there will be the total of 120 questions each carrying 4 marks for correct answer and -1 for the negative answer following are the subjects from which the questions will be asked

Mathematics - 50

general English - 20

analytical ability and reasoning - 40

general English - 20

there are at most of 10 IIHM in India and unfortunately, 

yes IIHM Kozhikode is one of the IIHM in Kerala.

all the best!!!!!!!!!!!!!