Olympiad Test: Transport And Excretion -2

The droplets of water arranged at the edges of leaves or flower in the morning is due to water transpired from stomata and lenticels. 

-Major function of the kidneys is to remove waste products and excess fluid from the body. These waste products and excess fluid are removed through the urine. The production of urine involves highly complex steps of excretion and re-absorption.

-Blood carries oxygen and other important nutrients that all body organs need to stay healthy and to work properly. Our heart is a muscle, and its job is to pump blood throughout your circulatory system.

-our lungs are part of the respiratory system, a group of organs and tissues that work together to help us breathe. The respiratory system's main job is to move fresh air into our body while removing waste gases.

-The stomach is a hollow organ, or "container," that holds food while it is being mixed with stomach enzymes. These enzymes continue the process of breaking down food into a usable form. Cells in the lining of the stomach secrete a strong acid and powerful enzymes that are responsible for the breakdown process.

Osmosis is the flow of water molecules from the region of higher water pressure to lower water pressure through a semipermeable membrane is called osmosis.