CSEF · 2005
What Do Plants Need Most?
Plant Biology
Objectives/Goals The purpose of this project is to find out which factor is most important for plant growth: sunlight, water, or good quality soil. We made a hypothesis that water is the mos…
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38,465 real projects from ISEF, the Canada-Wide Science Fair, JSHS, AJAS, the Calgary Youth Science Fair and the California Science & Engineering Fair — searchable by meaning, and filterable by fair, year, category and award.
CSEF · 2005
What's in That Soil? A Study of Zinnia Growth in Four Different Soils
Plant Biology
Objectives/Goals Farmers and florists have been trying to uncover the secret to creating crops with strong flowers. Abrupt weather conditions and unknown nutrient deficiencies have been trou…
CSEF · 2004
40 Acres and a Mule: Soil Selection for Living the American Dream
Plant Biology
Objectives/Goals My project's objective is to classify the available soil types on my rural property, and then identify which of the classified types performs best for planting a family gard…
CSEF · 2004
Acid Rain and Radishes: How Acid Rain Affects the Growth of Radishes
Plant Biology
Objectives/Goals The objective of my project was to determine how different acidities of water affect the growth of radishes. Methods/Materials I planted four groups of radishes, six radishe…
CSEF · 2004
Anemia and Chlorosis, Blight of the Third World: The Absorption of Iron in Spinach
Plant Biology
Objectives/Goals Anemia, a common disease among third world countries is responsible for many cases of fatigue, mental retardation, stunted growth, and complicated pregnancies. One cause of…
CSEF · 2004
An Environmentally Friendly Method to Suppress Weeds
Plant Biology
Objectives/Goals To find the most effective environmental friendly way to eradicate perennial weeds at Ulistac Natural Area. Methods/Materials The materials we used were black plastic, clear…
CSEF · 2004
Are Organic Tomatoes More Susceptible to Mold than Conventionally Grown Tomatoes?
Plant Biology
Objectives/Goals The hypothesis that I have tested is that organic tomato fruit are more susceptible to fungal infection than conventionally grown tomato fruit, because they are not protecte…
CSEF · 2004
Can Tobacco Leaves Be Used as an Alternative to Chemical Plant Fertilizers?
Plant Biology
Objectives/Goals This experiment was to determine if tobacco could be used as an alternative to chemical plant fertilizers. Methods/Materials 15 syngonium plants 11g of tobacco 750ml water f…
CSEF · 2004
CO(2): Friend or Foe?
Plant Biology
Objectives/Goals My goal is to help the greenhouse industry produce bettter and more fruit production. Methods/Materials 1. Commercial Greenhouse 2. 36 tomatoe plants 3. 2"X 10' PVC pipe 4.2…
CSEF · 2004
Determining the Effects of Nutrient Concentrations on Hydroponic Lettuce
Plant Biology
Objectives/Goals My project was to determine the effects of different concentrations of fertilizer on hydroponically grown lettuce. Methods/Materials Three separate tanks were constructed of…
CSEF · 2004
Does Carbon Dioxide Affect the Production of Oxygen by Elodea?
Plant Biology
Objectives/Goals The purpose of my project is to determine if placing Elodea in a pure carbon dioxide environment affects the production of oxygen by the Elodea. Methods/Materials (1) Place…
CSEF · 2004
Does Coffee Affect Plant Growth?
Plant Biology
Objectives/Goals Evaluate affect of coffee addition to soil on radish growth. Methods/Materials Various levels of coffee were added to soil. Plant height and survival were measured under var…
CSEF · 2004
Does Cottonseed Prehydrated in Gibberellic Acid Germinate Faster than Simple Water?
Plant Biology
Objectives/Goals The purpose of this year's experiment is to build on the previous five years work on presoaking of cottonseed before planting. This year's project is to see if presoaking co…
CSEF · 2004
Does the Density of Stomata in a Plant's Leaf Affect the Amount of Water Lost?
Plant Biology
Objectives/Goals I investigated whether or not the density of stomata in a plant's leaf affects how much water is lost during transpiration. My hypothesis was that different numbers of stoma…
CSEF · 2004
Do Rooting Hormones Affect the Germination Rate of Seeds?
