Seed Germination Essay

1125 words - 5 pages

Aim:To test which condition (external or internal) best suits the growth of seed germinationHypothesis:I would assume that the seeds that were placed outside in their natural environment would have a better growth pattern than that of the internally grown one due to the fact that its exposure to nature's day/night length, natural sunlight rain and temperature are the necessary elements for successful seed germination.Apparatus:4 Containers (preferably 0mm x 200mm x 100mm)Small bag of potting mixPacket of pea seedsRuler for measuring seed growthWatering canMethod:(1) Pour potting mix into two exact size containers (filling ¾ of the container)(2) Place four seeds (25mm deep) in each corner of the containers(3) Place one container outside in full sunlight and one indoors with no sunlight(4) Water plants once a day(5) Record results everyday(6) After two weeks repeat test to ensure that the results have not altered and to limit any substantial variations in the important elements (e.g. light, temperature and rain) that may cause a different resultVariables:Dependant variable: Growth of seedIndependent variable: Environment (internal/external)Controlled variables: Type of seed, size of container, type of container, amount of soil, type of soil, amount of water given to the plantDiagram:Results:Inside trial oneInside trial two Seed 1 Seed 2 Seed 3 Seed 4Day 1 0 0 0 0Day 2 0 0 0 0Day 3 0 0 0 0Day 4 15 0 0 0Day 5 38 14 9 0Day 6 66 20 13 0Day 7 94 46 25 6Day 8 112 54 30 11Day 9 121 64 30 13Day 10 124 73 31 14Day 11 134 114 32 19Day 12 145 135 33 28Day 13 157 139 34 30Day 14 164 147 35 30 Seed 1 Seed 2 Seed 3 Seed 4Day 1 0 0 0 0Day 2 0 0 0 0Day 3 0 0 0 0Day 4 13 3 1 0Day 5 35 15 10 0Day 6 65 30 17 3Day 7 90 49 27 12Day 8 108 61 33 17Day 9 116 78 39 23Day 10 121 86 48 27Day 11 124 116 56 31Day 12 131 128 64 34Day 13 143 139 68 39Day 14 158 155 73 44Outside trial one Seed 1 Seed 2 Seed 3 Seed 4Day 1 0 0 0 0Day 2 0 0 0 ...

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