NEET Free Mock Test 1

  • Physics
  • Botany
  • Zoology
  • Chemistry

Physics

1. In a uniform segment of a circuit the current is proportional to the...

Question 1 of 180

2. A thin circular loop of radius ‘R’ rotates about its vertical diameter with an angular frequency ‘ ’. A small bead on the wire loop remains at its lowermost point for ω ≤ √(g/R) . What is the angle made by the radius vector joining the centre to the bead with the vertical downward direction for ω = √(2g/R) (Neglect the friction)

Question 2 of 180

3. Out of the following functions representing motion of a particle which represents ‘SHM’

a) Y = sinωt - cosωt

b) Y = Sin3 ωt

c) Y = 5 cos[(3π/4) - 3ωt]

d) Y = 1 + ωt + ω2t2

Question 3 of 180

4. A cart of mass ‘M’ is tied by one end of a massless rope of length ‘10m’. The other end of the rope is in the hands of a man of mass ‘M’. The entire system is on a smooth horizontal surface. The man is at ‘x=o’ and the cart at ‘x=10m’ of the man pulls the cart by the rope , the man and the cart will meet at the point

Question 4 of 180

5. Gas at a pressure ‘P0’ is contained in a vessel. If the masses of all the molecules are halved and their r.m.s speeds are doubled, the resulting pressure will be equal to

Question 5 of 180

6. For a prism kept in air it is found that for an angle of incidence 600, the angle of refraction ‘A’, angle of deviation ‘δ ’ and angle of emergence ‘e’ become equal. Then the refractive index of the prism is

Question 6 of 180

7. Two satellites have periods P1 and P2, respectively. Their heights above the surface of the earth are h1 and h2,respectively. If h1 > h2, then...

 

Question 7 of 180

8. The primary effect when the source is moving is a change in...

Question 8 of 180

9. The only atom which has no neutron in the nucleus is...

Question 9 of 180

10. A voltage of peak value 283 volt and varying frequency is applied to a series L-C-R combination in which R =3 ohm, ‘L=25 mH and C = 40μF . The frequency of the source at which maximum power is dissipated in the circuit is

Question 10 of 180

11. A single slit of width ‘0.1mm’ is illuminated by a parallel beam of light of wave length and diffraction bands are observed on a screen ‘0.5m’ from the slit. The distance of the third dark band from the central bright band is

 

Question 11 of 180

12. A block of mass 10kg moving in X-direction with a constant speed of  10 msec-1, is subjected to a retarding force F = (x/10) (Joule/meter) during its travel from x=10m to x=20m its final kenetic energy will be (in Joule)

 

Question 12 of 180

13. The length of a potentiometer wire is l. A cell of emf ‘e’ is balanced at a length l/5 from the positive end of the wire. Assuming there is no contribution in resistance from any part of the circuit except the potentiometer wire, the balancing length for the same cell if length of the wire is increased by l/2 is

Question 13 of 180

14. The energy stored in the electric field produced by a metal sphere is ‘4.5 joule’. The charge on the sphere is  '4μc' its radius will be  [(1/4πε0)=9×109    N - m2c-2]

Question 14 of 180

15. A uniform magnetic field B is directed out of the page. A metallic wire has the shape of a square frame and is placed in the field as shown. While the shape of the wire is steadily transformed into a circle in the same plane, the current in the frame

Question 15 of 180

16. A ‘2Mev’ proton is moving perpendicular to a uniform magnetic field of ‘2.5 Tesla’. The force on the proton is (mass of proton = 1.6 × 10-27 kg)

Question 16 of 180

17. P-V diagram of a diatomic gas is a straight line passing through origin. The molar heat capacity of the gas in the process will be

Question 17 of 180

18. An object moving with a speed of 6.25 m/sec, is decelerated at a rate given by (dy/dt) = -2.5√v . Where ‘v’ is the instantaneous speed. The time taken by the object to come to rest, would be

 

Question 18 of 180

19. Diamagnetic materials are substances that...

Question 19 of 180

20. The Poisson’s ratio of a material is 0.4. If a force is applied to a wire of this material, there is a decrease of cross sectional area by 2%. The percentage increase in its length is

Question 20 of 180

21. A radiation of energy ‘E’ falls normally on a perfectly reflecting surface. The momentum  transferred to the surface is (C is the Velocity of light )

Question 21 of 180

22. The de-Broglie wave length of an electron in first Bohr orbit is

 

Question 22 of 180

23. If for the planets in solar system, r is the radius of the orbit and T is the periodic time, then the ratio r³ /T² is...

