Topic: Food Energy and Respiration Subtopic: Diseases of the respiratory system
Why should tissue paper or handkerchief used?
Answer: Tissue or handkerchief should be used to cover your mouth and nose in order to prevent the spread of 100,000 viruses that can reach up to a distance of 10 meters.
- What is passive smoking?
- What is ovary?
- What is tobacco smoking?
- How are xylem and phloem arranged in stem?
- Who mostly has bronchitis?
- What is Asthma?