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WorksheetsPhotosynthesis ABC
Total questions: 27
Worksheet time: 20mins
Where do the light-dependent reactions occur?
thylakoid
stroma
mesophyll
mitochondria
True or False. The calvin cycle can happen at night.
true
false
Which of the following is needed for the process of photosynthesis?
Water
Oxygen
Starch
Carbon dioxide
Chlorophyll absorbs a higher percentage of __________ light.
purple and green
red and blue
black and yellow
yellow and green
Which substance from the light-dependent reactions of photosynthesis is a source of energy for the light-independent reactions?
ADP
H2O
NADPH
pyruvic acid
In which organelle does photosynthesis occur?
mitochondria
stomata
xylem
chloroplast
Why are plants destarched before conducting photosynthesis experiments?
The starch interferes with the process of testing to see if a plant has photosynthesized.
To show that any starch present must have been produced by photosynthesis
To allow the plant to photosynthesize freely
To show that light is needed to create starch.
Leaves are boiled in alcohol in order to.......
To kill the cells
To break down the cell walls
To stop photosynthesis
Remove any chlorophyll present
Variegated leaves are used in the experiment to show that.....
light is essential for photosynthesis
carbon dioxide is essential for photosynthesis
Chlorophyll is essential for photosynthesis
Oxygen is produced during photosynthesis
In the experiment to show that light is essential for photosynthesis, the covered part of the leaf is the.....
Experiment
Control
Which of the following factors is LEAST likely to affect the rate of photosynthesis?
wind speed
light intensity
carbon dioxide concentration
water availability
At which temperature (approximately) are mesophytic plants adapted to photosynthesise optimally?
15 degrees C
25 degrees C
35 degree C
45 degrees C