Question 23 of 180

24. In natural α -decay process occurring in different types of nuclei at rest. Which of the following
is correct?

Question 24 of 180

25. If the maximum value of the induced e.m.f. is Vm and maximum r.m.s. current is √ 2 ampere for an a.c. circuit with resistance R, then the value of Vm in volt is equal to...

Question 25 of 180

26. A wave represented by the given equation y = a cos(kx - ωt) is superposed with another wave to form a stationary wave such that the point x=0 is a node. The equation for the other wave is

Question 26 of 180

27. To keep a vehicle moving at the speed v requires a force F. The power needed is...

Question 27 of 180

28. A cable stretches by amount 'a' under a certain load. If it is replaced by a cable of the same material but half as long and half the diameter, the same load will stretch it by...

Question 28 of 180

29. Magnetic moment and angular moment of revolving electron in a hydrogen atom ‘M’ and ‘L’ respectively then

Question 29 of 180

30. The amount of radiation emitted by a perfectly black body is proportional to

 

Question 30 of 180

31. When the velocity of a moving object is doubled...

Question 31 of 180

32. The plane faces of two identical plano-convex lenses each having focal length of 40cm  are pressed against each other to form a usual convex lens. The distance from lens, at which an object must be placed to obtain a real, inverted image with magnification one is

 

Question 32 of 180

33. A particle moves along X –axis in such a way that coordinate X varies with time t according to the equation . x = ( 2-5t+6t2)m The initial velocity of the particle is

Question 33 of 180

34. The aperture of the objective lens of a telescope is made large so as to

 

Question 34 of 180

35. A certain person's heart beats 1.2 times per second and pumps 1.0 x10-4 m³ of blood per beat against an average pressure of 14 kPa. The power output of the heart is...

Question 35 of 180

36. In the figure shown a source of sound of frequency 510 Hz move with constant velocity Vs=20 m/ s in the direction shown. The wind is blowing at a constant velocity Vw=20 m/S towards an observer who is at rest at point B. Corresponding to the sound emitted by the source in initial position A, the frequency detected by the observer is equal to (speed of sound relative to air = 330 m/s)

Question 36 of 180

37. Torques of equal magnitude are applied to a hollow cylinder and a solid sphere, both having the same mass and radius. The cylinder is free to rotate about its standard axis of symmetry and the solid sphere about its diameter axis. After ‘t’ sec their angular velocities are . Choose the correct answer (initial angular speed of each is 'ω0'

Question 37 of 180

38. A solid sphere of mass ’M’ ; radius ‘R’ and having moment of inertia about an axis passing through the centre of mass is ‘I’. It recast into a disc of thickness ‘t’. Whose moment of inertia about an axis passing through its edge and perpendicular to its plane remains ‘I’ then radius of the disc will be

Question 38 of 180

39. The given graph represents V – I characteristic for a semiconductor device

Which of the following statement is correct

Question 39 of 180

40. A variable frequency A.C. source is connected to a capacitor. How will the displacement current change with decrease in frequency?

Question 40 of 180

41. A boy swings from a rope 4.9 m long. His approximate period of oscillation is...

Question 41 of 180

42. Fermi is a unit of...

Question 42 of 180

43. Of the following the one that is a vector is...

Question 43 of 180

44. The distance between a node and the immediate next antinode is...

Question 44 of 180

45. Calorie is defined as the amount of heat required to raise temperature of 1g of water by 10C and it is defined under which of the following conditions

 

 

Question 45 of 180

Botany

46. Select the correct combination of the statements (i-iv) regarding the characteristics of certain organisms

i) Methanogens are archaebacteria which produce methane in marshy areas

ii) Nostoc is a filamentous blue-green alga which fixes atmospheric nitrogen

iii) Chemosynthetic autotrophic bacteria synthesise cellulose from glucose

iv) Mycoplasma lack a cell wall and can survive without oxygen.

Question 46 of 180

47. If the content of DNA in a chromosome is 2C after M-phase, what will be the content of DNA at G1 phase chromosome and S - phase chromosome of mitosis?

