BI-782
Factors affecting photosynthesis
Biology · Secondary 3 · Medium · Factors affecting photosynthesis
A student investigates how light intensity affects the rate of photosynthesis in an aquatic plant. She counts the number of oxygen bubbles released per minute at different distances from a lamp. Which variable is the **dependent variable** in this experiment?
- Distance of the plant from the lamp
- Type of aquatic plant used
- Number of oxygen bubbles released per minute
- Volume of water in the beaker
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