Circulatory Systems in Organisms Quiz
18 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the function of Eosinophils in the body?

  • Secreting histamine and serotonin
  • Resisting infections
  • Causing allergic reactions (correct)
  • Phagocytosis
  • What is the color of Platelets (Thrombocytes)?

  • Colorless (correct)
  • Blue
  • Red
  • Yellow
  • Which plasma protein is responsible for blood coagulation?

  • Globulins
  • Fibrinogen (correct)
  • Albumins
  • Inorganic substances
  • Which blood group is considered the 'Universal Recipient'?

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

    In which organisms does circulation involve the use of body fluids like blood and lymph?

    <p>Annelids and chordates</p> Signup and view all the answers

    What does the presence of Rh factor indicate in blood typing?

    <p>Presence of Rh+ve antigen on RBC</p> Signup and view all the answers

    In which organisms is the circulation pattern such that deoxygenated and oxygenated blood get mixed up in a single ventricle?

    <p>Amphibians &amp; birds</p> Signup and view all the answers

    What is the advantage of using blood vessels for circulation, as opposed to sinuses?

    <p>Precise regulation of fluid flow</p> Signup and view all the answers

    What is the function of water in the plasma in terms of circulation?

    <p>Solvent for transporting vitamins, hormones, enzymes, etc.</p> Signup and view all the answers

    Which type of heart receives impure (deoxygenated) blood only?

    <p>Venous heart</p> Signup and view all the answers

    What is the primary function of friction in physics?

    <p>To generate heat energy</p> Signup and view all the answers

    What happens to the force of friction if the surface area of contact between two objects is increased?

    <p>The force of friction increases</p> Signup and view all the answers

    How does the roughness of surfaces affect the force of friction?

    <p>Rough surfaces have higher friction than smooth surfaces</p> Signup and view all the answers

    In which scenario would the force of static friction be greater than the force of kinetic friction?

    <p>A car moving up a steep hill</p> Signup and view all the answers

    What effect does lubrication have on the force of friction between two surfaces?

    <p>Lubrication decreases the force of friction</p> Signup and view all the answers

    In which scenario would the force of friction be at its maximum value?

    <p>When an object is just starting to slide from rest</p> Signup and view all the answers

    What type of energy transformation occurs due to the presence of friction in mechanical systems?

    <p>Potential energy to kinetic energy</p> Signup and view all the answers

    Which factor affects the force of friction when an object is sliding on a surface?

    <p>The speed of the object</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Browser