Question 47 of 180

48. Structures observed both in prokaryotic and eukaryotc cells are

Question 48 of 180

49. How many plants among the following have opposite phyllotaxy. China rose, Sun flower, Mustard, Alstonia, Guava, Calotropis and Nerium?

Question 49 of 180

50. Which of the following is a wrong match?

Question 50 of 180

51. Synthesis of human insulin in E.coli cells is the best evidence for

Question 51 of 180

52. The ploidy levels of embryo, perisperm and endosperm in the seeds resulted by crossing 4n female and 6n male plants of piper nigrum, respectively, are

Question 52 of 180

53. ‘Vascular cryptogams’ are not the first group to exhibit

Question 53 of 180

54. Agar - agar, an inert polysaccharide is extracted from

Question 54 of 180

55. What is common in all the three, Funaria, Dryopteris and Ginkgo

Question 55 of 180

56. Deficiency of the following nutrients causes inhibition of cell division, delay in flowering and chlorosis

Question 56 of 180

57. Bicollateral vascularbundles are present in which part of the Solanaceae and Cucurbitaceae members

Question 57 of 180

58. Which of the following is a correct match

Question 58 of 180

59. How many chromosomes will be found in a cell at anaphase –II having 2n = 50 ?

Question 59 of 180

60. DNA with one strand labeled with radioactive thymidine. Allowed to replicate in normal nutrient medium for three generations. Then proportion of DNA molecules showing radioactivity is

Question 60 of 180

61. Which of the following cannot freely interbreed in nature

A. Winter and spring varieties of wheat

B. LDP and SDP varieties of Tobacco

C. Tall and Dwarf varieties of Pea

D. Red and white flowered varieties of Dog flower

Question 61 of 180

62. Pioneers of xerarch succession are

Question 62 of 180

63. The number of Phosphodiester bonds and ester bonds Present in 13.6 nm length DNA

Question 63 of 180

64. Find the correct match
I) Aspergillus niger — fungus — citric acid
II) Streptococcus — bacterium — streptokinase
III) Trichoderma polysporum — fungus — cyclosporin A
IV) Monascus purpureus — yeast — statins
The correct answer is

Question 64 of 180

65. Feature unrelated to slime moulds

Question 65 of 180

66. Which site of a tRNA molecule forms hydrogen bonds with particular codon of mRNA molecule?

Question 66 of 180

67. Identify the incorrect statements

I) Trichoderma species are symbiotic fungi

II) Baculoviruses are nothing but bacteriophages

III) Diphtheria is commonly known as kali khansi

IV) Microbes are used to ferment fish, soyabean and bamboo-shoots to make foods

 

Question 67 of 180

68. Stirred tank bioreactors have been designed for

Question 68 of 180

69. Go through the diagram given below and indentify the option having correct set of answers

Question 69 of 180

70. Which one among the following represents the correct method of replication of DNA

Question 70 of 180

71. Resistance to shoot and fruit borer is observed in a bhindi variety namely

Question 71 of 180

72. The biocatalyst ribozyme is synthesized by a process called

Question 72 of 180

73. The correct sequence of electron acceptors in respiratory electron transport is

Question 73 of 180

74. If 24 molecules of erythrose-4- phosphate are formed in Calvin cycle. What is the number of CO2 molecules fixed?

Question 74 of 180

75. Which of the following are correct statements?

j) Pinus and orchid seeds can’t germinate and establish without the formation of mycorrhiza

k) Plants absorbs maximum water from the soil by passive absorption

l) In endodermis region of roots, water follow symplastic pathway

m) High O2 concentration high light intensity induces photorespiration in sciophytes.

n) paper used to compare transpiration from two surfaces of leaf

Question 75 of 180

76. A primary root grows from 10 cm to 30 cm in a day. Calculate the Absolute Growth Rate (AGR) and Relative Growth Rate (RGR) over the period AGR

Question 76 of 180

77. Which of the following is true statement

Question 77 of 180

78. Mesokaryotic condition and mixotrophic nutrition are found, respectively, in

Question 78 of 180

79. Which of the following are the simple mechanical tissues

Question 79 of 180

80. Regarding ATP synthesis in aerobic respiration select the correct match 

 

