Topic: Body Transport System Subtopic: The blood circulation
What happens in lungs?
Answer: When the blood reaches the lungs, carbon dioxide is diffused out into the lungs and oxygen diffuses into the blood, some of the water is also lost in exhalation.
- What are properties of blood present in veins?
- How does rate of transpiration vary?
- Why should tissue paper or handkerchief used?
- What is oxygenated blood?
- What is cell sap?
- Which harmful chemical is black in color?