DPP 19
DPP 19
for
NEET - 2025
Set - 19
[ Time : 3 Hrs. ] TEST CODE : GOAL/DPP - 19 [NEET] 2025 [ Max. Marks : 720 ]
INSTRUCTIONS
(i) This Paper has 180 questions. All questions are compulsory.
(iii) 1 mark will be deducted against each negative response from the total marks.
(iv) Use of calculator, slide rule, graph paper and trigonometric tables is NOT
PERMITTED.
PHYSICS d
01. The volume (V) of a monatomic gas varies with
its temperature (T), as shown in the graph. The K
ratio of work done by the gas, to the heat absorbed
by it, when it undergoes a change from state A to
state B, is d/4
V
(1) 16 : 15 (2) 5 : 3
B
A (3) 9 : 8 (4) 5 : 4
0 T 06. A set of ‘n’ equal resistors, of value ‘R’ each, are
connected in series to a battery of emf ‘E’ and
1 2 2 2 internal resistance ‘R’. The current drawn is I.
(1) (2) (3) (4) Now, the ‘n’ resistors are connected in parallel to
3 3 5 7
the same battery. Then the current drawn from
02. The fundamental frequency in an open organ pipe battery becomes 10 I. The value of ‘n’ is
is equal to the third harmonic of a closed organ
(1) 20 (2) 11 (3) 10 (4) 9
pipe. If the length of the closed organ pipe is 20
cm, the length of the open organ pipe is 07. A battery consists of a variable number ‘n’ of
identical cells (having internal resistance ‘r’ each)
(1) 19.67 cm (2) 8 cm
which are connected in series. The terminals of
(3) 13.33 cm (4) 16 cm the battery are short-circuited and the current I
03. At what temperature will the rms speed of oxygen is measured. Which of the graphs shows the
molecules becomes just sufficient for escaping correct relationship between I and n ?
from the Earth’s atmosphere ?
I I
(Given : Mass of oxygen molecules
(m) = 2.76 × 10 –26 kg Botzmann’s constant (1) (2)
kB = 1.38 × 10–23 J K–1) 0 0
n n
(1) 5.016 × 104 K (2) 8.360 × 104 K
(3) 2.508 × 104 K (4) 1.254 × 104 K I I
04. A body of mass 2 kg begins to move under the
action of a ti me depen dent force (3) (4)
0 n 0 n
F (6t 2 i 8t 3 j )N , where i and j are unit 08. Unpolarised light is incident from air on a plane
vectors along X and Y axes. What power will be surface of a material of refractive index ‘µ’. At a
developed by the force at the time (t) ? particular angle of incidence ‘I’, it is found that
(1) (18t5 + 24t7)W the reflected and refracted rays are perpendicular
to each other. Which of the following options is
(2) (12t5 + 16t7)W correct for this situation ?
(3) (12t4 + 16t6)W
(4) (6t5 + 8t7)W 1
(1) i sin –1
05. A parallel plate capacitor having cross-sectional µ
area A and separation d has air in between the (2) Reflected light is polarised with its electric
plates. Now, an insulating slab of same area but vector perpendicular to the plane of incidence
d (3) Reflected light is polarised with its electric
thickness is inserted between the plates as vector parallel to the plane of incidence
4
shown in figure having dielectric constant K(=5).
1
The ratio of new capacitance to its original (4) i tan –1
capacitance will be :
L (3) A • B
(3) becomes 4 L henry (4) becomes henry
2 (4) A B
11. The ratio of kinetic energy to the total energy of an
electron in a Bohr orbit of the hydrogen atom, is : 18. An em wave is propagating in a medium with
(1) 2 : –1 (2) 1 : –1 velocity V V i . The intantaneous oscillating
(3) 1 : 1 (4) 1 : – 2
electric field of this em wave, is along +y axis.
Then the direction of oscillating magnetic field
12. The moment of the force, F 4 i 5 j 6 k at
of the em wave will be along
(2, 0, – 3), about the point (2, – 2, – 2), is given by (1) – y direction (2) +z direction
(3) –z direction (4) –xdirection
(1) –7 i – 8 j 4 k (2) –4 i – j 8 k
19. A solid sphere is in rolling motion. In rolling
(3) –8 i – 4 j 7 k (4) –7 i – 4 j 8 k motion a body possesses translational kinetic
energy (Kt) as well as rotational kinetic energy
13. A steel rod 78 cm long is clamped at its middle. (Kr) simultaneously. The ratio Kt : (Kt + Kr) for the
The fundamental frequency of longitudinal sphere is
vibrations of the rod are given to be 3.5 kHz. What
(1) 10 : 7 (2) 5 : 7
is the speed of sound in steel ?
