Topic: Food Energy and Respiration Subtopic: Diseases of the respiratory system
What are symptoms of cold?
Answer: The two common symptoms of cold are running nose and sore throat. Other then these, there maybe temperature or headaches.
- How does water and mineral salts reach xylem vessels?
- What is cell sap?
- What is transpiration stream?
- How long is digestive tract?
- Why is heart useful?
- What are xylem and phloem?