. Phil is conducting a seed germination experiment. He places 3 groups of lettuc

Question

. Phil is conducting a seed germination experiment. He places 3 groups of lettuce seeds in a 34º Celsius
incubator with adequate moisture. One set of seeds is placed in a dark area with no light source. A second set
is placed under artificial light and third set of seeds is placed in direct sunlight. This experiment is intended to
test Phil's hypothesis that light is necessary for lettuce seed germination.
Based on the experimental design, which variable was the dependent variable?
A. Germination rate
B. Type of light
C. Seeds in the dark
D. Moisture
E. Temperature

Explanation / Answer

The dependent variable is option A Germination rate.

Dependent variable is the one which is measured in the experiment and is dependent on the other variables.

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