Answers

2015-06-29T16:30:40+05:30
physical                                      
                                                           
* ringing of an electric bell .
* boiling of milk .
* magnetization of iron .
* rain cycle .
* dissolution of sugar in water .
* drying of a fruit .
* melting of butter .

chemical

 *carbon cycle .
* curdling of milk .
* butter turning rancid .
* ripening of a fruit .
* rusting of iron .
* changes in electro chemical cells .
* burning of paper .

2 5 2
in a living organism not from daily life
you should read chemistry books and ask aquestion . please start reading books