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Question
Give reason:
Excretion is a necessary process of our body.
Answer in Brief
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Solution
- Our bodies need to excrete urea, an extremely toxic nitrogenous waste product.
- Excessive accumulation in the bloodstream can result in death.
- The excretory substances include carbon dioxide (CO2) and water (H2O), nitrogenous metabolic waste, excess salts, and bile pigment.
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Chapter 9: The Excretory System - Review Questions [Page 124]
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