATP, NADPH
ATP, oxygen
sugar, CO2
NADPH, oxygen
Where in a chloroplast does the light dependent reaction occur?
goupe
disk
stroma
thylakoid
Where in a chloroplast does the light independent reaction occur?
green
thylakoid
Stroma
disk
Summarize light independent reactions
(a)
Explain the steps involved in the light independent reaction.
(a)
Which light has the shortest wavelength?
Violet
Red
Yellow
White
Which light has the longest wavelength?
Blue
Red
Violet
Green
What is the main photosynthetic pigment?
Chlorine
Chlorophyll
Green
Copper
Outline the differences in absorption of red, blue, and green light by chlorophyll
(a)
Action spectrum is a graph showing the rate of
Rate of sugar production
Amount of chlorophyll present
Absorption of light
Photosynthesis
Absorption spectrum is a graph showing the
Absorption of light
Amount of chlorophyll present
Photosynthesis
Production of sugar
What is produced in photosynthesis from the photolysis of water
NADPH
water
oxygen
H2O
Write the equation for photolysis 2H2O→________+________+_________
2H2O→ 4H+O2+4e
4H+O2+4e→2H2O
2H2O→ O2+4e
2H2O→ 4H+O2
Write the equation for photosynthesis (both light dependent and independent reactions):
Glucose+Oxygen→Carbon Dioxide+Water
Carbon Dioxide+Water→Oxygen
Carbon Dioxide→Oxygen
Carbon Dioxide+Water→Glucose+Oxygen
Name 3 limiting factors in photosynthesis
(a)
When the earth first formed, did it have as much oxygen in the atmosphere as today?
(a)
What percent of the air is oxygen?
89%
21%
19%
4%
Explain two ways photosynthesis can be measured
(a)