A B C D

Question 80 of 180

81. How many of the following statements are correct

A. Yellow mosaic resistance mung bean was developed by hybridisation

B. Yellow mosaic resistant bhindi was produced by mutation breeding

C. White rust resistant mustard was developed by hybridisation

D. Pomato was developed by somatic hybridisation E. Golden rice variety was produced by trans genies

Question 81 of 180

82. Which inflorescences are of similar type?

Question 82 of 180

83. Among the following the no. of asexual reproductive structures is/are Gemmae of Marchantia, Epiphyllous buds of Bryophyllum, Bulbils of Agave Rhizome of zinger, Tuberous stem of potato, Offsets of Pistia, Zoospores of Chlamydomonas, Hormogonia of Nostoc

Question 83 of 180

84. S-I : Linked genes get separated due to crossing over

S-II : The closer the genes on a chromosome the more is the probability of recombinations

Question 84 of 180

85. S-I : Virus resistant plants can be recovered from virus infected plants in Potato and Banana by shoot apex culture

S-II : Pollen culture involving colchicine treatment always results in the production of male homozygous diploid plants only.

Question 85 of 180

86. Culture of the following SCP organism does not require any organic nutrients in the nutrient medium

Question 86 of 180

87. Which is incorrect about coenzyme

Question 87 of 180

88. The assemblage of all the population of different species that function as an integrated unit through coevolved metabolic transformation in a specific area is called

Question 88 of 180

89. Ability of sigma to recognise the pollen whether it is of right type or the wrong type

Question 89 of 180

90. Choose correct option for A,B,C and D of a dicot embryo

Question 90 of 180

Zoology

91. During the transmission of nerve impulse through a nerve fibre, the potential on the outer side of the plasma membrane has which type of electric charge?

Question 91 of 180

92. Statement –1 (S1): When one cardio myocyte receives a signal to contract, its neighbours are also stimulated to contract

Statement –2(S2): Communication junctions (inter calated discs)

at some fusion points allow the cells to contract as a unit

Question 92 of 180

93. Which of the following recombinant protein has been used to treat emphysema?

Question 93 of 180

94. The four structure listed are part of the human excretory system.
I. Bladder II. Kidney III. Ureter IV. Urethra
In which order does a molecule of urea pass through these structures?

Question 94 of 180

95. Which of the following statement is true for the structure marked ‘A’ in the given figure

Question 95 of 180

96. In a population of 60,000 individuals if the frequency of dominant allele is 60%. Then extrapolate the % of Dominant individuals

Question 96 of 180

97. Compared to a bull a bullock is docile because of

Question 97 of 180

98. Choose the wrong statement.

Question 98 of 180

99. The stage of suspended development shown by zooplanktons is called

Question 99 of 180

100. Which of the following pairs are correctly matched?

A. Crocodile 4-Chambered heart

B. Sea Urchin Parapodia

C. Obelia Metagenesis

D. Lemur Thecodont

Question 100 of 180

101. Choose the wrong statement.

Question 101 of 180

102. According to Darwin

I) Inter specific competition is a potent force in organic evolution

II) Evolution was gradual and variations are small and directional

III) Branching decent and Natural selection are two key concepts of evolution

Which of the following statements are correct

Question 102 of 180

103. When Glomerular filtrate  is passing through PCT which of the following Biomolecule’s selective reabsorption is 100% into PTC

B1)Creatinine               B2) Glucose

B3) Amino Acids           B4)  Potassium

Question 103 of 180

104. Bundle of His is a network of:

Question 104 of 180

105. Based on observations made during a sea voyage in a sail ship called H.M.S. Beagle, Charles Darwin concluded that

Question 105 of 180

106. Find the incorrect match

Question 106 of 180

107. Following is a diagrammatic representation of endocrine glands with a labelled part ‘A’. The part ‘A’ serves as the connection between

Question 107 of 180

108. The diagram shows a section through an alveolus and ablood capillary What are the oxygen concentrations at A,B and C?

 

A               B               C

Question 108 of 180

109. All of the following are functions of catecholamines, except

Question 109 of 180

110. How many of  the following Animals are non-chordates with water vascular system?

A1) Sea – Cucumber      A2) Sea – Horse

A3) Brittle star                 A4) Sea – Hare

A5) Sea – fan                     A6) Sea – urchin

Question 110 of 180

111. Implantation of the blastocyst occurs

Question 111 of 180

112. Consider the following statements
I) The fertile top soil is removed by human activities like over – cultivation, unrestricted grazing, deforestation and poor irrigation practices
II) Desertification has become a major problem due to increased urbanization.
Which of the statements given above is/are correct?

