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To plan a fair investigation that will show how abiotic factors such as water content of soil and soil pH effects the distribution and abundance of Ranunculus Repens and Ranunculus Bulbosus.
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| Submitted: Mon Jan 16 2006
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Apparatus and Materials 1 x quadrat Ball of string 2 x pegs 1 x hammer Key sheet to aid identification of species, e.g. Ranunculus Repens looks like this: It has creeping runners and grows low to the ground Ranunculus Bulbosus looks like this: It has sepals beneath the petals that are bent back and a ridged stalk with a bloated stem 10 x small pots and corresponding caps 10 x spoons Paper Pen 1 x sieve 1 x measuring cylinder 1 x weighing scales 10 x petri dishes Oven gloves 10 x test tubes Water 10 x pieces of litmus paper Paper Pen Aim To plan a fair investigation that will show how abiotic factors such as water content of soil and soil pH effects the distribution and abundance of Ranunculus Repens and Ranunculus Bulbosus. Prediction I predict that more Ranunculus Repens plants will be found nearer the river because it is wetter, and it is a water-loving plant (a hydrophyte). This will mean that the leaves of Ranunculus Repens will have...
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