Mario performed an experiment to determine if photosynthesis was affected by the amount of light that a plant received. the data from his experiment are shown in the table below. amount of light (hours) number of plants average volume of oxygen produced (ml) 1 4 0.50 6 4 2.0 10 4 5.0 what could he have done to increase the validity of his data?

Answer

To increase the validity of the data introduce a 0 hour control

Explanation

There are three ways that can be done to improve the validity of data in an experiment. They are; changing only one independent variable at a time, measuring dependent variable accurate and focusing on control. The control in this case will be the zero hour control which is a key for producing sound data.

1. desertification

2. captive breeding

3. black rhinoceros

4. renewable resources

explanation:

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