NEET Free Mock Test 2

NEET examination is one of the toughest exams in the country. NEET is aimed at selecting candidates for medical courses across the country. The exam consists of 180 questions for 720 marks. Each question carries 4 marks. Each wrong answer carries -1 mark. Duration of the exam is 180 minutes.

  • Physics
  • Botany
  • Zoology
  • Chemistry

Physics

1. Diamagnetic materials are substances that...

Question 1 of 180

2. A source and Listner both moving towards each other each with speed .frequency of the note emitted by the source is ‘600Hz’ Apparent wave length of sound wave received by the observer is  ( V = 330 m/ sec)

Question 2 of 180

3. 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 3 of 180

4. A Student measured the length of a rod and wrote it as 3.50cm. Which instrument did he use to measure it

 

Question 4 of 180

5. 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 5 of 180

6. 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 6 of 180

7. The image a camera forms on the film is...

Question 7 of 180

8. 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 8 of 180

9. A projectile is thrown in the direction making an angle θ with the horizontal. The projectile attains maximum height for θ equal to...

Question 9 of 180

10. The maximum value of ‘F’ for which both the blocks move together is

Question 10 of 180

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

 

Question 11 of 180

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

Question 12 of 180

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

 

Question 13 of 180

14. 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 14 of 180

15. If the velocity v of a particle moving along a straight line decreases linearly with its displacement ‘S’ from 20ms-1 to a value approaching zero at S=30m. Then acceleration of the particle at S=15m is

Question 15 of 180

16. For the angle of minimum deviation of a prism to be equal to its refracting angle, the prism must be made of a material whose refractive index

 

Question 16 of 180

17. 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 17 of 180

18. The value of the stopping potential depends on...

Question 18 of 180

19. Two metal spheres are falling through a liquid of density  2 × 103 kg/m3  with the same uniform speed. The material density of sphere ‘1 and 2’ are  8 × 103 kg/m3  and 11 × 103 kg/m3   The ratio of their radii is

Question 19 of 180

20. 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 20 of 180

21. 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 21 of 180

22. A balloon of mass ‘m’ is found to accelerate up at the rate of g/6. The amount of water should be put inside the balloon so that it accelerates down at rate of g/6. (Assume buoyancy force remains the same)

Question 22 of 180

23. At which of the following temperatures would the molecules of a gas have twice the average kinetic energy they have at 20 °C

Question 23 of 180

24. Two coherent sources of intensity ratio 1:4 produce an interference pattern the fringe visibility will be

 

Question 24 of 180

25. The intermolecular potential is dependent on...

Question 25 of 180

26. When a ferromagnet is inserted in a current-carrying loop, the magnetic field...

Question 26 of 180

27. An electric cell of e.m.f ‘E’ is connected across a copper wire of diameter ‘d’ and length 'l' the drift velocity of electron in the wire is 'vd' If the length and diameter of the wire are doubled the new drift velocity of electron is

Question 27 of 180

28. 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 28 of 180

29. 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 29 of 180

30. The wavelength of light plays no role in...

Question 30 of 180

31. 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 31 of 180

32. 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 32 of 180

33. A light ray passes through a prism with an angle of incidence θ, an angle of deviation δ and an angle of emergence ε. Minimum deviation occurs when...

Question 33 of 180

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

Question 34 of 180

35. 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 35 of 180

36. A square coil of side ‘25cm’ having 1000 turns is rotated with a uniform speed in a magnetic field about an axis perpendicular to the direction of the field. At an instant ‘t’ the ‘e.m.f’ induced in the coil is E= 200 sin100πt. The strength of the magnetic field is (in Tesla)

Question 36 of 180

37. 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 37 of 180

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

Question 38 of 180

39. 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 39 of 180

40. 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 40 of 180

41. 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 41 of 180

42. The radius of the planet is ‘R’ A satellite revolves around it in a circle of radius ‘r’ with an angular velocity ‘ω’. The acceleration due to the gravity onthe planet surface is

Question 42 of 180

43. Which of the following combinations should be selected for better tuning of an L.C.R series circuit used for communication

 

Question 43 of 180

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

 

