1.

    How does the skin contribute to the excretion of metabolic wastes?

    A

    By filtering blood and removing nitrogenous waste

    B

    Through sebaceous glands, excreting excess lipids and steroids

    C

    Through sweat glands, excreting water, salts, and small amounts of urea

    D

    By converting ammonia to uric acid

    Question Tags

    Related Questions

    2.

    The principle nitrogenous excretory compound in humans is synthesized

    A

    In kidneys, but eliminated mostly through liver

    B

    In kidneys as well as eliminated by kidneys

    C

    In liver and also eliminated by the same through bile

    D

    In the liver, but eliminated mostly through kidneys

    Question Tags

    3.

    How does the skin contribute to the excretion of metabolic wastes?

    A

    By filtering blood and removing nitrogenous waste

    B

    Through sebaceous glands, excreting excess lipids and steroids

    C

    Through sweat glands, excreting water, salts, and small amounts of urea

    D

    By converting ammonia to uric acid

    Question Tags

    4.

    Which of the following correctly describes the role of the lungs in excretion?

    A

    Excretion of urea and uric acid

    B

    Elimination of volatile metabolic wastes like CO2 and some water

    C

    Secretion of excess salts and minerals

    D

    Filtration of blood and removal of nitrogenous waste

    Question Tags

    10.

    Our lungs release

    A

    18 L of O2{O_2}every day

    B

    18 L of CO2C{O_2} every day

    C

    10 L of CO2C{O_2}every day

    D

    10 L of O2{O_2} every day

    Question Tags

    company logo