Question 112 of 180

113. What is common to whale, seal and shark?

Question 113 of 180

114. Which of the following statements about blood transfusion is correct

Question 114 of 180

115. Epididymis is

Question 115 of 180

116. Alienate the number of  incorrect statement(s)

S1: Laccifer lacks circulatory system.

S2: Neries have nephridia but no nephrons

S3: Silver fish is Non-operculate marine fish

S4: Neophron has both neurons and nephrons

 

Question 116 of 180

117. Match the following and select the correct answer.
Column I                          Column II
A. Choanocytes               1. Platyhelminthes
B. Cnidoblasts                 2. Ctenophora
C. Flame cells                  3. Porifera
D. Nephridia                   4. Coelenterata
E. Comb plates               5. Annelid

Question 117 of 180

118. The copper ions of IUDs

Question 118 of 180

119. Given below is an incomplete table about certain hormones, select the option that correctly fills the blanks A,B and C

A          B          C

 

Question 119 of 180

120. According to Forestry Commission Report 1997 the total forest cover of India:

Question 120 of 180

121. All of the following are functions of secretions from (b)  except

 

 

Question 121 of 180

122. Match the following columns
Column-I                                                        Column-II
A) Thomas Malthus                                I) Branching descent
B) Hugo de Vries                                     II) Studies on                                                                                     populations
C) Charles Darwin                                   III) Use disuse                                                                                  principle
D) Lamarck                                               IV) Saltation

Question 122 of 180

123. Arrange the following habitats related to Bio  diversity conservation in India in descending order

M)Biosphere reserves         N)National Parks

O) Bio diversity hot spots    P) Sanctuaries

Question 123 of 180

124. Which one of the following is a fat-soluble vitamin and its related deficiency disease?

Question 124 of 180

125. Which of the following technique has been shown in the given diagram

 

Question 125 of 180

126. In kidneys, renal papillae are part of

Question 126 of 180

127. Statement(1): (S1): After primary immune response, subsequent encounter with the same pathogen elicits a highly intensified anamnestic response

Statement(2): (S2): Anamnestic response is because our body develops memory after the first encounter.

Question 127 of 180

128. Find out the correctly matching set

Question 128 of 180

129. Which of the following is responsible for rejection of graft ?

Question 129 of 180

130. Which one of the following hormone is derived from an Amino acid which the human beings are incapable of synthesizing

Question 130 of 180

131. Match the following columns
Column-I                                          Column-II
A. Dodo                                           I) Rauwolfia
B. Reserpine                                  II) Mauritius
C. Nile perch in lake Victoria       III) Habitat destruction
D. Main cause for biodiversity loss  IV) Alien species

Question 131 of 180

132. Select the correct statement from the following

Question 132 of 180

133. Plant whose product is with hallucinogenic properties is

Question 133 of 180

134. Who was awarded the three prizes widely regarded as the triple crown of biology

Question 134 of 180

135. Select the synovial joint which is exclusive to Axial skeleton

Question 135 of 180

Chemistry

136.

Question 136 of 180

137. An oxide of Nitrogen which form reddish brown fumes in air is

Question 137 of 180

138. Which one of the following is a mineral of iron?

Question 138 of 180

139. 51. Cyclohexene on ozonolysis followed by reaction with Zn dust and water gives compound ‘E’. Compound ‘E’ on further treatment with aqu.KOH yields compound ‘F’. Compound ‘F’ is

Question 139 of 180

140. When the value of azimuthal quantum number is 3, the maximum and the minimum values of the spin multiplicities are

Question 140 of 180

141. The molecule which is having maximum number of lone pair

Question 141 of 180

142. 75% completion of a first order reaction takes 2.38 hours. How much time will it take for 99.9% completion?

