Water-borne diseases like cholera, typhoid, hepatitis B, etc. spread by drinking contaminated water. By ensuring proper disposal of sewage, excreta, and periodic cleaning habits we can prevent ourselves from water-borne diseases. Along with these, measures such as disinfecting community water reservoirs, boiling and filtering drinking water, etc. should also be observed.Answered by Pragya Singh | 1 year ago
In your view what motivates youngsters to take to alcohol or drugs and how can this be avoided?
Why is it that it is difficult to get rid of this habit once a person starts taking alcohol or drugs? Discuss it with your teacher.
Do you think that friends can influence one to take alcohol/drugs? If yes, how may one protect himself/herself from such an influence?
List the harmful effects caused by alcohol/drug abuse.
Explain what is meant by metastasis