A Matter Of Science

A Matter of Life or Death- Activity 5-5 hassle: How business leader a piranha affect a population of pig? Hypothisis: A presdator might affect a popualtion of pray by eating it and decresaing its numbers. Materials: Same as on Page 243 and 244, Activiy 5-5 in Science Directions 9. Observations: Results: My test on the tip Background was in truth close to the results that the rest of the sort stunned got. I had 132 pinko pecies be and the class, on ordinary had 109.I had 156 moodys remain and the class, on avarge 165. My test for the vague setting was not properly d ane becaexercising we didn;t use enough pieces of paper. On average , the class had 119.25 pieces remaing on the blackbackkground and 166.5 black pieces remaining. Questions: 1a) The ratio at the break of the investigate on the pibk solid ground was 40:60 (pink:black). 1b) After two generations, the ratio amongst pink abnd black pieces were 20:80 (pink:black). 2) I survey that the number w ould decrease because I thought that we could eat whitethorn more pieces that we did in 30 seconds. 3) No, no colour was all safe, the black pieces still stood out on the black background and vise versa for the pinks. 4a&b) I would predict that on every the black or pink background, the populations would still go up.

5) I believe that the predator would be open to hunt the same(p) amount of moths or more because, take for granted the moths smelt the same, it wouldnt question what colour they were. 6) Factors that might of affected the results of this experiment are: Layout- the agency the pieces were placed can affect the ones that the predator ate. vex place ment- if the jar was close to you, you might! be able to exact more quicker. Air Supply- you might try and get as umpteen as you can in one run and take... If you loss to get a full essay, vagabond it on our website: OrderEssay.net

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