Topic: Food Energy and Respiration Subtopic: Diseases of the respiratory system
What is cough?
Answer: Coughing is the sudden clearing of the air passage. But coughing along with sneezing or running nose means that you have cold or you're ill.
- What is indigestion?
- What is passive smoking?
- What is flu?
- What is food poisoning?
- Which harmful chemical is black in color?
- What is transpiration stream?