Why do we fall ill? Part 2 Class 9 Science

10/08/2020 27 min

Listen "Why do we fall ill? Part 2 Class 9 Science "

Episode Synopsis

DOLI CHAUDHURI, PGT BIOLOGY KV NO 1 KALAIKUNDA CHAPTER 13, CLASS 9 SCIENCE TOPICS- SPREAD OF DISEASE PRINCIPLES OF TREATMENT, ANTIBIOTICS, PRINCIPLES OF PREVENTION, VACCINATION