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DAT Practice Questions

  • Practice Question #1: Biology

    Which of the following illustrates the principle of induction in invertebrates?

    • A. In an embryo, the presence of a notochord beneath the ectoderm results in the formation of a neural tube.
    • B. A neuron synapses with another neuron via a neurotransmitter.
    • C. Eye muscles constrict in response to light.
    • D. Secretion of TSH stimulates the secretion of thyroxine.
    • E. The maternal parent induces spontaneous expression of recessive genes.
  • Practice Question #2: Biology

    C6H12O6 + O2 CO2 + H2O

    This process is completed

    • A. in the cytoplasm.
    • B. in the area of the cell membrane.
    • C. in the nucleus.
    • D. in the mitochondria.
    • E. in the area around the ribosomes.
  • Practice Question #3: Biology

    Cells that are involved in active transport, such as cells of the intestinal epithelium, utilize large quantities of ATP. In such cells there are

    • A. high levels of adenylate cyclase activity.
    • B. many polyribosomes.
    • C. many mitochondria.
    • D. high levels of DNA synthesis.
    • E. many lysosomes.
  • Practice Question #4: Biology

    In an emergency, an individual with type AB antigen on his red blood cells

    • A. may receive a transfusion of type O blood.
    • B. may receive a transfusion of type A blood.
    • C. may receive a transfusion of type B blood.
    • D. All of the above
    • E. None of the above
  • Practice Question #5: General Chemistry

    The least stable free radical is

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  • Practice Question #6: General Chemistry

    Which one of the following reactions will be accompanied by an increase in entropy?

    • A. Na(s) + H₂O(l)  → NaOH(aq) + H₂(g)
    • B. I₂(g) I₂(s)
    • C. H₂SO₄(aq) + Ba(OH)₂(aq) →  BaSO₄(s) + H₂O(l)
    • D. H₂(g) + 1/2 O₂ (g) → H₂O(l)
    • E. None of the above.
  • Practice Question #7: General Chemistry

    The heat of combustion of gaseous ammonia, NH₃(g), is 81 kcal/mole. How much heat is released in the reaction of 34 grams of ammonia with excess oxygen?

    • A. 40.5 kcal
    • B. 60.3 kcal
    • C. 75.8 kcal
    • D. 81 kcal
    • E. 162 kcal
  • Practice Question #8: General Chemistry

    Which of the following electron configurations represents the element that would form the most acidic anhydride?

    • A. 1s²2s²2p⁶3s¹
    • B. 1s²2s²2p⁶3s²
    • C. 1s²2s²2p⁶3s²3p¹
    • D. 1s²2s²2p⁶3s²3p²
    • E. 1s²2s²2p⁶3s²3p³
  • Practice Question #9: Math

    A roulette wheel consists of 38 slots. 36 of these are numbered 1 through 36 and colored red or black so that there are nine red even-numbered slots, nine black odd-numbered slots, etc. These slots occur with equal probability. The two slots marked 0 or 00 are each three times as likely to occur as any one of the other 36. What is the probability that a red even number, a red 23, or a 00 will occur on one roll of the wheel?

    • A. 2/7
    • B. 5/18
    • C. 13/38
    • D. 13/42
    • E. 3/10
  • Practice Question #10: Math

    If 1/5 of those in a high school are freshmen, and 40% of the freshmen are women, and 3/5 of those in the other grades are women, how many men are enrolled in the high school, given that there are 600 students altogether?

    • A. 240
    • B. 264
    • C. 300
    • D. 336
    • E. 360
  • Practice Question #11: Math

    In the first 12 games of the season, the forward on a soccer team scored 20 goals. How many goals must he average in each of the remaining 6 games of the season in order to average 2.0 goals per game overall?

    • A. 1 ½
    • B. 2 ⅓
    • C. 2 ½
    • D. 2 ⅔
    • E. 20
  • Practice Question #12: Math

    Susan has $10 with which to buy apples. Apples are priced at 6 for $0.89, or $0.20 each. How much change will Susan receive if she buys as many as she can?

    • A. $1.10
    • B. $0.89
    • C. $0.21
    • D. $0.10
    • E. $0.01
  • Practice Question #13: Keyholes

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  • Practice Question #14: Angle Ranking

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  • Practice Question #15: Hole Punching

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  • Practice Question #16: Top-Front-End

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Complete the quiz above to get your score and see the correct answers.