(1)
ANSWERS
1. (4)
2. (2)
3. (3)
4. (3)
5. (4)
6. (1)
7. (4)
8. (3)
9. (4)
10. (4)
11. (4)
12. (4)
13. (4)
14. (3)
15. (3)
16. (2)
17. (4)
18. (4)
19. (4)
20. (4)
21. (3)
22. (2)
23. (1)
24. (3)
25. (2)
26. (1)
27. (1)
28. (4)
29. (1)
30. (4)
31. (3)
32. (1)
33. (2)
34. (2)
35. (2)
36. (1)
37. (2)
38. (4)
39. (3)
40. (1)
41. (1)
42. (3)
43. (1)
44. (3)
45. (3)
46. (3)
47. (1)
48. (2)
49. (4)
50. (2)
51. (4)
52. (3)
53. (1)
54. (1)
55. (3)
56. (3)
57. (3)
58. (4)
59. (4)
60. (3)
61. (3)
62. (4)
63. (2)
64. (2)
65. (2)
66. (4)
67. (4)
68. (4)
69. (1)
70. (4)
71. (4)
72. (2)
73. (3)
74. (2)
75. (4)
76. (4)
77. (2)
78. (2)
79. (3)
80. (2)
81. (4)
82. (4)
83. (1)
84. (2)
85. (1)
86. (1)
87. (4)
88. (1)
89. (2)
90. (4)
91. (3)
92. (1)
93. (2)
94. (1)
95. (2)
96. (3)
97. (4)
98. (3)
99. (3)
100. (4)
101. (3)
102. (2)
103. (3)
104. (4)
105. (2)
106. (1)
107. (4)
108. (2)
109. (3)
110. (3)
111. (3)
112. (2)
113. (1)
114. (1)
115. (4)
116. (2)
117. (4)
118. (2)
119. (4)
120. (1)
121. (1)
122. (3)
123. (3)
124. (2)
125. (1)
126. (1)
127. (2)
128. (3)
129. (3)
130. (2)
131. (4)
132. (3)
133. (4)
134. (3)
135. (2)
136. (2)
137. (4)
138. (3)
139. (1)
140. (2)
141. (4)
142. (3)
143. (3)
144. (4)
145. (2)
146. (3)
147. (2)
148. (3)
149. (4)
150. (4)
151. (4)
152. (2)
153. (3)
154. (3)
155. (3)
156. (4)
157. (3)
158. (1)
159. (4)
160. (3)
161. (2)
162. (3)
163. (2)
164. (4)
165. (4)
166. (4)
167. (3)
168. (4)
169. (4)
170. (1)
171. (2)
172. (2)
173. (4)
174. (3)
175. (4)
176. (3)
177. (2)
178. (2)
179. (3)
180. (2)
Regd. Office: Aakash Tower, 8, Pusa Road, New Delhi-110005, Ph. 011-47623456
MM : 720 Mock Test for NEET - 2020 Time : 3 Hrs.
Home Assignment – 10
16/07/2020
(2)
1. Answer (4)
2. Answer (2)
13 2 3
2t t t
3. Answer (3)
t
m/s
0 10 15 s
50
v
150 15 25 15 375 m
2S
4. Answer (3)
2
2
u t ua g
g a t
5. Answer (4)
2 2 2 2sin sin
and 2 22 2
u vH H v u
g g
6. Answer (1)
Force between 30 N to 110 N will make the block move.
7. Answer (4)
m2R = mg
=10 0.8
2 rad/s2
g
R
PHYSICS
8. Answer (3)
210 10 10 10 0.43 m/s
10 10a
9. Answer (4)
22 2 4
4
1 14 kg 3 18
2 2
18 3 1458 J
W mv t t
10. Answer (4)
20 3 27 0 3 m
dUF x x
dx
11. Answer (4)
Formula
12. Answer (4)
Energy fraction retained is e2 = 0.64. So lost is 0.36.
13. Answer (4)
1 1 2 2
1 2 26 1m
m x m x
x x x
14. Answer (3)
3300
2 4
200 N
Y
Y
L LR
R
15. Answer (3)
2m 5 m1 kg 2 2 m 10 kg
s s2L mv R
16. Answer (2)
25 ' 3'
3 5
v vmvR mR v
R
MM : 720 Time : 3 Hrs.
