Topic: Food Energy and Respiration Subtopic: Diseases of the respiratory system
What are chances of smoker of getting lung cancer?
Answer: Smoker have fourteen times more chances than a non-smoker of having lung cancer. This is only due to the presence of tar in the cigarette.
- How long is digestive tract?
- What is an inhaler?
- Why does constipation occur?
- Which harmful chemical is black in color?
- What happens to food in stomach?
- How many chemicals are used in tobacco smoke?