(3) 7 : 10 (4) 2 : 5
(1) 4820 m/s (2) 5460 m/s
(3) 5680 m/s (4) 5210 m/s 20. An object is placed at a distance of 40cm from a
concave mirror of focal length 15cm. If the object
14. When the light of frequency 20 (where 0 is is displaced through a distance of 20cm towards
threshold frequency), is incident on a metal plate, the mirror, the displacement of the image will be
the maximum velocity of electrons emitted is v1.
When the frequency of the incident radiation is (1) 30cm towards the mirror
increased to 5 0 , the maximum velocity of (2) 36 cm away from the mirror
electrons emitted from the same plate is v2. The (3) 30 cm away from the mirror
ratio of v1 to v2 is :
(4) 36 cm towards the mirror
(1) 4 : 1 (2) 1 : 4 (3) 1 : 2 (4) 2 : 1
21. The magnetic potential energy stored in a certain
15. A solid sphere is rotating freely about its
inductor is 25mJ, when the current in the
symmetry axis in free apace. The radius of the
inductor is 60mA. This inductor is of inductance
sphere is increased keeping its mass same.
Which of the following physical quantities would (1) 1.389 H (2) 138.88 H
remain constant for the sphere ? (3) 0.138 H (4) 13.89 H
(4) CH3 – C –
(2) CH2 – CH2 – OH and I2
CH3
88. Which of the following has maximum unpaired
(3) H3C CH2 – OH and I2 d-electrons ?
(1) Zn2+ (2) Fe2+ (3) Ni 2+ (4) Cu+
CH3 89. Calculate emf of the following cell at 298 K.
(4) CH3 OH and I2 Mg(s)|Mg 2 (0.1M)||Cu2 (0.01)|Cu(s)
Given, E0cell 2.71 V
83. For the redox reaction
(1) 1.60 V (2) 1.68 V (3) 2.68 V (4) 3.68 V
MnO4 C2O24 H Mn2 CO2 H2O 90. A drop of a solution (volume = 0.05 mL) contains
the correct coefficients of the reactants for the 6×10–7 mol of H+. If the rate of disappearence of
balanced equation are H+ is 6.0×105 mol/L × s, how long will it take for
MnO4 C2O24 H H+ to disappear from the drop :
(1) 2 16 5 (1) 8.0 × 10–8 s (2) 2.0 × 10–8 s
(2) 2 5 16 (3) 6.0 × 10–6 s (4) 2.0 × 10–2 s
(3) 16 5 2
(4) 5 16 2 BIOLOGY
84. Consider the following species : 91. Which type of plant tissue is being described by
the given statements?
CN ,CN , NO and CN (i) It consists of long, narrow cells with thick and
Which one of these will have the highest bond lignified cell walls having a few or numerous
order? pits.
(1) CN+ (2) CN– (3) NO (4) CN (ii) They are dead and without protoplasts.
85. Among the following iodine oxides, which one is (iii) On the basis of variation in form, structure,
very good oxidising agent and is used in the origin and development, it may be either fibres
estimation of carbon monoxide:– or sclereids.
(iv)It provides mechanical support to organs.
(1) I2O7 (2) I2O5 (3) I2O4 (4) I2O
(1) Parenchyma (2) Sclerenchyma
86. Which one is a wrong statement?
(3) Collenchyma (4) Chlorenchyma
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92. Double fertilization is a b c d a b c d
(1) Fusion of two male gametes with one egg (1) i iv ii iii (2) i i i i iv i i
(2) Fusion of one male gamete with two polar (3) i i i ii i iv (4) iv iii ii i
nuclei
98. Cardiac output is blood :
(3) Fusion of two male gametes of a pollen tube
(1) Received by heart per minute
with two different eggs
(4) Syngamy and triple fusion (2) Pumped by ventricles per sec
93. Pollen grains can be stored for several years in (3) Pumped by each ventricle per minute
liquids nitrogen having a temperature of (4) Pumped by left ventricle per hour
(1) – 196°C (2) – 80°C (3) – 120°C (4) –160°C 99. Fungi and bacteria degrade detritus into simpler
