Water Regulation and Excretion Mechanisms
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Questions and Answers

جسم میں فضلہ نکالنے کا کیا طریقہ کار ہے؟

  • یہ فضلہ کو جسم سے باہر نکالتا ہے (correct)
  • یہ بیماریوں سے بچاتا ہے
  • یہ مادے کو جمع کرتا ہے
  • یہ صرف پانی کو جذب کرتا ہے
  • جسم میں پانی کو صرف ضائع کیا جاتا ہے۔

    False

    فضلہ نکالنے کے طریقہ کار کو کیا کہتے ہیں؟

    اخراج

    عضو _____ فضلہ نکالنے کا کام کرتا ہے۔

    <p>گردہ</p> Signup and view all the answers

    درست طریقوں کو ان کے کاموں کے ساتھ ملاو:

    <p>گردہ = پانی کا ضیاع جگر = زہریلے مواد کی صفائی جلد = خون کے ذریعے مواد کا اخراج پھیپھڑے = کاربن ڈائی آکسائیڈ کا اخراج</p> Signup and view all the answers

    Which mechanism is primarily associated with the removal of waste in organisms?

    <p>Excretion</p> Signup and view all the answers

    Water is only excreted and never used by organisms.

    <p>False</p> Signup and view all the answers

    What term refers to the process of removing waste from an organism's body?

    <p>Excretion</p> Signup and view all the answers

    The mechanism of _____ is crucial for the removal of waste from organisms.

    <p>excretion</p> Signup and view all the answers

    Match the following waste removal mechanisms with their descriptions:

    <p>Excretion = Removal of waste from the body Filtration = Separation of waste from fluids Secretion = Active transport of substances out of cells Reabsorption = Taking back useful substances from waste</p> Signup and view all the answers

    Study Notes

    Mechanism Of Regulation

    • Water regulation is a crucial process for maintaining homeostasis in organisms across diverse environments.
    • Organisms employ various mechanisms to control the intake and excretion of water, balancing water loss and gain.
    • The specific mechanisms organisms use are tailored to their specific environment (e.g. terrestrial, aquatic).
    • Water balance is critical for all life processes; many cellular functions work optimally within a narrow, precise range of water content.
    • Water and solute concentrations can seriously affect cellular functioning, causing cells to swell or shrink.

    Excretion

    • Excretion is the process by which organisms remove metabolic waste products and excess substances for life to occur.
    • Different organisms utilize distinct excretory systems based on their body plan and environment.
    • Waste products such as urea and ammonia are eliminated through various organs, such as kidneys and lungs.
    • Terrestrial organisms, adapted for terrestrial existence, face specific challenges when it comes to water loss, which must be factored into excretion.

    Mechanism of removal of waste

    • Waste removal mechanisms vary between different organisms and their respective environments.
    • Organisms have adapted various organs or systems to facilitate the elimination of wastes, ensuring their survival in their habitat.
    • The selection pressure of the environment plays a crucial role in shaping the mechanism of waste removal in any given organism.
    • The specific metabolic processes an organism undertakes dictate the nature of waste products it needs to eliminate.
    • Efficient waste removal is critical to maintain internal equilibrium and prevent the buildup of toxic substances.

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    یہ کوئز پانی کے ضوابط اور نکاسی کی دھوپ وہ آلہ ہیں جو جانداروں کے لئے اہم ہیں۔ مختلف ماحول میں انکی اہمیت اور مخصوص طریقے کو سیکھیں۔ یہ پانی کی توازن کو برقرار رکھنے کے لئے مختلف طریقوں پر روشنی ڈالتا ہے۔

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