What is excretion process?
excretion, the process by which animals rid themselves of waste products and of the nitrogenous by-products of metabolism. Excretion is a general term referring to the separation and throwing off of waste materials or toxic substances from the cells and tissues of a plant or animal.
How does the kidney remove waste?
The kidneys remove waste products called urea from the blood through tiny filtering units called nephrons. There are about one million nephrons in each kidney. Each nephron consists of a ball formed of small blood capillaries, called a glomerulus, and a small tube called a renal tubule.
How are wastes carried to the kidney for removal?
picks up waste and carries this to the kidneys using the kidney arteries. The waste in your blood comes from the normal breakdown of active tissues and from the food you eat. Your body uses food for energy and selfrepair. After the body has taken what it needs, from the food, the waste is sent to the blood.
How does the body get rid of waste?
The soluble part of the body waste goes by a somewhat more roundabout route. With the Carbon Dioxide, it is poured by the Body cells into the veins, carried to the Heart, and pumped to the Lungs, where the Carbon Dioxide is thrown off.
What are the steps in the process of digestion?
There are 4 steps to digestion: Eat food. Break down the food into tiny pieces. Absorb nutrition into the body: move the small particles out of the digestive system and the rest of the body. Get rid of the waste, which is anything your body can’t use.
Which is the first step in the recycling process?
The first step in the recycling process is always collecting the plastic material that is to be recycled. This step is completely reliant upon businesses, restaurants, and the public to dispose of their plastic waste in the correct place.
How is the wastewater treatment process usually done?
This process is normally done in a structured way. The wastewater is directed using the underground drainage systems into the treatment plant. Exhauster tracks which are normally owned by business people can also be used to direct this wastewater into the treatment plant.