94. Statement I : In Eastern countries a large number inorganic substances through different enzymes.
of pollen product in the form of tablet and syrup is This phenomena is known as :
available in market. (1) Anabolism (2) Catabolism
Statement II : Pollen consumption has been
(3) Leaching (4) Fragmentation
claimed to increase the performance of athlete
and race horses. 100. The correct order of steps in Polymerase Chain
Reaction (PCR) is
(1) Both Statement-I and Statement-II are
correct. (1) Denaturation, Extension, Annealing
(2) Both Statement-I and Statement-II are (2) Annealing, Extension, Denaturation
incorrect. (3) Extension, Denaturation, Annealing
(3) Statement-I is correct but Statement-II is (4) Denaturation, Annealing, Extension
incorrect.
101. Select the correct statement:
(4) Statement-I is incorrect but Statement-II is
correct. (1) Spliceosomes take part in translation
95. Which of the following is true for nucleolus (2) Punnett square was developed by a British
(1) It takes part in spindle formation scientist
(2) It is a membrane-bound structure (3) Franklin Stahl coined the term “linkage”
(3) Larger nucleoli are present in dividing cells (4) Transduction was discovered by S. Altman
(4) It is a site for active ribosomal RNA synthesis 102. The experimental proof for semiconservative
96. Match the items given in Column I with those in replication of DNA was first shown in a
Column II and select the correct option given (1) Plant (2) Bacterium
below : (3) Fungus (4) Virus
Column I Column II
103. Which of the following is an amino acid derived
a. Tricuspid valve i. Between left atrium hormone?
and left ventricle
(1) Estradiol (2) Ecdysone
b. Bicuspid valve ii. Aorta and pulmonary
artery (3) Epinephrine (4) Estriol
c. Semilunar valve iii. Between right atrium 104. Which of the following hormones can play a
and right ventricle significant role in osteoporosis?
a b c a b c (1) Estrogen and Parathyroid hormone
(1) i ii iii (2) i iii ii (2) Progesterone and Aldosterone
(3) i i i i ii (4) i i i iii (3) Aldosterone and Prolactin
97. Match the items given in Column I with those in (4) Parathyroid hormone and Prolactin
Column II and select the correct option given
105. Hormones secreted by the placenta to maintain
below:
pregnancy are :
Column I Column II
(1) hCG, hPL, progestogens, estrogens
a. Tidal volume i. 2500 - 3000 mL
(2) hCG, hPL, estrogens, relaxin, oxytocin
b. Inspiratory Reserve volume ii. 1100 - 1200 mL
c. Expiratory Reserve volume iii. 500 - 550 mL (3) hCG, hPL, progestogens, prolactin
d. Residual volume iv. 1000 - 1100 mL (4) hCG, progestogens, estrogens, glucocorticoids
132. Armyworm is :
(1) I- Molluscs, II - Amphibians, III- Fungi,
(1) Dipterans (2) Coleopterans IV - Angiosperms
(3) Lepidopterans (4) Molluscan (2) I - Molluscs, II- Amphibians, III - Angiosperms,
133. Assertion (A) : Release of e– from reaction centre IV - Fungi
is called photo-oxidation (3) I - Hexapoda, II - Amphibians, III - Fungi,
IV - Angiosperms
Reason (R) : Radiolabelled oxygen in CO2 makes
evolved oxygen radioactive (4) I - Turtles, II - Amphibians, III - Fungi,
IV - Angiosperms
(1) If both A and R is correct and R is correct
explanation of A. 138. The pollen tube usually enters the embryo sac
(2) If both A and R is correct but R is not correct (1) through one of the synergids
explanation of A. (2) by directly penetrating the egg
(3) If A is correct but R is incorrect (3) between one synergid and central cell
(4) If both A and R is incorrect (4) by knocking off the antipodal cells
134. In which disease does mosquito transmitted 139. Select the wrong statement :
pathoge n cause chro nic infl ammation of (1) Pseudopodia are locomotory and feeding
lymphatic vessels ? structures in Sporozoans.
(1) Ringworm disease (2) Mushrooms belong to Basidiomycetes
(2) Ascariasis (3) Cell wall is present in members of Fungi and
(3) Elephantiasis Plantae.