Question 44 of 180

45. 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 45 of 180

Botany

46. Which of the following is true statement

Question 46 of 180

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

Question 47 of 180

48. In dicot roots, the pericycle gives rise to

Question 48 of 180

49. Which of the following statements are correct

A. Guttation is the manifestation of root pressure

B. Natural antitranspirant is PMA

C. Turgor pressure, wall pressure
and pressure potential of a cell, all are numerically equal with same sign

D. High nitrogen to carbon ratio is found in Ureids

Question 49 of 180

50. Select the nutritive tissue in the structure of anther

Question 50 of 180

51. A family not delimited by the type of inflorescence is

Question 51 of 180

52. Which of the following kinds of plants fix carbon dioxide by Crassulacean Acid Metabolism (CAM) pathway

Question 52 of 180

53. 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 53 of 180

54. 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 54 of 180

55. 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 55 of 180

56. Study of arrangement of perianth parts in bud condition, is not possible in

Question 56 of 180

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

Question 57 of 180

58. The probabilities of homozygous tall, heterozygous tall, and homozygous dwarf plants in F2 generation of a monohybrid cross respectively, is

Question 58 of 180

59. 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 59 of 180

60. The needle like cladodes of Asparagus are metamorphosed stem for

Question 60 of 180

61. Identify the correct matched related to plant movements

Question 61 of 180

62. Root nodules (tubercles) are found on

Question 62 of 180

63. A pure pea plant having yellow pods and yellow cotyledons is crossed with another pure pea plant having green pods and green cotyledons. What will be the ratio of recombinants and non-recombinants in F2 generation?

Question 63 of 180

64. In the given diagrams the correct labelling of A, B, C, D, respectively, is

Question 64 of 180

65. 1/4 TT : 1/2 Tt : 1/4 tt is the binomial expansion of

Question 65 of 180

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

Question 66 of 180

67. The fruit of Annona squamosa (custard apple) develops from

Question 67 of 180

68. The following set of cell organs are included in endomembrane system

Question 68 of 180

69. Find out mismatch

Question 69 of 180

70. Which of the following statements is true

Question 70 of 180

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

Question 71 of 180

72. Processes which can never occur in the structure called “Cell brain” are

A. Polymerisation of ribonucleotides

B. Synthesis of ‘energy currency of cell’

C. Polymerisation of deoxyribonucleotides

D. Polymerisation of amino acids

Question 72 of 180

73. Meiosis involves

Question 73 of 180

74. Which of the following is less general in characters compared to family

Question 74 of 180

75. 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 75 of 180

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

Question 76 of 180

77. Which of  the following is a heterosporus fern

Question 77 of 180

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

Question 78 of 180

79. Select the correct statement regarding activated sludge formed during secondary sewage treatment

Question 79 of 180

80. Which of the following is true w.r.t. grafting

Question 80 of 180

81. Bacteria differ from cyanobacteria by which of the following features?

i) Absence of flagella and fimbriae

ii) dsDNA without attached histones

iii) Anoxygenic photosynthesis

iv) Stored food as glycogen

v) Absence of N2 Fixing cells like heterocysts

 

Question 81 of 180

82. Read carefully the table and fill up the blanks;

A,B,C and D in the above table refer to

Question 82 of 180

83. How many DNA fragments will be obtained on the digestion of a linear DNA and a circular DNA with a type of restriction enzyme having four recognition sites in both the cases?

Question 83 of 180

84. Consider the following statements and select the number of correct statements

1. Replication of DNA is carried out by semi-conservative method in prokaryotes only

2. Hershey and chase conducted transformation experiments to confirm the genetic nature of DNA

3. Three types of RNA polymerases or formed in the
nucleus of eukaryotes

4. After transcription also gene regulation is possible in eukaryotes

Question 84 of 180

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

Question 85 of 180

86. 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 86 of 180

87. 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 87 of 180

88. A leafy vegetable ‘bathua’ produced by IARI is rich in

Question 88 of 180

89. Fuel of photosynthetic carbon oxidation, is

Question 89 of 180

90. Ψw and Ψpare zero respectively for

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

Question 92 of 180

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

Question 93 of 180

94. The Neanderthal man with a brain size ___A____ cc lived in near __B____ between ___C____ to ___D____
Years back

Question 94 of 180

95. According to 2001 census report, the population growth rate of India was

Question 95 of 180

96. The embryonic membrane involved in the formation of placenta in human is

Question 96 of 180

97. Milk of first transgenic cow Rosie consists

Question 97 of 180

98. Observe the relaxed myocyte’s myofibril

Which of the following muscles have those traits?

a) Lateral rectus muscle

b) Iris muscles

c) Ciliary muscles

d) Sartorius muscle

Question 98 of 180

99. Observe the following

The above device is used to

Question 99 of 180

100. The population of an insect species shows an explosive increase in numbers during rainy season followed by its disappearance at the end of the season. What does this show?

