(1) By practising good habits and avoiding undue peer pressure.
(2) By attaining proper education and counseling.
(3) By seeking help from the parents and teachers.
(4) By maintaining good company.
(5) By seeking medical help if required.
What are the various public health measures, which you would suggest as safeguard against infectious diseases?
Discuss with your teacher what does ‘a suitable gene’ means, in the context of DNA vaccines.
In which way has the study of biology helped us to control infectious diseases?
What measure would you take to prevent water-borne diseases?