Transportation in Plants and Circulation in Animals

Q2. Systemic circulation occurs only between heart and lungs.

Q3. All veins carry only oxygen-rich blood.

Q4. Pulmonary veins carry oxygenated blood from lungs to left atrium.

Q5. Coronary circulation supplies the heart muscle.

Q6. A sphygmomanometer measures blood pressure.

Q7. Xylem transports water and minerals.

Q8. Capillaries allow exchange between blood and tissues.

Q9. Veins always carry oxygenated blood.

Q10. O-group RBCs carry A and B antigens.