Test Series No.
All India Test Series
01 NEET (2025-26)
DURATION
DURATION:: 180
90 Minutes
Minutes DROPPER M. MARKS: 720
DATE: 14/09/2025
ANSWER KEY
1. (3) 46. (4) 91. (2) 136. (2)
2. (3) 47. (2) 92. (3) 137. (4)
3. (3) 48. (2) 93. (3) 138. (2)
4. (4) 49. (1) 94. (3) 139. (3)
5. (3) 50. (4) 95. (1) 140. (1)
6. (4) 51. (3) 96. (2) 141. (2)
7. (4) 52. (1) 97. (2) 142. (3)
8. (1) 53. (3) 98. (2) 143. (2)
9. (4) 54. (2) 99. (4) 144. (3)
10. (4) 55. (2) 100. (2) 145. (4)
11. (1) 56. (4) 101. (2) 146. (4)
12. (2) 57. (2) 102. (2) 147. (2)
13. (3) 58. (1) 103. (2) 148. (4)
14. (4) 59. (1) 104. (4) 149. (3)
15. (2) 60. (3) 105. (4) 150. (1)
16. (3) 61. (1) 106. (3) 151. (4)
17. (4) 62. (3) 107. (1) 152. (1)
18. (2) 63. (2) 108. (1) 153. (3)
19. (4) 64. (3) 109. (3) 154. (2)
20. (4) 65. (2) 110. (2) 155. (2)
21. (2) 66. (2) 111. (3) 156. (4)
22. (3) 67. (1) 112. (2) 157. (4)
23. (3) 68. (2) 113. (2) 158. (4)
24. (4) 69. (4) 114. (2) 159. (1)
25. (3) 70. (1) 115. (3) 160. (4)
26. (3) 71. (2) 116. (1) 161. (4)
27. (2) 72. (2) 117. (4) 162. (3)
28. (3) 73. (4) 118. (2) 163. (4)
29. (2) 74. (4) 119. (4) 164. (2)
30. (2) 75. (1) 120. (2) 165. (3)
31. (3) 76. (1) 121. (3) 166. (3)
32. (4) 77. (1) 122. (3) 167. (3)
33. (4) 78. (1) 123. (2) 168. (3)
34. (4) 79. (3) 124. (1) 169. (3)
35. (3) 80. (2) 125. (2) 170. (3)
36. (2) 81. (1) 126. (3) 171. (3)
37. (2) 82. (4) 127. (4) 172. (3)
38. (2) 83. (2) 128. (3) 173. (4)
39. (2) 84. (4) 129. (2) 174. (4)
40. (3) 85. (4) 130. (4) 175. (4)
41. (2) 86. (3) 131. (2) 176. (3)
42. (4) 87. (4) 132. (2) 177. (2)
43. (2) 88. (2) 133. (3) 178. (1)
44. (2) 89. (2) 134. (3) 179. (3)
45. (4) 90. (3) 135. (2) 180. (1)
[1] [Contd...
All India Test Series [01] DROPPER NEET ENGLISH
179. (3) • Mature mammalian red blood cells
The nerve impulse arrives at the neuron's endings, (erythrocytes) are biconcave and enucleated
which is the output zone (axon terminals), not the (lacking a nucleus). The absence of a nucleus
"input zone." The input zone consists of the allows the cell to be packed with a higher
dendrites and cell body, where a neuron receives concentration of hemoglobin, the protein
signals.
responsible for binding oxygen. In contrast, a
Neurons are indeed excitable cells. However, they
frog's erythrocytes are nucleated, and the
are not contractible. The property of contractility
(the ability to shorten forcefully) is the defining nucleus takes up a significant amount of space,
characteristic of muscle cells, not neurons. limiting the amount of hemoglobin they can
(NCERT Ed. 2020-21, 11th, Page No. 105) hold. This structural difference directly results
in the higher oxygen-carrying capacity of
180. (1) mammalian blood, which is essential for their
• Mammalian blood has a much higher oxygen- high metabolic rate.
carrying capacity than frog blood. A key (NCERT Ed. 2025-26, 11th, Page No. 82)
reason for this is the difference in the structure
of their red blood cells.
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