Question:

Urine is formed from

Updated On: Jun 2, 2023
  • Tubular absorption
  • Glomerular filtration
  • Tubular secretion
  • Both A and B
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The Correct Option is D

Approach Solution - 1

Answer (d) Both A and B
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Approach Solution -2

Although blood is naturally alkaline, urine is acidic. It is because acidic compounds are constantly introduced to blood, but kidneys also perform a vital function by selectively filtering out substances from blood into urine, which is acidic in nature.
 
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Concepts Used:

Excretory products and their elimination

The physiological process of the elimination of metabolic waste from the body is called excretion. The excretory products comprise amino acids, carbon dioxide, urea, uric acid, water, and ammonia. Some of the Molluscs and Echinoderms excrete waste products from the body in the form of amino acids. Ammonia is the foremost excretory product in animals, it is derived from the proteins exists in the food we eat.

Excretory Products in Different Organisms:

Excretory Products in Different Organisms

Read More: Excretion in Human Beings