MDCAT XII Half Syllabus Free Mock Test-1

1.

Paragraph:
Many people enjoy traveling because it allows them to explore new places and experience different cultures. Traveling can be both exciting and educational, as it broadens a person’s perspective about the world. For example, visiting historical sites helps travelers learn about the past, while trying local foods introduces them to new flavors and traditions. However, traveling also requires careful planning, such as booking accommodations and managing a budget. Despite the challenges, the memories and knowledge gained from traveling often make the effort worthwhile.

QUESTION: Why is traveling worth the effort despite its challenges?

2. Which tense is used to describe the Universal Truth or Habitual Action ?

3. Choose the synonym of "observe":

4. Choose the antonym of "optimistic":

5. When I (ask) him what he (do), he (say) that he (eat) an apple.

6. I will help him If he________

7. The War _______in 2020.

8. Proteins_________ carbon, hydrogen, oxygen, and nitrogen

9. You _______always_________ your things. Put them into their bag.

10. Tick the correct match pair regarding pancreatic endocrine cells and their secretions:

11.

Which of the following hormones plays an inhibitory role?

12. Which of the following is incorrectly matched?

13. Which hormones are produced by the hypothalamus but stored and secreted by the posterior pituitary gland?

14. Symptoms of Cushing's syndrome is/are

15. Parathyroid hormone is released when:

16. Cretinism is caused by?

17. Which of the following statements is/are Correct?

18. Which one of the following is correctly matched?

19.

Match the receptor type with the type of energy it detects:

20. Which part of Brain controls the precise body movements

21. Which of the following are controlled by limbic system

1. Sexual behaviour
2. Emotional reaction
3. Respiration
4. Body balance

22. Which of the following meninges is present next to the cranium?

23. Neurotransmitter receptors are typically located?

24. Which axon will conduct the nerve impulse faster?

25. Refractory period of neuron persists for:

26. Correct statement regarding the distribution of ions in the membrane

27. Dorsal root ganglion contains:

28. Arrange the components of the reflex arc in the correct order of signal transmission:

1. Effector
2. Motor neuron
3. Sensory neuron
4. Receptor

29. Which of the following statement is Correct?

30. Which of the following correctly describes the role of neuroglia?

31. Arrange the following components of a neuron in the order a nerve impulse typically travels:

1. Axon
2. Dendrites
3. Cell body
4. Synaptic terminal

32.

12. Match the columns

33. Put the following statements in proper order to describe muscle contraction

1. Signal sent by the CNS via a motor neuron
2. Generation of action potential in the sarcolemma
3. Release of Ca+2 from sarcoplasmic reticulum
4. The neurotransmitter Acetylcholine is released at the motor end plate
5. Sarcomere shortens

34. Sarcoplasmic reticulum is a store house of which ion

35. Outer covering of muscle fibre is called

36. Identify the type of muscle on the basis of following characteristics

1. Involuntary
2. Striated
3. Multi Nucleated

37. Correct statement regarding to human muscles is/are

38. Bone fracture that damages the surrounding structures including organs, veins and arteries is called

39. Mark the correct statement

40. Find the correct sequence of bones of arm

1. Radius and Ulna

2. Phalanges

3. Humerus

4. Carpals

5. Metacarpals

41. All of the following are parts of appendicular skeleton except

42. Correct statement related to Elastic cartilage

43. Tick the correct statement....

44. What are the reactants ‘X’ and ‘Y’ that react with benzene to give phenol?

45. Which of the following compounds does not undergo the Friedel–Crafts reaction easily?

46. Benzene does not undergo addition reactions because:

47. Which of the following is used to prepare benzoyl chloride from benzoic acid?

48. An organic compound A reacts with sodium metal to form B. On heating with conc. H₂SO₄, A gives diethyl ether. What are A and B?