Question 100 of 180

101. Which is correctly labeled with respect to the given diagram?

Question 101 of 180

102. Which part of ovary in mammals acts as an endocrine gland after ovolution?

Question 102 of 180

103. 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 103 of 180

104. Implantation of the blastocyst occurs

Question 104 of 180

105. Find out the correct labelling of bones A, B, C and D in the given figure

Question 105 of 180

106. Read the following statements

A : A considerable amount of NPP is utilised by plants in respiration

B: The annual NPP of the whole biosphere is approximately 170 billion tons of organic matter

Question 106 of 180

107. Which one of the following is a matching pair of a body feature and the animal possessing it?

Question 107 of 180

108. The three-chambered heart of frog is not as efficient as the human heart with four chambers, because

Question 108 of 180

109. In which one of the following , erythrocytes are repositories of more  ions as compared to others?

Question 109 of 180

110. Hyperdactyly (the possession of more than 12 fingers) is determined by the dominant allele (H) and normal condition by recessive allele (h).

The diagram shown a family tree in which some members of the family are hyperdactylus
Find out the genotype of A, B and C

Question 110 of 180

111. The Epithelium given  below is not found in

Question 111 of 180

112. Arrange the periods of palaeozoic era in ascending order in a geological time scale

Question 112 of 180

113. Consider the following features:

A. Exclusively marine, radially symmetrical diploblastic organisms with tissue level of organisation.

B. The body bears eight external rows of ciliary comb plates.

C. Digestion is both extracellular and intracellular

D. Exhibit bioluminescence

E. Monoecious, fertilisation external with indirect development The above-mentioned features belong to the animal

Question 113 of 180

114. ‘Penicillin rich medium proves detrimental to bacteria but not beneficial to Penicillium which releases it’. This association can be symbolized as

Question 114 of 180

115. The correct match for structures of cockroach is
Column-I                                                  Column-II
A. Ommatidia                             I. Articulates with thorax
B. Trochanter                             II. For vision
C. Coxa                                        III. Forming exoskeleton
D. Sclerites                                  IV. Fused with large and                                                                  stout femur

Question 115 of 180

116. 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 116 of 180

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

Question 117 of 180

118. If a female having gene for haemophilia and colour blindness on its one chromosome marries a normal male, then what are the chances in their offspring

Question 118 of 180

119. Which of the following is correct match w.r.t. human ancestor, its cranial capacity and certain feature?

Question 119 of 180

120. Hormones involved in carbohydrate metabolism are

Question 120 of 180

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

Question 121 of 180

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

Question 122 of 180

123. Which of the following pairs are correctly matched?

A. Crocodile 4-Chambered heart

B. Sea Urchin Parapodia

C. Obelia Metagenesis

D. Lemur Thecodont

Question 123 of 180

124. The diagram shows an antibody molecule. Identify A to F.

Question 124 of 180

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

Question 125 of 180

126. 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 126 of 180

127. The state of heart when it does not pump blood effectively enough to meet the needs of the body is

Question 127 of 180

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

Question 128 of 180

129. Correct sequence of hormone secretion from beginning of menstruation is

Question 129 of 180

130. Select the correct statement from the following

Question 130 of 180

131. ABO blood group has

Question 131 of 180

132. Human liver fluke depends on two intermediate hosts to complete its life cycle they are

Question 132 of 180

133. Consider the following diagrammatic representation of the sectional view of cochlea with certain labeled parts A,B,C and D. Find out the incorrect match w.r.t labeled part and its identification/description.

Question 133 of 180

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

Question 134 of 180

135. 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 135 of 180

Chemistry

136. The pH of a solution of H2O2is 6.0. Some chlorine gas is bubbled into this solution. Which of
the following is correct?

