This page contains a Flash digital edition of a book.
Paper 3: Unified Biology


Synoptic paper examining content from all modules 1 to 6 Assessment: 1½ hour written exam. Worth 70 marks - 26% of A-level mark.


Non-Exam Assessment


A portfolio of 12 practicals is assessed by the teacher as pass or fail and is separate to the overall grade.





 


  


The topics for the practicals are: Chromatography or electrophoresis Colorimeter or potometer Dissection Investigation using a data logger or computer modelling Investigation into measurement of plant or animal responses Microbiological techniques Microscopy Qualitative testing Rates of enzyme controlled reactions Research skills


    


 


Sampling techniques Transport in and out of cells


The assessment criteria for the practicals are:


• the safe and correct use of a range of practical equipment and materials


• an ability to follow written instructions


• the organisational skills to keep appropriate records of experimental activities


• make and record observations/measurements • present information and data in a scientific way


• use a wide range of experimental and practical instruments, equipment and techniques


20


Page 1  |  Page 2  |  Page 3  |  Page 4  |  Page 5  |  Page 6  |  Page 7  |  Page 8  |  Page 9  |  Page 10  |  Page 11  |  Page 12  |  Page 13  |  Page 14  |  Page 15  |  Page 16  |  Page 17  |  Page 18  |  Page 19  |  Page 20  |  Page 21  |  Page 22  |  Page 23  |  Page 24  |  Page 25  |  Page 26  |  Page 27  |  Page 28  |  Page 29  |  Page 30  |  Page 31  |  Page 32  |  Page 33  |  Page 34  |  Page 35  |  Page 36  |  Page 37  |  Page 38  |  Page 39  |  Page 40  |  Page 41  |  Page 42  |  Page 43  |  Page 44  |  Page 45  |  Page 46  |  Page 47  |  Page 48  |  Page 49  |  Page 50  |  Page 51  |  Page 52  |  Page 53  |  Page 54  |  Page 55  |  Page 56  |  Page 57