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    Grade 9

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    jovelyn dahang
    The document appears to be a science test on the circulatory system with multiple choice and labeling questions. It covers topics like the parts of the heart (e.g. atriums, ventricles), their functions (e.g. pumping blood), blood components (e.g. red blood cells, hemoglobin), blood vessels (e.g. arteries, veins), and the role of the circulatory system in transporting nutrients, gases, and wastes. The test examines students' knowledge of basic heart and blood vessel anatomy as well as circulatory system functions.

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    Grade 9

    Uploaded by

    jovelyn dahang
    75 views2 pages
    The document appears to be a science test on the circulatory system with multiple choice and labeling questions. It covers topics like the parts of the heart (e.g. atriums, ventricles), their functions (e.g. pumping blood), blood components (e.g. red blood cells, hemoglobin), blood vessels (e.g. arteries, veins), and the role of the circulatory system in transporting nutrients, gases, and wastes. The test examines students' knowledge of basic heart and blood vessel anatomy as well as circulatory system functions.

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    The document appears to be a science test on the circulatory system with multiple choice and labeling questions. It covers topics like the parts of the heart (e.g. atriums, ventricles), their functions (e.g. pumping blood), blood components (e.g. red blood cells, hemoglobin), blood vessels (e.g. arteries, veins), and the role of the circulatory system in transporting nutrients, gases, and wastes. The test examines students' knowledge of basic heart and blood vessel anatomy as well as circulatory system functions.

    Copyright:

    © All Rights Reserved
    Download as DOCX, PDF, TXT or read online from Scribd
    Download as docx, pdf, or txt
    75 views2 pages

    Grade 9

    Uploaded by

    jovelyn dahang
    The document appears to be a science test on the circulatory system with multiple choice and labeling questions. It covers topics like the parts of the heart (e.g. atriums, ventricles), their functions (e.g. pumping blood), blood components (e.g. red blood cells, hemoglobin), blood vessels (e.g. arteries, veins), and the role of the circulatory system in transporting nutrients, gases, and wastes. The test examines students' knowledge of basic heart and blood vessel anatomy as well as circulatory system functions.

    Copyright:

    © All Rights Reserved
    Download as DOCX, PDF, TXT or read online from Scribd
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    e) none of the above

    Grade 9 – SCIENCE LONG TEST


    MULTIPLE CHOICE
    Write the letter of the correct answer on a ½ length
    twice sheet of paper.

    1. Which pumps out blood from the heart?


    a) atriums 10. The human heart is:
    b) ventricles a) made of muscle.
    c) capillaries b) a pump
    d) veins c) has four chambers.
    2. The right atrium receives what? d) beats faster when you exercise.
    a) oxygen-rich blood e) All of the above.
    b) capillaries
    c) oxygen-poor blood 11. The is a muscular organ that pumps blood
    d) platelets to the body through blood
    3. The heart is separated by a wall of tissue arteries.
    called ... A) vein
    a) veins b) artery
    b) capillaries c) heart
    c) atriums d) lungs
    d) septum
    4. What is true about the heart? 12. The body system that transports oxygen,
    a) it is a hollow, muscular organ nutrients, and waste through the body.
    b) blood is pumped into and out of it a. respiratory system
    c) the heart's left side is bigger than the right b. muscular system
    d) all of the above c. circulatory system
    5. A _____ prevents blood from flowing d. skeletal system
    backward.
    a) valve 13. What are the main organs of gas (oxygen
    b) heart and carbon dioxide) exchange in the
    c) septum respiratory system?
    d) ventricle a. diaphragm
    6. ______ carry blood away from the heart. b. lungs
    a) ventricles c. trachea
    b) arteries d. bronchi
    c) capillaries
    d) plasma 14. The System that contains blood vessels
    7. _______ carries nutrients such as glucose, and
    fats, vitamins, and minerals. the heart is the.
    a) red blood cells a. cardiovascular system
    b) white blood cells b. respiratory system
    c) plasma c. digestive system
    d) hemoglobin d. Integumentary System
    8. Which of the following is a function of the
    blood? 15. The ______are the receiving chambers of
    a) transport of nutrients and wastes the heart.
    b) transport of body heat a. atria
    c) transport of gases b. Ventricle
    d) defense against toxins and pathogens c. Muscular
    e) all of the above d. septum

    9. The function of hemoglobin is to 16. The __________are the pumping


    a) carry oxygen. chambers of the heart.
    b) defend against infection. a. atria
    c) aid in the process of blood clotting. b. Ventricle
    d) all of the above c. Muscular
    d. septum

    17. Starting from the aorta, the artery


    branches into smaller arteries until it becomes 25. Which part of the heart has the thickest
    the smallest arteries, called __________ walls?
    a. arterioles a. Left atrium
    b. arteries b. Left ventricle
    c. venules c. ventricle
    d. capillaries d. Right atrium

    18. Starting from the capillaries, the smallest


    veins, called __________ LABEL ME!
    a. arterioles
    b. arteries Write the correct label of the heart. 5 points.
    c. venules
    d. capillaries

    19. Where are red blood cells made?


    a. Bone marrow
    b. Heart
    c. Lungs
    d. Kidneys

    20. Which one of the following statements is


    correct?
    a. White blood cells contain hemoglobin.
    b. Blood cells are transported in the plasma.
    c. All blood cells are produced in the kidneys.
    d. There are only two types of a blood cells.

    21. Which one of the following is NOT a blood


    vessel?
    a. Vein
    b. Colon
    c. Artery
    d. Capillary
    22. What substance gives red blood cells their
    color?
    a. Glucose
    b. Platelets
    c. Hemoglobin
    d. Plasma
    23. Which of the following is a function of
    blood?
    a. NO To support the body
    b. To transport food to the stomach
    c. To maintain body temperature
    d. To produce bile

    24. How many chambers are there in the


    human heart?
    a. Three
    b. Two
    c. Four
    d. six

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