Question 142 of 180

143. A and B are compounds of sodium. ‘A’ is thermally stable. On passing CO2 through aq. solution
‘A’, ‘B’ is formed. ‘B’ on heating gives ‘A’. Phenolpthalein is added to aqueous solutions of A, B.
The colours are

Question 143 of 180

144. The most volatile alkane is

Question 144 of 180

145. Select species which is planar at nitrogen

Question 145 of 180

146. In which of the following pairs, both the species are not isostructural?

Question 146 of 180

147. Which artificial sweetner contains chlorine

 

Question 147 of 180

148. Aqueous solutions of two compounds M-O-H and M1-O-H have been prepared in two different
beakers. If the electronegativity of M=3.5, M1=0.9, O=3.5 and H=2.1, then the solutions respectively are

Question 148 of 180

149. What will be the equivalent weight of H3PO3 in the following reaction. 4H3PO3 → 3H3PO4 +PH3

Question 149 of 180

150. The standard reduction potential for  Cu+2/ Cu  is +0.34V.Calculate the reduction potential at pH=14
for the above couple.   Ksp of Cu(OH)2= 1.0×10-19

Question 150 of 180

151. V1 ml of 3M HCl solution is mixed with V2ml of 3M H2SO4 to from a solution in which molarity of H+ ions is 5M, then the relation between V1and V2is

 

Question 151 of 180

152. Which of the following amines form N-nitroso derivative when treated with NaNO2 and HCl

Question 152 of 180

153. Method which is based on difference in solubility of impurities in molted metal and solid state
of metal is

Question 153 of 180

154. The correct statement among the following is:
i) NaBH4 produce BH6 on reaction with I2

ii) Reaction between B2H6 and NMe3 is an acid base reaction

iii) BH6 is produced on industrial scale by reaction with BF3, NaH

iv) Boranes on hydrolysis produce
B2H6 and H2 gas

 

 

 

Question 154 of 180

155. At Boyles temperature, compressibility factor Z for a real gas is

Question 155 of 180

156. For the given complex ,[CoCl2(en)(NH3)]+ the number of geometrical isomer’s, the number of optical isomers and the total number of isomers of all type
possible respectively are

Question 156 of 180

157. The equivalent weight of HCl in the given reaction is
KCr2O7 +14 HCl -->2KCl + 2CrCl3 +3Cl2 +H2O

Question 157 of 180

158. The correct statement/s about H2 S2 O7 is/are

Question 158 of 180

159. The half life of a reaction is 46 minutes when the initial concentration of the reactant is 4 mol/L and 92 minutes when the initial concentration is 0.2mol/L. The order of the reaction is

Question 159 of 180

160. At what temperature will average speed of the molecules of the second member of the series  CnH2n be the same of Cl2 at 6270C?

Question 160 of 180

161. To form osazone, mumber of moles of phenyl hydrazine  required by one mole of glucose is

 

Question 161 of 180

162. Which plot is the adsorption isobar for chemisorption.

 

Question 162 of 180

163. Find correct statement

Question 163 of 180

164. Incorrect statement among the following is

Question 164 of 180

165. The weight of H2O2present in 80 ml of 10V H2O2 solution is

Question 165 of 180

166. In  Na2O having antifluorite structure

Question 166 of 180

167. Xe has max. EN in:-

Question 167 of 180

168. If mercury is used as cathode in the electrolysis of aqueous NaCl solution, the ions discharged at cathode are

Question 168 of 180

169. Compound having least heat of hydrogenation:

Question 169 of 180

170. Which of the following has minimum flocculation value for positively charged sol ?

Question 170 of 180

171. Number of stereoisomers of the given compound

 

Question 171 of 180

172. Addition of dilute HCl or FeCl3 solution to freshly precipitated ferric hydroxide, a red coloured colloidal solution is obtained. The phenomenon is known as

Question 172 of 180

173. The vapour pressure of a dilute solution of glucose is 750 mm of Hg at 373K. The mole fraction of solute is

Question 173 of 180

174. The shortest wavelength of He+ ion in Balmer series is x, then longest wavelength in the paschen series of Li2+is

Question 174 of 180

175. The values of electro negativity of atoms A and B are 1.20 and 4.0 respectively. The percentage ionic character of A-B bond is

Question 175 of 180

176. Find the correct order of acidity of the following compounds

Question 176 of 180

177. Which property is common in diamond and graphite

Question 177 of 180

178. The first ionization potential of Na is 5.1eV The value of electron gain enthalpy of Na+ will be

Question 178 of 180

179. Which of the substances added to soap make it antiseptic?

Question 179 of 180

180.

Incorrect statements about X and Y are

Question 180 of 180


 



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