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The have no need to urinate because the water they take in through their roots is released as water vapor from their leaves.
Wiki User
∙ 13y ago
Wiki User
∙ 13y agoAnimals urinate to expel unnecessary toxins from their bodies, and to balance out their energy.
Wiki User
∙ 12y agoFirst, because they can use every bit of fixed nitrogen that they can get.
Second, urea is just a less toxic form of ammonia - a "waste" product in animal metabolism of amino acids.
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What organ of excretion is the largest in the body and gets rid of heat and urea?
The organ that excretes Urea compounds are the kidneys, BUT they do not excrete HEAT. No organ of the human body EXCRETES heat.
What does the human body excrete?
for a more medical answer, your body excretes waste in many ways. * when you exhale, you excrete carbon dioxide * you excrete feces during a bowel movement * you excrete urea in your urine when you urinate * you excrete waste when you sweat I may be missing a few, however, I feel that this is more accurate than poo and wizz
An increase in the blood level of non protein nitrogen can indicate?
It indicates a kidney disorder, because about half of NPN substances is urea (what the kidneys excrete).
What Nitrogen containing waste product is excreted by the kidney?
ammonium, and protein metabolism.
What does a blood urea nitrogen test do?
The blood urea nitrogen (BUN) test measures the level of urea nitrogen in a sample of the patient's blood.
Do bacteria excrete urea?
Yes they do. Many organisms including mammals, fish, fungi and microorganisms do excrete urea.
What organ uses sweat to excrete water and urea in the excretory system?
The skin uses sweat to excrete water and urea.
What waste does the skin excrete?
Urea
Why do marine fish excrete urine and why in fresh water excrete urea?
Neither marine nor freshwater fish excrete urine or urea; both marine and freshwater fish excrete nitrogenous waste products as pure ammonia.
What is the waste that human being excrete?
the urea
What are openings in the skin for the excretion of water salts and urea?
When you cry, don't you excrete salt water? when you run and sweat, you excrete salt water. When you drink water and later pee, you excrete urea.
What do the lungs excrete or remove from the body?
Lungs excrete carbon dioxide and kidneys excrete urea and other substance
How frogs dispose of nitrogenous waste?
Tadpoles excrete ammonia and frogs excrete urea
Why you need to excrete salt and urea?
too much salt is not good,urea is toxic
Do plants excrete?
yes plants do infact excrete
How does sharks excrete waste?
Sharks excrete their urea through their skin. Hence the reason why they have a certain 'ammonia-like' kind of smell.
Can plants excrete?
No they do not
