Biology WBI16/01 June 2022 | Edexcel International A Level Past Papers With Mark Scheme
Edexcel
International AS/A Level
Biology (WBI)
Jun
2022
2. vitamin C content—extraction and titration using DCPIP, percentage difference between fruits, vitamin C role in blood clotting
3. sunflower stem diameter—mechanical stress effect, t-test for statistical difference, variability plotting and graph interpretation
4. respiratory quotient investigation—mung bean seedling aging effect, RQ calculation, method planning and control of experimental variables
5. data presentation—recording and analyzing RQ trends, statistical evaluation, drawing valid conclusions from biological experiments
6. experimental limitations—sample size constraints, equipment sensitivity, environmental influence on respiration measurements
معلم موافق رایگان بودن است.
1. zebrafish behavior—color preference testing using T-maze, chi-squared analysis, abiotic variable control, single-use animal ethics2. vitamin C content—extraction and titration using DCPIP, percentage difference between fruits, vitamin C role in blood clotting
3. sunflower stem diameter—mechanical stress effect, t-test for statistical difference, variability plotting and graph interpretation
4. respiratory quotient investigation—mung bean seedling aging effect, RQ calculation, method planning and control of experimental variables
5. data presentation—recording and analyzing RQ trends, statistical evaluation, drawing valid conclusions from biological experiments
6. experimental limitations—sample size constraints, equipment sensitivity, environmental influence on respiration measurements
پیش نمایش صفحه اول فایل
تعداد صفحات فایل : 20
باز نشر محتواها در فضای مجازی، ممنوع است.
omer uner 
