Experiment 6A Biology with Calculators 6A - 1 Enzyme Action: Testing Catalase Activity Many organisms can decompose hydrogen peroxide (H 2O 2) enzymatically. ...

S.No. Type of Question . Marks for each Question . No. of . Questions . Total Marks 1. Long Answers (LA) 5 . 3 . 15 2. Short Answers-II (SA II) 3 . 9 . 27 3. ...

IGCSE Chemistry 2012 exam revision notes by Samuel Lees Contents: 1. The particulate nature of matter 2. Experimental techniques 2.1 Measurement ...