Question 136 of 180

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

Question 137 of 180

138. Which of the following vitamin contains ionone ring and
hydrocarbon chain.

Question 138 of 180

139. Which of the following is used as “morning after pill”?

Question 139 of 180

140. The hybridisation of Beryllium in Beryllate ion formed when Beryllium hydroxide dissolves in excess of alkali?

Question 140 of 180

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

Question 141 of 180

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

Question 142 of 180

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

Question 143 of 180

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

Question 144 of 180

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

Question 145 of 180

146. Which of the following C – H bond has the least bond dissociation energy

Question 146 of 180

147.

Incorrect statements about X and Y are

Question 147 of 180

148. The impure 7g of NaCl is dissolved in water and then treated with excess of silver nitrate solution. The weight of precipitate of silver chloride is found to be 14g. The % purity of NaCl solution would be (M. Wt of AgCl = 143.5, NaCl = 58.5)

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. 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 150 of 180

151. Kjeldahl’s method cannot be used for estimation of nitrogen in
I) C6H5CO NH2  II) Pyridine
III)  C6H5-N=N-C6H5

Question 151 of 180

152. Most basic and acidic oxides are formed by the following 3rd period elements.

Question 152 of 180

153.

Question 153 of 180

154. The number of carbon atoms per unitcell of diamond unitcell is

Question 154 of 180

155. The correct order of increasing acidic strength of the compounds
A) CH3CO2H
B) MeOCH2CO2H
C) CF3CO2H

D)

 

Question 155 of 180

156. Which of the following is incorrect for the indicated property

Question 156 of 180

157. For decolourization of one mole of KMnO4 the required litre of 30 volume H2O2 in acidified medium is

 

Question 157 of 180

158. Total number of coordination isomers shown by complex  [Co(NH3)6] [Cr(Cl)6] is:

Question 158 of 180

159. I2(aq) + I- (aq) --> I-3(aq)+  We started with 1 mole of I2 and 0.5 mole of I- in one litre flask. After equilibrium is reached excess of AgNO3 gave 0.25 mole of yellow precipitate. Then
Equilibrium constant is

Question 159 of 180

160. Which of the following will have highest negative enthalpy of formation?

Question 160 of 180

161. The conductivity of saturated solution of BaSO4is 3.06×10-6  mho cm-1and its equivalent conductance is 1.53 mho cm-2 eq-1. Then Ksp for BaSO4 will be

Question 161 of 180

162.

Question 162 of 180

163.

Number of carbon atoms in principal carbon chain

 

Question 163 of 180

164. Compound having least heat of hydrogenation:

Question 164 of 180

165. Assertion: Graphite is thermodynamically most stable allotrope of carbon
Reason: ΔHf0 of graphite is taken as zero

Question 165 of 180

166. Phenol can be distinguished from ethanol by the following reagents except

Question 166 of 180

167. In  Na2O having antifluorite structure

Question 167 of 180

168. Which of the following organ metallic compound is σ and π
bonded?

Question 168 of 180

169. 20g of naphthoic acid (C11H8O2) is dissolved in 50g of benzene, then freezing point depression of 2K is observed for solution. The vant hoff factor will be ( Kf for benzene=1.72 Kg Mol-1)

Question 169 of 180

170. Which of the following compound react faster through SN2mechanism

Question 170 of 180

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

Question 171 of 180

172. Incorrect statement among the following is

Question 172 of 180

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

Question 173 of 180

174. The rate of a first order reaction is 1.5 ×10-2
mol L-1 min-1 at 0.5 M concentration of the reactant. The
half life of the reaction is

Question 174 of 180

175. Which property is common in diamond and graphite

Question 175 of 180

176. If lone pair of electron occupy axial position then, incorrect about is :

 

Question 176 of 180

177. For one mole of a vanderwaal’s gaswhen b=0 and T=300K, the PV vs1/V plot is shown below. The value of vander waal’s constant ‘a’ in atm.lit2 mole-2 is (graph not to scale)

Question 177 of 180

178. The most volatile alkane is

Question 178 of 180

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

Question 179 of 180

180. When two moles of an ideal gas (Cpm=(5/2)R) heated from 300K to 600K at constant pressure. The change in entropy of gas (∆s ) is

Question 180 of 180


 



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