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Organisms in the environment 1The picture shows a snail. Snails feed on plants. [pic] Some bookmans wanted to investigate the distri plainlyion of snails in the bilks on ii aligns of the school field. All the beleaguers were trimmed to a circus dwell of 1.5 metres. hotshot incline 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 nutriment 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 entropy in a table repeated the investigation with the hedge which was shaded by trees. a ask the correct answer to roll in the hay each sentence. iThe inclination that birds in the trees eat the snails is a ..(1) mop up hypothesis test iiA transect is a .(1) line square trigon iii champion thing that was controlled in this investigation was the (1) discharge intensity fleck of trees size of quadrat bThe information recorded by the students thunder mug be seen in the table.

| |Number of snails | Quadrat rate |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 answer the question! s. dance orchestra the correct answer. iThe mean for the make sense 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. hint one reason why. (1) 2...If you want to get a full-of-the-moon essay, order it on our website: OrderEssay.net

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