Topic: Body Transport System Subtopic: Introduction
Why is blood important?
Answer: If your body is to keep working properly, food, oxygen, water and heat to be carried from one place to another. Carbon dioxide and other waste materials have to be excreted from the body. Blood is the medium for all these things.
- What happens after exchange of substances?
- What happens if excess juice is secreted in stomach?
- How does mineral salts enter roots?
- What is vein?
- Why is blood important?
- How many chemicals are used in tobacco smoke?