Biology
1. The regions with high level of species richness, high degree of endemism and a loss of $$70 \%$$ of the species and habi 2. Which of the following simple tissues are commonly found in the fruit walls of nuts and pulp of pear? 3. In a chromosome, there is a specific DNA sequence, responsible for initiating replication. It is called as: 4. Given below are two statements:
Statement I: When many alleles of a single gene govern a character, it is called polygen 5. Which of the following are required for the light reaction of Photosynthesis?
A. $$\mathrm{CO}_2$$
B. $$\mathrm{O}_2$$
C 6.
.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:solid;border-width:1px;font-fa 7. Match List-I with List-II:
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.tg td{border-color:black;border-style:sol 8. Which part of the ovule stores reserve food materials? 9. Which one of the following is not found in Gymnosperms? 10. Which one of the following is not included under in-situ conservation? 11. Given below are two statements:
Statement I : The Indian Government has set up GEAC, which will make decisions regarding 12. Pollen grains remain preserved as fossils due to the presence of : 13. Identify the incorrect pair : 14. Which of the following is the correct match? 15. Given below are two statements regarding RNA polymerase in prokaryotes.
Statement I : In prokaryotes, RNA polymerase is 16. Which of the following is a nucleotide? 17. Match List-I with List-II :
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.tg td{border-color:black;border-style:so 18. Match List-I with List-II :
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.tg td{border-color:black;border-style:so 19. Which of the following helps in maintenance of the pressure gradient in sieve tubes? 20. Mesosome in a cell is a : 21. Match List-I with List-II :
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.tg td{border-color:black;border-style:so 22. Match List-I with List - II :
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.tg td{border-color:black;border-style: 23. Match List-I with List-II:
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.tg td{border-color:black;border-style:sol 24. Cryopreservation technique is used for : 25. Which of the following are correct about cellular respiration?
A. Cellular respiration is the breaking of C-C bonds of c 26. Given below are two statements:
Statement I: In eukaryotes there are three RNA polymerases in the nucleus in addition to 27. Match List-I with List-II:
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.tg td{border-color:black;border-style:sol 28. Given below are two statements:
Statement I: Failure of segregation of chromatids during cell cycle resulting in the gai 29. Recombination between homologous chromosomes is completed by the end of 30. Match List-I with List-II :
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.tg td{border-color:black;border-style:so 31. Ligases is a class of enzymes responsible for catalysing the linking together of two compounds.
Which of the following 32. F. Skoog observed that callus proliferated from the internodal segments of tobacco stem when auxin was
supplied with on 33. Given below are some statements about plant growth regulators.
A. All GAs are acidic in nature.
B. Auxins are antagonist 34. Identify the incorrect statement related to gel electrophoresis. 35. Which of the following examples show monocarpellary, unilocular ovary with many ovules?
A. Sesbania
B. Brinjal
C. Indigo 36. Given below are two statements :
Statement I: In the lac operon, the z gene codes for beta-galactosidase which is primar 37. The part marked as ‘x’ in the given figure is
38. Given below are two statements:
Statement I: In a dicotyledonous leaf, the adaxial epidermis generally bears more stomat 39. Which of the following are not fatty acids?
A. Glutamic acid
B. Arachidonic acid
C. Palmitic acid
D. Lecithin
E. Asparti 40. Consider the pyramid of energy of an ecosystem given below:
If T$$_4$$ is equivalent to $$1000 \mathrm{~J}$$, what is t 41. Which one of the following products diffuses out of the chloroplast during photosynthesis? 42. Recombinant DNA molecule can be created normally by cutting the vector DNA and source DNA
respectively with: 43. Which one of the following is not a limitation of ecological pyramids? 44. The Bt toxin in genetically engineered Bt cotton kills the pest by: 45. Match List-I with List-II:
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.tg td{border-color:black;border-style:sol 46. Which of the following graphs depicts the effect of substrate concentration on velocity of enzyme catalysed reaction? 47. When will the population density increase, under special conditions?
When the number of : 48. When a tall pea plant with round seeds was selfed, it produced the progeny of :
(a) Tall plants with round seeds and
(b) 49. Match List-I with List-II:
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.tg td{border-color:black;border-style:sol 50. Observe the given figure. Identify the different stages labelled with alphabets by selecting the correct option.