49. The gas which explodes on compression is:

50. Alkenes form epoxides when treated with:
I) Peroxybenzoic acid
II) Peroxyacetic acid
III) Ag₂O

51. Benzene reacts with Cl₂ in the presence of H₂O₂. The product is:

52. A racemic mixture of C₄H₆O₆ contains a compound that shows  plane of symmetry. Name the compound and how many plane of symmetry it has____

53. Some paraffins are found. Generally, their reactivity is low, but when heated and mixed with hydrogen halide, the reaction mechanism is:

54. Choose the incorrect statement about position isomers:

55. Two hydrocarbons have the same general formula and the same percentage of hydrogen. They are:

56. Hassan is an expert scientist in Pakistan. He found two molecules: one is ethane, and the other is acetic acid, in separate boxes. Why does acetic acid have a higher melting point?

57. Ethene and 2-butyne are separated by:

58. Which of the following is more acidic?

59. When 1-chloropropene reacts with Cl₂, which of the following alkyl halides is produced in majority?

60. 2,2-Dimethylbutylamine is:

61. When RMgBr reacts with an ester, the product is an aldehyde. Which reagent is used here?

62. Two boxes contain KMnO₄. Benzene is added in one, and ketone in the other. The ketone is oxidized to carboxylic acid. What about the other box?

63. The cyclic isomer of C₄H₈ is:

64. The reaction of propene with HOCl (Cl₂ + H₂O) proceeds through which intermediate?

65. The bond order of an arenium ion is:

66. When –OCOR is attached to the benzene ring, it ______ reactivity and ______ acidity.

67. Tertiary butyl chloride undergoes which mechanism in the presence of OH⁻ in solution?

68. Carboxylic acids or esters are reduced to produce which type of alcohol, and in the presence of which reagent?

69. Aslam performed a reaction in which ether was mixed with an aqueous solution of H₂SO₄. The destined product is:

70. When bromine reacts with phenol in the presence of an inert solvent, the product is:

71.

Induced EMF opposes the cause that produces it. This is explained by:

72. In the diagram shown if a bar magnet is moved along the common axis of two single turn coils A and B in the direction of arrow

73. When the current i is flowing through a conductor, the drift velocity is υ. If 2i current is flowed through the same metal but having double the area of cross-section, then the drift velocity will be

74. By increasing the temperature, the specific resistance of a conductor and a semiconductor:

75. In the circuit shown, the current in the 1 resistor is

76. A Carnot cycle has the reversible processes in the following order

77. An ideal monoatomic gas is taken through the thermodynamic states A→B→C→D via the paths shown in the figure If U_A, U_B, U_C and Up represent the internal energy of the gas in states A, B, C and D respectively, then which of the following is not true:

78. Who discovered electromagnetic induction?

79. Motional EMF is produced when:

80. What happens to the induced EMF if the speed of a moving conductor in a magnetic field doubles?

81. In an adiabatic process, heat exchanged is:

82. The efficiency of a real engine is always less than Carnot engine because:

83. In EM waves, electric and magnetic fields are:

84. In a coil, if the magnetic flux decreases, the induced current will:

85.

A system changes from the state (P1, V1)  to (P2, V2) as shown in the figure. What is the work done by the system?

86. Lenz’s law is based on the law of:

87. The direction of natural processes is governed by:

88. Faraday’s first law of electromagnetic induction states:

89. The flux used in the equation for the calculation of induced emf in a transformer is in its

90. Which of the following statements is true?

91. A capacitor blocks ________ after a long time.

92. What is the dimensional formula of the capacitance of a capacitor?

93. Which of the following is a non-ohmic resistor?

94. A bar of length 0.7 m slides along metal rails at a speed of 1 m/s. The bar and rails are in a magnetic field of 20 T, pointing out of the page. Calculate the motional EMF.

95. If two charges of 5 μC and 6 μC are at the same distance and the force is F, and now an unknown charge is added to the 5 μC charge and the same but opposite charge is added to the 6 μC charge, and the distance is halved, then what will be the new force?

96. Azhar Riaz found two basketballs with a diameter of 20 cm. If Vinod puts a 2 microcoulomb charge at the center of each ball and places them 20 cm apart, what will be the force?

97. A hot reservoir has a temperature of 300 K, and a cold reservoir has a temperature of 150 K. Let x be the efficiency. If the temperature of the hot reservoir increases by 40% and the cold reservoir decreases by 10%, what is the increase in x?

98. Find the missing letter:
A, C, F, J, O, ?

99. If in a code, A = 1, B = 2, ..., Z = 26, then what is the value of the word “FACE”?

100.