Regd. Office: Aakash Tower, 8, Pusa Road, New Delhi-110005, Ph. 011-47623456
Mock Test for NEET - 2020Home Assignment – 10
Answers and Hints
16/07/2020
(3)
Mock Test for NEET - 2020 Home Assignment-10 (Answers and Hints)
17. Answer (4)
1 1.53
1 0.5
e
e
18. Answer (4)
/
Pk
V V
19. Answer (4)
20. Answer (4)
1 1 2 2 1 2
1 2
2
3
k A k A k k
A A
21. Answer (3)
22. Answer (2)
2
2 2
1 2 2 2010 N/m
2 2
2 2 s
UU KA K
A
mT
k
23. Answer (1)
60 800 km5 8
T L
d d d dt d
V V
24. Answer (3)
25. Answer (2)
6060 80 F
3
26. Answer (1)
1 1
1 2
2 2
200 C and 400 CQ R
Q QQ R
Charge transferred is 100 C
27. Answer (1)
1v
L
28. Answer (4)
29. Answer (1)
2 2
73 3
2 6
R RR
R
30. Answer (4)
F qv B � �
�
31. Answer (3)
32. Answer (1)
33. Answer (2)
L = L1 + L
2 = 9 mH
34. Answer (2)
250 V5 A
50I
35. Answer (2)
36. Answer (1)
1.805 1.790.019
1.795 1
37. Answer (2)
810 2 14 cm
4
3
38. Answer (4)
0100 5
1 1 245 25
E
E
f fm
f D
39. Answer (3)
1 1x
x
t tD
d D d
40. Answer (1)
41. Answer (1)
KE remains unchanged.
42. Answer (3)
2
22
2
h hp mE E
m
43. Answer (1)
3
0
3
0
1 3
2
t
t
N et
e N e
44. Answer (3)
1out out
3
in in in
1000.02
5 10
I I
V I R
45. Answer (3)
(4)
Home Assignment-10 (Answers and Hints) Mock Test for NEET - 2020
CHEMISTRY
46. Answer (3)
CH2 – C – OH
CH2 – C – OH
423 K
O
O
H C – C2
H C – C2
O
O
O
Maleic Acid 4 mol 'C'
47. Answer (1)
48. Answer (2)
1 mol CO2 valence electron = 16 × N
0
49. Answer (4)
Molecular wt. 3.2
22400 256 g280
256
n 832
50. Answer (2)
For g-subshell, l = 4 n must be 5
51. Answer (4)
52. Answer (3)
02Cu/Cu (aq)
E 0.34 v
53. Answer (1)
54. Answer (1)
55. Answer (3)
56. Answer (3)
Enthalpy of neutralization calculated per gram
equivalent.
57. Answer (3)
58. Answer (4)
59. Answer (4)
60. Answer (3)
Positive solution is formed.
61. Answer (3)
62. Answer (4)
63. Answer (2)
[CH3COO–] = 2 ×0.05 = 0.1 M
pH = w a
1pK pK logC
2
pH = 114 4.74 log0.1
2 = 8.87
64. Answer (2)
65. Answer (2)
ºOP OP
0.059E E log[H ]
1
66. Answer (4)
67. Answer (4)
68. Answer (4)
69. Answer (1)
70. Answer (4)
71. Answer (4)
A = S
ThiopheneB =
N
PyrroleC =
Pyridine
N
72. Answer (2)
73. Answer (3)
74. Answer (2)
CHO
2NaOH
COO Na–
+
CH – OH2
+
75. Answer (4)
76. Answer (4)
77. Answer (2)
OCH3
NH2
OCH3
Cl
H
NH3
OCH3
NH2
78. Answer (2)
79. Answer (3)
80. Answer (2)
Wolff-Kishner reduction.
81. Answer (4)
A = 3° alcohol; B = 1° alcohol; C = 2° alcohol
82. Answer (4)
83. Answer (1)
84. Answer (2)
85. Answer (1)
Phenol has strongly +R effect.
86. Answer (1)
87. Answer (4)
88. Answer (1)
89. Answer (2)
90. Answer (4)
(5)
Mock Test for NEET - 2020 Home Assignment-10 (Answers and Hints)
BOTANY
91. Answer (3)
Order
92. Answer (1)
Ex-situ conservation strategies are Zoo and Botanical
gardens.
93. Answer (2)
Unicellular organisms i.e., Bacteria, fungi, algae and
protozoans were placed under kingdom Protista in
three kingdom system.
94. Answer (1)
Cellulose and silica in diatoms.
95. Answer (2)
Dikaryophase is short-lived in sac fungi.
96. Answer (3)
97. Answer (4)
A-Chara, B-Laminaria
98. Answer (3)
Haplo-diplontic in Selaginella and Diplontic life cycle
in gymnosperms.
99. Answer (3)
Cymose type
100. Answer (4)
Tendril in pea-modified leaf
101. Answer (3)
Drupe
102. Answer (2)
Collenchyma
103. Answer (3)
A-Simple tissue mainly.
104. Answer (4)
Sapwood is physiologically active.
105. Answer (2)
Nine peripheral doublets microtubules in one flagellum
i.e., 9 × 2 = 18, Chlamydomonas is biflagellate.
106. Answer (1)
107. Answer (4)
Metaphase is preceded by prophase.
