ICSE Class 10 Chapter Biology Chapter 9 Excretory System Revision Notes
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Excretion
Removal of nitrogenous waste from the body due to its metabolic activities is called excretion.
Excretory Organs
The excretory system is made up of numerous organs that work in unison to ensure that waste is effectively removed from your body.
Below are the details of the excretory system organs:
1. Primary Excretory System Organs:
- Kidney.
- Skin.
- Lungs.
2. Secondary Excretory System Organs:
- Liver
- Gallbladder
- Urinary Bladder
- Ureters
- Urethra
- Large Intestine
Excretion
The process of removing chemical wastes and excess water from the body is called excretion. Excretion is one of the major ways the body maintains homeostasis. Thermoregulation is one of the mechanisms to return your body to homeostasis.
What is Thermoregulation?
Thermoregulation is the ability of an organism to keep its body temperature within certain boundaries, even when the surrounding temperature is very different.
ICSE Class 10 Chapter Biology Chapter 9 Excretory System Revision Notes PDF