Why is excretion necessary?

Excretion is necessary to remove metabolic waste products like urea, carbon dioxide, and toxins from the body. If these substances accumulate, they can cause poisoning, disrupt homeostasis, and impair organ function.

Related Questions:

  1. Name some waste products of plants.
  2. How are carbon dioxide and oxygen removed from plants?
  3. What is the importance of homeostasis?
  4. Name the structures of the urinary system.
  5. Write the functions of the following:
  6. Name the disorders of the kidney.
  7. Write the cause of the formation of kidney stones.
  8. Explain osmotic adjustment in plants.vc
  9. Write the role of skin, lungs, liver, and kidney in maintaining homeostasis.
  10. Describe the structure of a nephron.
  11. Explain the process of urine formation in humans.
  12. Discuss the disorders of the human excretory system.
  13. Write any two similarities between a dialysis machine and a real kidney.
  14. Name the structures in the urinary system of man that is associated with each of these:
  15. The right kidney is slightly lower than the left one. Why?
  16. How is homeostasis maintained in plants?
  17. The diagram shows the schematic sketch of haemodialysis.
  18. Why does breathing rate increase during exercise?
  19. How does gaseous exchange occur in fish compared to humans?
  20. Describe the human urinary system.