
Photosynthesis Factors and Measurements
Interactive Video
•
Biology, Science, Chemistry
•
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
Which of the following is NOT an independent variable in a photosynthesis experiment?
Water uptake
Carbon dioxide concentration
Light intensity
Temperature
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a direct way to measure photosynthesis in aquatic plants?
Counting the number of leaves
Measuring the volume of oxygen bubbles
Observing color changes in leaves
Weighing the plant
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does an increase in biomass indirectly indicate photosynthesis?
It shows an increase in water absorption
It indicates glucose and starch accumulation
It reflects a decrease in carbon dioxide
It suggests a rise in temperature
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the rate of photosynthesis at high light intensities?
It becomes zero
It reaches a plateau
It decreases sharply
It continues to increase indefinitely
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What might become a limiting factor at high light intensities?
Water availability
Carbon dioxide concentration
Soil nutrients
Plant size
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is carbon dioxide concentration crucial for photosynthesis?
It is a waste product of photosynthesis
It is a reactant in the photosynthesis equation
It provides energy for the process
It cools down the plant
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to photosynthesis at extremely low carbon dioxide levels?
It increases
It stops
It becomes more efficient
It remains unchanged
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