108. Answer (2)
109. Answer (3)
w or DPD = Zero
110. Answer (3)
111. Answer (3)
112. Answer (2)
Transition reaction - 1NADH2
For one pyruvic
acid
TCA Cycle - 3 NADH2 & 1FADH
2
Glucose 2 × pyruvic acid
113. Answer (1)
Arithmatic growth
114. Answer (1)
TtWwRr × ttWWrr (T-Height, W-colour of flower,
R-seed shape)
Tt × tt 1
2tall;
1
2dwarf (test cross)
Ww × WW 100% violet (out cross)
Rr × rr 1
2 round :
1
2wrinkled (test cross)
Thus, tall & violet & wrinkled 1
2 × 1 ×
1
2 =
1
4 or
25%.
115. Answer (4)
116. Answer (2)
117. Answer (4)
Both (1) & (3)
118. Answer (2)
3 5 phosphodiester linkage.
119. Answer (4)
Both (2) & (3)
120. Answer (1)
Regulator gene is always functional.
121. Answer (1)
122. Answer (3)
123. Answer (3)
All embryophytes
124. Answer (2)
(6)
Home Assignment-10 (Answers and Hints) Mock Test for NEET - 2020
125. Answer (1)
Hydrophily
126. Answer (1)
127. Answer (2)
Aposporously developed embryo sac is diploid thus
egg-2n and secondary nucleus - 4n
Zygote 2n + 2n = 4n
Endosperm 2n + 4n = 6n
128. Answer (3)
129. Answer (3)
SCP production decreases environmental pollution.
130. Answer (2)
131. Answer (4)
132. Answer (3)
Plants and pollinators.
133. Answer (4)
Climax vegetation is mesic.
134. Answer (3)
Hyperbola for a large taxonomic group.
135. Answer (2)
Causes thinning of egg shell.
ZOOLOGY
136. Answer (2)
Several genes called cellular oncogenes (c-onc) or
proto-oncogenes have been identified in normal cells,
which when mutated lead to cancer. Mutations in tumor
suppressor genes can also lead to cancer.
137. Answer (4)
When the donor DNA is inserted into bacterium’s DNA,
the bacterial plasmid is described as rDNA. This
plasmid can act as a vector.
138. Answer (3)
139. Answer (1)
If the allele frequency of R is 0.80, then the allele
frequency of r is 0.20, because p + q = 1.
140. Answer (2)
The frequency of recessive allele is 6
0.2524
141. Answer (4)
Amphetamine is synthetic analogue of adrenaline.
142. Answer (3)
143. Answer (3)
Preen glands are also called and uropygial glands.
144. Answer (4)
Activation energy is required only to start a
biochemical reaction.
145. Answer (2)
Otolith organ includes utricle and saccule.
146. Answer (3)
147. Answer (2)
Direct method of gene transfer is vectorless method.
148. Answer (3)
149. Answer (4)
150. Answer (4)
Beta cells of islets of Langerhans secrete insulin
hormone.
Vasopressin inhibits diuresis : Parathyroid gland,
secrets parathormone which stimulates the movement
of Ca2+ in bones and teeth into blood.
151. Answer (4)
152. Answer (2)
PCR can amplify the genetic material to make probe.
153. Answer (3)
154. Answer (3)
Toxoid vaccines provide us with active immunity.
155. Answer (3)
Cotton bollworm is a lepidopteran.
156. Answer (4)
Modern Homo sapiens arose during ice age between
75,000 to 10,000 years ago.
157. Answer (3)
Saheli is non-hormonal, non-steroidal contraceptive
pill containing a chemical centchroman.
158. Answer (1)
159. Answer (4)
160. Answer (3)
Estrogen is a steroidal hormone and directly enters
the cell.
161. Answer (2)
162. Answer (3)
(7)
Mock Test for NEET - 2020 Home Assignment-10 (Answers and Hints)
�����
163. Answer (2)
If the rDNA is inserted within the coding sequence of
lac Z gene, it will cause insertional inactivation of
this gene. So, the plasmid with rDNA, will not
synthesise -galactosidase enzyme.
164. Answer (4)
In Amphioxus there is protonephridial system
containing flame cells.
165. Answer (4)
Release of sporozoites infectious forms by salivary
glands of mosquito.
166. Answer (4)
In Exocoetus, notochord is replaced by bony vertebral
column.
167. Answer (3)
168. Answer (4)
Collagen is the most abundant protein in the animal
world.
169. Answer (4)
The joint between carpal and metacarpal of the thumb
is saddle joint.
170. Answer (1)
Reabsorption in Henle’s loop is minimum.
171. Answer (2)
172. Answer (2)
173. Answer (4)
174. Answer (3)
Tetany is spasms or convulsions due to less calcium
in extracellular fluid.
175. Answer (4)
After menopause the blood ganadotropins rise
markedly, because there is no feedback control by
estrogen and progesterone.
176. Answer (3)
Axial skeleton is made up of skull, vertebral column,
sternum and ribs.
177. Answer (2)
178. Answer (2)
‘Dup’ is second heart sound produced due to closure
of semilunar valves at the beginning of ventricular
systole.
179. Answer (3)
Ctenophores such as comb jellies move by cilia and
have colloblasts to capture their prey.
180. Answer (2)
Edition: 2020-21