(4) Amoebiasis (4) Mitochondria are the powerhouse of the cell
135. Which of the following options correctly represents in all kingdoms except Monera.
the lung conditions in asthma and emphysema, 140. Conversion of milk to curd improves its nutritional
respectively? value by increasing the amount of :
(1) Increased respiratory surface; Inflammation (1) Vitamin B12 (2) Vitamin A
of bronchioles (3) Vitamin D (4) Vitamin E
(2) Increased number of bronchioles; Increased 141. The similarity of bone structure in the forelimbs
respiratory surface of many vertebrates is an example of :
(3) Inflammation of bronchioles; Decreased (1) Convergent evolution
respiratory surface
(2) Analogy
(4) Decreased respiratory surface; Inflammation
of bronchioles (3) Homology
136. Among the following sets of examples for divergent (4) Adaptive radiation
evolution, select the incorrect option : 142. Which of the following is an exclusive character
of class mammalia?
(1) Brain of bat, man and cheetah
(1) Internal fertilization
(2) Heart of bat, man and cheetah
(2) Presence of a completely 4-chambered heart
(3) Forelimbs of man, bat and cheetah
(3) Homoiothermy
(4) Eye of octopus, bat and man
(4) Presence of a muscular diaphragm
137. Given below are pie diagrams A, B and C related
143. After karyogamy followed by meiosis,spores are
to proportionate number of species of major taxa
produced exogenously in
of inverte brates, vertebrates and plan ts
respectively. Critically study and fill in the blanks (1) Agaricus (2) Alternaria
I, II, III and IV. (3) Neurospora (4) Saccharomyces
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144. Which amino acid is represented by ‘A’ in the given (2) Muscle is a specialised tissues of endodermal
figure ? in origin
(3) Th ere are abou t 639 muscl es w hi ch
contribute about 40-50 % of adult body wall
A
(4) Muscles show contractibility, excitability and
conductivity
152. Which type of bacteria produces acid that
coagulate and partially digest the milk proteins?
(1) Streptococcus (2) Lactobacillus
(3) Enterococcus (4) Saccharomyces
153. Which of the following has the ability to transform
(1) Serine (2) Threonine normal cells into cancerous cells in animals ?
(3) Tyrosine (4) Methionine (1) Agrobacterium tumifaciens
145. Which one of the following is correct pairing of a (2) Retroviruses
body part and the kind of muscle tissue that (3) DNA-viruses
moves it?
(4) Plasmids
(1) Biceps of upper arm – Smooth muscle fibres
154. Find out the animal which is detritivores in
(2) Abdominal wall – Voluntary smooth muscle nature, they breakdown small particles in their
(3) Iris – Involuntary smooth muscle simplest form by process of fragmentation:
(4) Heart wall – Involuntary unstriated muscle (1) Earthworm (2) Cockroach
146. The similarity between bacterial and eukaryotic (3) Echinoderm (4) Pila globosa
DNA is that both are :
155. How many episodes of mass extinction of species
(1) Circular (2) Single stranded have occurred since the origin and diversification
(3) Double stranded (4) All of the above of life on earth?
147. Which one is wrongly matched? (1) Six (2) Four (3) Seven (4) Five
(1) Gemma cups - Marchantia 156. In making foods such as dosa and idli, the puffed
(2) Biflagellate zoospores - Brown algae up appearance of dough is due to the production
of which gas?
(3) Uniflagellate gametes - Polysiphonia
(1) CO2 (2) SO2 (3) O2 (4) O3
(4) Unicellular organism - Chlorella
157. Match the items given in Column I with those in
148. Which of the following statements is correct ? Column II and select the correct option given
(1) Cytoplasmic streaming helps in pseudopodia below :
formation or amoeboid movement Column I Column II
(2) Cy to pl asmi c streami ng is cau se d by (a) Glycosuria (i) Accumulation of
contracting microfilament uric acid in joints
(3) Both 1 and 2
(b) Gout (ii) Mass of crystallised salts
(4) Locomotion is not a voluntary movement within the kidney
149. Which of the following organisms are known as (c) Renal calculi (iii) Inflammation in
chief producers in the oceans ? glomeruli
(1) Cyanobacteria (2) Diatoms (d) Glomerular (iv) Presence of glucose
(3) Dinoflagellates (4) Euglenoids nephritis in urine
150. All of the following are included in ‘Ex-situ a b c d a b c d
conservation’ except : (1) i i iii i iv (2) i ii iii iv
(1) Botanical gardens (3) i i i ii iv i (4) iv i ii iii
(2) Sacred groves 158. Which of the following pairs is wrongly matched?
