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Transportation in Animals and Plants Test - 9

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Transportation in Animals and Plants Test - 9
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  • Question 1
    1 / -0
    The two lower chambers of the heart are called _______.
    Solution
    • There is a total of 4 chambers of the human heart. 
    • The two upper chambers of the heart are called Atria.
    The two lower chambers of the heart are called ventricles.
    Option B is correct.
  • Question 2
    1 / -0
    When you feel your pulse, what you actually feel is blood rushing through the _______.
    Solution
    When we feel the pulse, it is the pressure exerted by the blood on the wall of arteries because of the systole of the left ventricle. 
    So, the correct answer is 'Arteries'.
  • Question 3
    1 / -0
     The respiratory pigment present in humans is _______.
    Solution
    • RBCs, WBCs and platelets are components of blood.
    • Haemoglobin is the respiratory pigment present in RBC, which binds with oxygen and transports it to other parts of the body.
    Thus, Option "C" is correct.
  • Question 4
    1 / -0
    Erythrocyte is another name for______.

    Solution
    RBCs or Red Blood Cells are known as Erythrocytes. While, WBCs or White Blood Cells are known as Leukocytes.
    Therefore, option A is correct.
  • Question 5
    1 / -0
    Which of the following is likely to increase in number when the body is under attack from bacteria?
    Solution
    • The blood is made up of majorly four components: - Red blood cells, White blood cells, blood platelets, and Blood plasma.
    • The white blood cells (WBC) fight against germs that may enter our bodies. 
    Therefore, option D is correct.
  • Question 6
    1 / -0
    What are the main functions of blood?
    Solution
    • Blood is the fluid that flows in blood vessels.
    • It transports substances like digested food from the small intestine to the other parts of the body.
    • It carries oxygen from the lungs to the cells of the body.
    • Leukocytes, or white blood cells present in the blood, destroy invading microorganisms and cancer cells. Hence. protect us from various infections.
    • Platelet factors initiate blood clotting and help minimize blood loss in any injury that causes rupturing of blood vessels.
    • Blood helps to regulate pH and water balance by transferring water to and from tissues.

    Option D is correct.
  • Question 7
    1 / -0
    Due to the presence of hemoglobin, ____________.
    Solution
    Oxygen binds to hemoglobin in red blood cells which supply oxygenated blood to all parts of the body.
    Therefore oxygenated blood is transported through arteries and due to presence of hemoglobin, Arteries appear red.
    Option B is correct.
  • Question 8
    1 / -0
    The walls of veins are not thick as those of arteries because?
  • Question 9
    1 / -0
    The relatively clear fluid medium which carries various other suspended cells of blood is called________.

  • Question 10
    1 / -0
    Which of the following statement is correct about blood?
    1. Blood is the fluid which flows in blood vessels.
    2. Blood transports substances like digested food from the large intestine to the other parts of the body.
    3. It carries oxygen from the lungs to the cells of the body.
    4. It also transports waste for removal from the body.
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