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OAT -- Try Practice Questions

Survey of the Natural Sciences

  1. Homeostasis
    1. is the secretion of enzymes by the digestive glands.
    2. is demonstrated by the action of the endocrine glands.
    3. is shown by a cross of two homozygous traits.
    4. is the capacity of living things to change internal conditions to meet environmental changes.
    5. results in the death of living tissue.
    Get Answer

  2. Components of blood include
    1. plasma.
    2. red blood cells.
    3. white blood cells.
    4. cell fragments known as platelets.
    5. All of the above
    Get Answer

  3. Which enzyme breaks down starch to disaccharides?
    1. Amylase
    2. Gastrin
    3. Secretin
    4. Pepsin
    5. Maltase
    Get Answer

  4. The glomerular filtrate in Bowman's capsule contains all of the following EXCEPT
    1. glucose.
    2. amino acids.
    3. plasma proteins.
    4. urea.
    5. Na+.
    Get Answer

  5. The lymphatic system
    1. filters the capillary ultrafiltrate.
    2. has its fluid propelled by muscular contraction.
    3. returns lymph to the circulatory system via the thoracic duct.
    4. Two of the above
    5. All of the above
    Get Answer

  6. Which of the following alkenes would react most rapidly with HCl?
    1. Chloroethene
    2. Cis-1,2-dichloroethene
    3. Trans-2-butene
    4. Propene
    5. 2-methylpropene
    Get Answer
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