(3) Wildlife safari parks (1) XO type sex determination : Grasshopper
(4) Seed banks (2) ABO blood grouping : Co-dominance
151. Which of the following statements is false ? (3) Starch synthesis in Pea : Multiple alleles
(1) Locomotion and many other movements (4) T.H. Morgan : Linkage
required coordinated muscular activities
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159. Allelic sequence variations, where more than one 169. Assertion (A)
variant (allele) at a locus occurs in a human Forming face of golgi bodies are distant from ER.
population with a frequency greater than 0.01 are
referred to as : Reason (R)
(1) Single nucleotide polymorphism RER helps in lipid synthesis
(2) DNA polymorphism (1) If both A and R is correct and R is not correct
explanation of A.
(3) Expressed sequence Tags
(2) If both A and R is correct but R is not correct
(4) RNA polymorphism
explanation of A.
160. The Golgi complex participates in
(3) If A is correct but R is incorrect
(1) Respiration in bacteria
(4) If both A and R is incorrect
(2) Formation of secretory vesicles
170. E.coli, completes the process of replication within
(3) Fatty acid breakdown
(1) 18 minutes (2) 28 minutes
(4) Activation of amino acid
(3) 38 minutes (4) 48 minutes
161. What is the role of NAD+ in cellular respiration?
171. Ciliates differ from all other protozoans in :
(1) It is a nucleotide source for ATP synthesis
(1) using pseudopodia for capturing prey
(2) It functions as an electron carrier
(2) having a contractile vacuole for removing
(3) It functions as an enzyme.
excess water
(4) It is the final electron acceptor for anaerobic
(3) using flagella for locomotion
respiration.
162. Which of the following is commonly used as a (4) having two types of nuclei
vector for introducing a DNA fragment in human 172. Wh ich one of these an imal s is not a
lymphocytes? homeotherm ?
(1) phage (2) Ti plasmid (1) Camelus (2) Chelone
(3) Retrovirus (4) pBR 322 (3) Mocropus (4) Psittacula
163. Use of bioresources by multinational companies 173. A woman has an X-linked condition on one of her
and organisations without authorisation from the X chromosomes. This chromosome can be
concerned country and its people is called inherited by :
(1) Biodegradation (2) Biopiracy (1) Only grandchildren
(3) Bio-infringement (4) Bioexploitation (2) Only sons
164. Select the correct match: (3) Only daughters
(1) T.H. Morgan - Transduction (4) Both sons and daughters
(2) F2 × Recessive parent - Dihybrid cross 174. Which of the following statement is the first step
(3) Ribozyme - Nucleic acid in photosynthesis ?
(4) G.Mendel - Transformation (1) Ionization of water
165. The stage during which separation of the paired (2) Formation of ADP
homologous chromosomes begins is (3) Formation of ATP
(1) Diakinesis (2) Diplotene
(4) Excitation of chlorophyll by photon of light
(3) Pachytene (4) Zygotene
175. “They are found in aquatic habitats and on
166. After ovulation Graafian follicle regreses into decaying wood in moist and damp places or as
(1) Corpus atresia (2) Corpus callosum obligate parasites on plants”.
(3) Corpus luteum (4) Corpus albicans Above statements is related to :
167. The correct surgical procedure as a contraceptive (1) Albugo (2) Aspergillus
method is (3) Ustilago (4) Alternaria
(1) Ovariectomy (2) Castration 176. AGGTATCGCAT is a sequence from the coding
(3) Vasectomy (4) All the above strand of a gene. What will be the corresponding
168. What is the % of PAR in the incident-solar sequence of the transcribed mRNA ?
radiation ? (1) ACCUAUGCGAU (2) UGGTUTCGCAT
(1) 100% (2) <50% (3) 2-10% (4) 1-5% (3) AGGUAUCGCAU (4) UCCAUAGCGUA
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177. Match the items given in Column I with those in 179. Which of these statements is incorrect ?
Column II and select the correct option given (1) Glycolysis operates as long as it is supplied
below : with NAD that can pick up hydrogen atoms.
Column I Column II (2) Glycolysis occurs in cytosol
(a) Proliferative Phase (i) Breakdown of (3) En zyme s of TCA cycle are present in
endometrial lining mitochondrial matrix.
(b) Secretory Phase (ii) Follicular Phase (4) Oxidative phosphorylation takes place in outer
(c) Menstruation (iii)Luteal Phase mitochondrial membrane.