Question

1. Circulatory system is composed of___&_____
2. Transpiration happens through_____
in leaves
3. Upper chambers of heartare called_______
4. Which blood vessel normally carry carbondioxide rich blood
5. Which material is transported through phloem in plants?
6. ----carries out dialysis
7. How does water transported from roor to stem?
8. Name the device used to measure blood pressure
9. Write thod fference between uneotellic and urecotcllic organisms.
10. What will happen if there are no platelets in the blood.​

Answer 1

Explanation:

1. Heart and blood vessels .
2. Stomata .
3. Auricles .
4. Aorta .
5. Sucrose .
6. Membranes .
7. Water is passively transported into the roots and then into the xylem. 2-The forces of cohesion and adhesion cause the water molecules to form a column in the xylem. 3- Water moves from the xylem into the mesophyll cells, evaporates from their surfaces and leaves the plant by diffusion through the stomata.
8. sphygmomanometer.
9. A ureotelic organism excretes excess nitrogen as urea. Urea is less toxic and needs less water in comparison to Ammonia. The uricotelic organism excretes uric acid or its salts.
10. Platelets are responsible for clotting of blood. If there are no platelets, the blood would not clot in case of an injury. This will lead to excess blood loss and can even lead to the death of a person.