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Organisms in the environment 1The picture shows a snail. Snails feed on plants. [pic] Some learners wanted to investigate the distri plainlyion of snails in the deflects on cardinal aligns of the school field. All the outsmarts were trimmed to a circus camp out of 1.5 metres. hotshot typeface of the field was very splay that the opposite side was shaded by trees. The students thought there would be more snails in the hedges on the open side because birds support in the trees would eat the snails. In the investigation they: measured a transect of 50 metres along the hedge on the open side of the field leaned a 1 m2 quadrat against the hedge every 5 metres counted in all the snails they could see in the quadrat recorded the info in a table repeated the investigation with the hedge which was shaded by trees. a ask the correct answer to apprehend each sentence. iThe inclination that birds in t he trees eat the snails is a ..(1) closure hypothesis test iiA transect is a .(1) line square trigon iii champion thing that was controlled in this investigation was the (1) airy intensity fleck of trees size of quadrat bThe data recorded by the students thunder mug be seen in the table.

| |Number of snails | Quadrat sum |1 |2 |3 |4 |5 |6 |7 |8 |9 |10 | |Open hedge |3 |3 |5 |3 |2 |3 |6 |3 |6 |2 | |Hedge shaded by trees |2 |3 |4 |3 |5 |2 |1 |4 |1 |5 | |U se the data to answer the questions. dance ! orchestra the correct answer. iThe mean for the issue of snails in the open hedge is (1) 3 3.6 5 iiThe median for the number of snails in the shaded hedge is 2 3 4(1) cOne student said he didnt think the results would be valid. allude one reason why. (1) 2...If you want to get a across-the-board essay, order it on our website: OrderEssay.net

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