Biology quiz review
{"name":"Biology quiz review", "url":"https://www.quiz-maker.com/QPREVIEW","txt":"Once a hypothesis is proven, it never changes., A biology student completes a science fair project. The purpose of the project was to study the effects of soil pH on a specific type of tomato plant. She divided forty plants into four groups of ten using one group as a control. The results she recorded showed more surviving plants in the soil with a pH of 7. What does this indicate?, Once a hypothesis has been proven, it becomes a theory.","img":"https://www.quiz-maker.com/3012/images/ogquiz.png"}