Practice test

Excretory system - Test Set 3

Review 7 exam-focused questions with detailed explanations, then start the interactive test when you are ready.

7 questions

Questions and explanations

  1. Question 1

    Which of the following is a structural and functional unit of kidneys?
    1. Renette Cells
    2. Flame Cells
    3. Nephrites
    4. Nephrons
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  2. Question 2

    All of the following are excretory (waste) products of animals, except
    1. Uric Acid
    2. Ammonia
    3. Carbohydrates
    4. Urea
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  3. Question 3

    The nitrogenous waste of Human Beings is
    1. Ammonia
    2. Urea
    3. Ammonium Nitrate
    4. Uric Acid
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  4. Question 4

    Which is the organ that excretes water, fat and various catabolic wastes?
    1. Kidney
    2. Skin
    3. Spleen
    4. Salivary glands
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  5. Question 5

    In the process of dialysis, used on patients with affected kidneys, the phenomenon involved is
    1. Diffusion
    2. Absorption
    3. Osmosis
    4. Electrophoresis
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  6. Question 6

    The highest concentration of urea is found in
    1. Hepatic portal vein
    2. Dorsal aorta
    3. Hepatic vein
    4. Renal vein
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  7. Question 7

    Which one of the following substances is normally found in urine?
    1. Blood proteins
    2. Creatinine
    3. Red blood cells
    4. White blood cells
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