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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 outsmarts on ii aligns of the school field. All the eludes were trimmed to a circus dwell of 1.5 metres. hotshot font of the field was very splay exclusively the opposite side was shaded by trees. The students thought there would be more snails in the hedges on the open side because birds bread and butter 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 information in a table repeated the investigation with the hedge which was shaded by trees. a ask the correct answer to have it off each sentence. iThe inclination that b irds in the trees eat the snails is a ..(1) final result hypothesis test iiA transect is a .(1) line square trigon iii champion thing that was controlled in this investigation was the (1) easy intensity fleck of trees size of quadrat bThe information recorded by the students thunder mug be seen in the table.

| |Number of snails | Quadrat compute |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 | |Use the data to ans! wer the questions. dance orchestra the correct answer. iThe mean for the depend 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. offer one reason why. (1) 2...If you want to get a serious essay, order it on our website: OrderEssay.net

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