Frank ICSE Solutions for Class 9 Biology - Health Personal and Social PAGE NO:203 Solution 1. Hygiene is the science of preserving and promoting good health. The major aspects of personal hygiene are:Cleanliness Physical exercise Rest and sleep Healthy habits Balanced dietSolution 2. The healthy habits one should develop are:Eating a balanced … [Read more...] about Frank ICSE Solutions for Class 9 Biology-Health Personal and Social