
Photosynthesis Mechanisms in Plants
Interactive Video
•
Biology
•
9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of stomata during the day?
To absorb sunlight
To let CO2 in and O2 out
To produce sugar
To store water
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do plants in arid environments need to adapt their photosynthesis process?
To enhance sunlight absorption
To reduce water loss
To increase oxygen production
To grow taller
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do C4 plants minimize water loss?
By opening stomata at night
By storing water in leaves
By keeping stomata partially open
By closing stomata completely
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the extra cycle in C4 photosynthesis?
To convert CO2 into a four-carbon compound
To store water
To convert sunlight into energy
To produce oxygen
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which enzyme in C4 plants has a higher affinity for CO2?
The enzyme in the sugar production cycle
The enzyme in the light reactions
The enzyme in the organic acid cycle
The enzyme in the Calvin cycle
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When do CAM plants open their stomata?
In the afternoon
During the day
In the morning
At night
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do CAM plants store CO2 as an organic acid at night?
To prevent water loss
To use it for energy
To store it for daytime use
To convert it into oxygen
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