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Word Count: 5,358
The first experiment involved examining the effect of temperature on aerobicrespiration of germinated pea seeds The students testing the effect of temperature willbe divided into two groups The first group is Student Pair A They will test the effect of10C 20C and 30C temperatures on pea respiration rate The second group is Student PairB They will test the effect of 40C and 70C temperatures on pea respiration rate For bothgroups the first procedure calls for writing down a hypothesis to the effects oftemperature on the respiration rate of germinated pea seeds There are two parts to thefirst experiment the making of an experimental tube and the making of a control tubeFor the experimental tube you must select 20 pea seeds and place them in a beaker filledwith cold tap water that you will get from the sink The pea seeds will soak for 2 minutesAfter the 2 minutes are completed you will need to remove the seedcoat from the peaseed The seed coat is the thick light-green colored covering of the seed You will be ableto remove the seedcoat easily if the pea seeds were soaked for the 2 minutes Afterremoving the seedcoat fill two plastic capsules with fresh lime soda Take anexperimental test tube and place the 20 germinated pea seeds in it The pea seeds shouldalmost fill the test tube Place one of the lime soda capsules on top of the pea seeds in theexperimental test tube Take a cork stopper and enclose the pea seeds and the lime sodain the experimental tube For the control tube take 20 beads and place them in the testtube The beads should almost fill the test tube Place the soda lime capsule in the testtube It should lay on top of the beads already in the test tube The space taken up by thebeads in the control tube should be the same space taken up by the pea seeds in theexperimental tube Remove the pea seeds
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