Vitamin D and Plant Growth
Hard
In this science project, you'll explore the effect of vitamin D on plant growth. You'll measure the growth of radish, green bean, and chili plants after watering them with different concentrations of vitamin D.
Hypothesis
The hypothesis is that a higher concentration of vitamin D will help plants grow more quickly.
Method & Materials
You will prepare 30 small plastic pots with soil, label them, and add 5 seeds to each pot. You will also prepare 10 beakers with different concentrations of vitamin D and water the plants with the water from the beakers for 10 days.
You will need 30 small plastic pots, enough soil to fill the pots, vitamin D tablets, 10 beakers, a measuring cylinder, 50 radish seeds, 50 green beans, 50 chili seeds, a digital weighing scale, a spatula, a black marker pen, and a long ruler.
Results
The results showed that increasing the concentration of vitamin D in the water used for watering the plants helped to increase the growth rate of the radish, green bean, and chili plants. The average height of the plants increased with higher concentrations of vitamin D.
Why do this project?
This science project is interesting because it explores the effect of a vitamin on plant growth. It also shows how vitamins can help plants to grow and protect them from diseases.
Also Consider
Variations of this science project could include repeating the experiment with different vitamins like vitamin C and vitamin B, or with minerals like iron, phosphorous, zinc, and calcium.
Full project details
You can find additional information and details for this science fair project here. Have fun exploring!Related videos
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