MCAT Practice Test

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Q. 21. Fly-traps in two pitcher plants ‘sundew and venus’ are similar in that they both

  1. Are saprophyte
  2. Trap insects
  3. Are symbiotic
  4. Lack chlorophyll

Q. 22. Which of following is mostly likely the result of large scale of destruction of forests?

  1. Increase in air humidity
  2. Decrease in floods
  3. Increase in soil erosion
  4. Decrease in carbon dioxide

Q. 23. The amount of lactic acid, in muscles, rises when they start lacking:

  1. Carbon dioxide
  2. Oxygen
  3. Glucose
  4. Hydrogen carbonate

Q. 24. The enzymes in pancreatic juice digest:

  1. Carbohydrates and proteins only
  2. Carbohydrates and proteins only
  3. Fats and proteins only
  4. Carbohydrates, Proteins and Fats

Q. 25. Which of the following addictive drug is, sometimes, injected for relief from a severe pain?

  1. Heroin
  2. Alcohol
  3. Aspirin
  4. Nicotine

Q. 26. The bacterial cells and virus particle, both have:

  1. A cell membrane
  2. Nuclear material
  3. A cell wall
  4. A slime layer

Q. 27. The percentage of arthropods in total animal kingdom is:

  1. 85 %
  2. 45 %
  3. 75 %
  4. 60 %

Q. 28. Uric-acid is a major nitrogenous waste-matter that is  formed by:

  1. Earthworm
  2. Grasshopper
  3. Planaria
  4. Man

Q. 29. The center that controls breathing, constriction and dilation of blood vessels; and heart-beating is located in:

  1. Cerebellum
  2. Pons
  3. Medulla oblongata
  4. Hypothalamus

Q. 30. Which one of the following fungi is poisonous?

  1. Morchella
  2. Amanita
  3. Agaricus
  4. Rhizopus


Q. 31. The pages of the look are visible to us because they:

  1. Absorb light
  2. Emit light
  3. Reflect light
  4. Refract light

Q. 32. If a person throws a stone vertically upwards while sitting in a train moving with constant velocity, the stone will fall:

  1. In his hand
  2. Behind him
  3. In front of him
  4. Outside the train

Q. 33. A neutral body is rubbed and its charge becomes positive. It must have:

  1. Gained protons
  2. Gained neutrons
  3. Gained electrons
  4. Lost electrons

Q. 34. Angular momentum is defined as:

  1. The dot product of position vector and linear momentum
  2. The cross product of position vector and linear momentum
  3. The simple product of position vector and linear momentum
  4. The product of distance and linear momentum

Q. 35. A charged particle is placed in an electrical field E. If the charge on the particle is doubled, the force exerted on the particle by the field is:

  1. Doubled
  2. Halved
  3. Quadrupled
  4. Unchanged

Q. 36. What is the wavelength of the light in millimeter?

  1. 5.4 x 10-3
  2. 5.4 x 10-5
  3. 5.4 x 10-4
  4. 5.4 x 10-10

Q. 37. Elephants have large flat feet. It helps them, having heavy weight, in walking properly on ground and maintaining proper body posture by

  1. Reducing ground friction on their feet
  2. Reducing their pressure on ground
  3. Increasing feet penetration into ground
  4. None of the above

Q. 38. The second law of thermodynamic states that:

  1. 100% conversion of mechanical work into heat is not possible
  2. 100% efficient heat engine is not possible
  3. 100% conversion of heat into mechanical work is not possible
  4. None of these

Q. 39. The change in temperature of “20oC” is equivalent to change in temperature on Kelvin scale of:

  1. 0.9 K
  2. 20 K
  3. 11 K
  4. 6.7 K

Q. 40. The force restraining an object’s motion on an inclined plane:

  1. Is directed into the plane
  2. May be friction
  3. Is directed to sideways
  4. Is always friction

Q. 41. A person, standing in an elevator which goes up with constant upward acceleration, exerts a push on the floor of elevator whose value:

  1. Is always equal to his weight
  2. Is always lesser than his weight
  3. Is always greater than his weight
  4. Is greater when his acceleration is than ‘g’

Q. 42. The magnetic field is produced by:

  1. Moving protons
  2. Stationary protons
  3. Stationary electrons
  4. Moving electrons

Q. 43. Slight gaps are intentionally left between blocks of a building for:

  1. To drain water accumulated on the roof
  2. To avoid cracks due to temperature impacts
  3. To allow light to internal of room
  4. None of them

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