Medical Entrance

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Q. What is the net gain of ATP from one molecule of glucose during aerobic respiration? (2023)
  • A. 2 ATP
  • B. 30-32 ATP
  • C. 36 ATP
  • D. 38 ATP
Q. What is the net gain of ATP molecules from one molecule of glucose during aerobic respiration? (2023)
  • A. 2
  • B. 18
  • C. 30-32
  • D. 36
Q. What is the normal pH range of human blood? (2019)
  • A. 6.8 - 7.2
  • B. 7.35 - 7.45
  • C. 7.0 - 7.5
  • D. 7.8 - 8.0
Q. What is the normal pH range of human urine? (2022)
  • A. 4.5 - 5.5
  • B. 6.0 - 7.0
  • C. 7.5 - 8.0
  • D. 9.0 - 10.0
Q. What is the normal respiratory rate for a healthy adult at rest? (2022)
  • A. 10-12 breaths per minute
  • B. 12-20 breaths per minute
  • C. 20-30 breaths per minute
  • D. 30-40 breaths per minute
Q. What is the osmotic pressure of a solution containing 0.1 moles of glucose in 1 L of solution at 25 °C? (R = 0.0821 L·atm/(K·mol)) (2020)
  • A. 2.03 atm
  • B. 1.96 atm
  • C. 0.82 atm
  • D. 0.25 atm
Q. What is the osmotic pressure of a solution containing 0.1 moles of glucose in 1 liter of solution at 25 °C? (R = 0.0821 L atm/K mol) (2020)
  • A. 2.06 atm
  • B. 0.82 atm
  • C. 1.01 atm
  • D. 0.25 atm
Q. What is the osmotic pressure of a solution containing 0.1 moles of solute in 1 liter of solution at 25 °C? (R = 0.0821 L·atm/(K·mol)) (2020)
  • A. 2.5 atm
  • B. 0.82 atm
  • C. 1.0 atm
  • D. 0.25 atm
Q. What is the osmotic pressure of a solution containing 0.5 moles of solute in 1 liter of solution at 25 °C? (2021)
  • A. 12.3 atm
  • B. 24.6 atm
  • C. 6.1 atm
  • D. 3.1 atm
Q. What is the osmotic pressure of a solution containing 0.5 moles of solute in 1 liter of solution at 25 °C? (R = 0.0821 L·atm/(K·mol)) (2021)
  • A. 12.3 atm
  • B. 10.2 atm
  • C. 8.2 atm
  • D. 6.1 atm
Q. What is the osmotic pressure of a solution containing 2 moles of glucose in 1 liter of solution at 25 °C? (2021)
  • A. 0.0821 atm
  • B. 1.0 atm
  • C. 2.0 atm
  • D. 4.0 atm
Q. What is the osmotic pressure of a solution containing 2 moles of glucose in 1 liter of solution at 25 °C? (R = 0.0821 L·atm/(K·mol)) (2020)
  • A. 0.82 atm
  • B. 1.64 atm
  • C. 2.46 atm
  • D. 4.92 atm
Q. What is the outermost layer of a plant stem called? (2022)
  • A. Cortex
  • B. Epidermis
  • C. Phloem
  • D. Xylem
Q. What is the outermost layer of cells in a plant called? (2023)
  • A. Cortex
  • B. Epidermis
  • C. Phloem
  • D. Xylem
Q. What is the outermost whorl of a flower called? (2023)
  • A. Calyx
  • B. Corolla
  • C. Androecium
  • D. Gynoecium
Q. What is the oxidation state of nitrogen in NH4Cl? (2023)
  • A. -3
  • B. +3
  • C. +1
  • D. 0
Q. What is the packing efficiency of a body-centered cubic (BCC) structure? (2020)
  • A. 52%
  • B. 68%
  • C. 74%
  • D. 100%
Q. What is the path difference for the first minimum in a single-slit diffraction pattern? (2021)
  • A. λ/2
  • B. λ
  • C. 3λ/2
  • D. λ/4
Q. What is the peak voltage of an AC source if its RMS voltage is 220 V? (2021)
  • A. 311 V
  • B. 220 V
  • C. 155 V
  • D. 440 V
Q. What is the peak voltage of an AC supply if its RMS voltage is 220 V? (2021)
  • A. 311 V
  • B. 220 V
  • C. 155 V
  • D. 440 V
Q. What is the percentage error if the measured value is 10.0 and the true value is 9.5? (2021)
  • A. 5.26%
  • B. 4.76%
  • C. 2.5%
  • D. 10%
Q. What is the percentage error if the measured value is 20 and the true value is 25? (2021)
  • A. 20%
  • B. 25%
  • C. 5%
  • D. 10%
Q. What is the percentage error if the measured value is 20.0 and the true value is 19.5? (2021)
  • A. 2.56%
  • B. 1.25%
  • C. 3.33%
  • D. 5.00%
Q. What is the percentage error if the true value is 50 and the measured value is 48? (2022)
  • A. 4%
  • B. 2%
  • C. 5%
  • D. 3%
Q. What is the pH of a solution with a hydrogen ion concentration of 1 x 10^-3 M? (2019)
  • A. 1
  • B. 3
  • C. 7
  • D. 10
Q. What is the pH range of normal human urine? (2022)
  • A. 4.5 - 5.5
  • B. 6.0 - 7.0
  • C. 7.5 - 8.0
  • D. 8.5 - 9.0
Q. What is the phase difference between two particles executing simple harmonic motion in the same direction with the same amplitude and frequency? (2023)
  • A. 0
  • B. π/2
  • C. π
  • D. 3π/2
Q. What is the phase difference between two particles executing simple harmonic motion in the same direction with the same frequency? (2021)
  • A. 0
  • B. π/2
  • C. π
  • D. 3π/2
Q. What is the phase difference between two particles executing simple harmonic motion in phase? (2021)
  • A. 0 radians
  • B. π/2 radians
  • C. π radians
  • D. 3π/2 radians
Q. What is the phase of the cell cycle where DNA is replicated? (2020)
  • A. G1 phase
  • B. S phase
  • C. G2 phase
  • D. M phase
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