D 2 State two differences between the contents of containers A and B before passing the magnet through [10 marks] The diagrams below are illustrations of the beginning and end of an experiment to demonstrate a biological phenomenon by dropping potassium permanganate crystal into a beaker filled with water Study the diagrams carefully and answer the questions that follow Water molecules- Potahun permanganate molecules () (i) (iii) (iv) Beginning of experiment 0 O End of experiment Name the biological process illustrated in the set-up above. What will be the observation at the end of the experiment? Explain your observation in (ii). Suggest a suitable aim for the experiment. State two examples each of the process shown above in: plants: (p) animals. [10 marks]