CHECKPOINT 1

2. / blood is prevented from flowing backward in the veins by..
3. / a pale yellow colour component in the blood
5. / The exchange of gases like oxygen and carbon dioxide in photosynthesis and respiration happen at
7. / organ that pumps blood to the whole body
8. / Blood pressure readings usually taken using a ....
11. / The blood vessel that carry blood out of the heart
12. / The reading of blood pressure that flows and fills the heart is called ........ pressure reading.
13. / the loss of water through evaporation from the stoma of leaves

1. / transport food like glucose from the leaves to the stems and roots
2. cava / Transport deoxygenated blood from all parts of body to right atrium
4. / Transport oxygenated blood from heart to all parts of the body
5. / the heart is divided into 2 parts by..
6. / loss of water from plants in the form of liquid known as xylem sap through hydathodes which are always open on the edge of leaves.
9. / helps in the clotting of blood
10. / blood vessel that is Thin, less muscular and less elastic