Plant Biology
Objectives/Goals The purpose of this project is to determine if pre-treating seeds with rooting hormone affects the germination rate of the seeds. Methods/Materials (1) Put soil into 4" plas…
CSEF · 2004
Earthworm Castings: Is There Too Much of a Good Thing?
Plant Biology
Objectives/Goals The goal of the experiment was to find out what the ideal proportion of earthworm castings to soil is for young garden plants. I hypothesized that plants would grow best in…
CSEF · 2004
Effect of Water Sources on Sprout Time and Early Growth Rate of Seeds
Plant Biology
Objectives/Goals 1. Problem Statement: Does the source of water from which a plant seed is watered affect its rate of germination and early growth rate? 2. Hypothesis: I believe that sweet p…
CSEF · 2004
Electric Bananas, Are You Ripe Yet? Predicting Banana Ripening Using Electrical Resistance
Plant Biology
Objectives/Goals Objective: To predict the ripeness of bananas using electrical properties. I created a banana ripeness tester. Methods/Materials Methods: Group similar size bananas by peel…
CSEF · 2004
Find the Hidden Colors
Plant Biology
Objectives/Goals The objective of this project is to find hidden colors in plant leaf tissue. Methods/Materials The pigment spot was not immersed into the developer. The top end of the react…
CSEF · 2004
Going, Going, Gone! Loss of Pigments and Proteins during Natural Leaf Senescence in Mulberry (Morus alba L.)
Plant Biology
Objectives/Goals Change in the color of tree leaves is often associated with autumn. What causes this change in color? The objective of this project was to measure changes in the amounts of…
CSEF · 2004
How Does the Intensity of Incandescent Light Affect the Growth of the Stems of Alfalfa Sprouts?
Plant Biology
Objectives/Goals My objective was to determine the optimum intensity of incandescent light for growing alfalfa sprouts. Methods/Materials There were twelve pots filled with soil and alfalfa…
CSEF · 2004
How Does the Intensity of Light Affect the Speed of Phototropism?
Plant Biology
Objectives/Goals The purpose of my project was to see how the intensity of light affected the speed of phototropism. Methods/Materials I placed 3 different sets of four plants each at differ…
CSEF · 2004
Humic Acid: The Root to Healthy Plant Growth
Plant Biology
Objectives/Goals The objective of our project is to determine which soils will yield the greatest plant growth, root length, and root weight: soil without additives, soil with dry humic acid…
CSEF · 2004
Hydroponics: An Interpretation in Cultivation
Plant Biology
Objectives/Goals To find out whether hydroponics is a better form of cultivation and should be used to improve many aspects of agricultural farming. Methods/Materials MATERIALS: bucket tape,…
CSEF · 2004
Hydroponics: Can Blue Green Algae Be Used as a Substitute Hydroponics Solution and Sustain Plant Growth?
Plant Biology
Objectives/Goals The objective was to determine if Blue-Green Algae could be used as a substitute hydroponics solution, which could successfully sustain plant growth. Methods/Materials Step…
CSEF · 2004
Is It Ripe Yet?
Plant Biology
Objectives/Goals The purpose of this project was to find the optimal conditions for fruit ripening, and to determine which technique is the most accurate, as well as efficient, to measure th…
CSEF · 2004
Jack and the Frozen Beanstalk
Plant Biology
Objectives/Goals My project was to determine if cold or freezing temperatures would negatively affect lima bean and radish seed germination. Methods/Materials Using lima bean seeds from the…
CSEF · 2004
Mathematical Model of Marsh Biomass Distribution in the Upland and Alkaline Margin Environments
Plant Biology
Objectives/Goals Biomass, the total mass of living matter within a given unit volume of environment, is an important measurement to ecologists. Biomass shows the productivity of organisms un…
CSEF · 2004
Organic vs. Synthetic: The Effect of Fertilizer on Plant Growth
Plant Biology
Objectives/Goals I am a gardener, and have always wondered if organic fertilizer works better than synthetic fertilizer. The purpose of this project was to see if I have been using the best…
CSEF · 2004
Photosynthesis: What Color Light Helps Plants Grow?
Plant Biology
Objectives/Goals My goal for this project was to learn how the color of light affected photosynthesis on plant growth. I believed that the red light would have the best effect and green ligh…