51. Match List-I with List-II:
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.tg td{border-color:black;border-style:sol 52. Match List-I with List-II:
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.tg td{border-color:black;border-style:sol 53. Following are the steps involved in action of toxin in Bt. Cotton
A. The inactive toxin converted into active form due t 54. Match List-I with List-II :
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.tg td{border-color:black;border-style:so 55. Which evolutionary phenomenon is depicted by the sketch given in figure?
56. A person with blood group ARh– can receive the blood transfusion from which of the following types?
A. BRh$$^–$$
B. ABRh 57. Enzymes that catalyse the removal of groups from substrates by mechanisms other than hydrolysis leaving double bonds, ar 58. Match List-I with List-II.
.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:sol 59. Match List-I with List-II.
.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:so 60. Match List-I with List-II.
.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:so 61. Which of the following statements is correct about the type of junction and their role in our body? 62. Select the restriction endonuclease enzymes whose restriction sites are present for the tetracycline resistance (tet$$^{ 63. Match List-I with List-II.
.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:sol 64. Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R.
Assertion A: Durin 65. Match List-I with List-II with respect to convergent evolution:
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.tg t 66. Match List-I with List-II.
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.tg td{border-color:black;border-style:sol 67. Match List-I with List-II.
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.tg td{border-color:black;border-style:so 68. Match List-I with List-II relating to microbes and their products:
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.t 69. Match List-I with List-II.
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.tg td{border-color:black;border-style:sol 70. Match List-I with List-II relating to examples of various kind of IUDs and barrier:
.tg {border-collapse:collapse;bord 71. Given below are two statements:
Statement I: Antibiotics are chemicals produced by microbes that kill other microbes.
St 72. Arrange the following parts in human Mammary gland, traversing the route of milk ejection.
A. Mammary duct
B. Lactiferou 73. Which of the following are correct about EcoRI?
A. Cut the DNA with blunt end
B. Cut the DNA with sticky end
C. Recognis 74. Which of the following is/are present in female cockroach?
A. Collateral gland
B. Mushroom gland
C. Spermatheca
D. Anal 75. Math List-I with List-II:
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.tg td{border-color:black;border-style:soli 76. Open Circulatory system is present in : 77. In which of the following connective tissues, the cells secrete fibres of collagen or elastin?
A. Cartilage
B. Bone
C. A 78. Which of the following pairs is an incorrect match? 79. Match List-I with List-II:
.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:sol 80. Match List I with List II:
.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:sol 81. Match List-I with List -II
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.tg td{border-color:black;border-style:sol 82. Diuresis is prevented by: 83. Following is the list of STDs. Select the diseases which are not completely curable.
A. Genital warts
B. Genital herpes
84. What is the correct order (old to recent) of periods in Paleozoic era? 85. 'Lub' sound of Heart is caused by the _________. 86. Match List-I with List-II relating to human female external genitalia.
.tg {border-collapse:collapse;border-spacing:0; 87. Aneuploidy is a chromosomal disorder where chromosome number is not the exact copy of its haploid set of chromosomes, du 88. Given below are two statements :
Statement I : RNA interference takes place in all Eukaryotic organisms as method of cel 89. Identify the wrong statements :
A. Erythropoietin is produced by juxtaglomerular cells of the kidney
B. Leydig cells pro 90. Following are the steps involved in the process of PCR.
A. Annealing
B. Amplification (~1 billion times)
C. Denaturation 91. Given below are two statements:
Statements I: Concentrated urine is formed due to counter current mechanism in nephron.
92. Given below are two statements :
Statement I : Concentrically arranged cisternae of Golgi complex are arranged near the 93. Match List-I with List-II:
.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:sol 94. Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R.
Assertion A: Memb 95. The mother has $$\mathrm{A}+$$ blood group the father has $$\mathrm{B}+$$ and the child is $$\mathrm{A}+$$. What can be 96. What do 'a' and 'b' represent in the following population growth curve?
97. Select the correct statements regarding mechanism of muscle contraction.
A. It is initiated by a signal sent by CNS via 98. Match List I with List II :
.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:so 99. Match List I with List II :
.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:so 100. Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R.
Assertion A: Durin
Chemistry
1. The correct decreasing order of atomic radii (pm) of $$\mathrm{Li}, \mathrm{Be}, \mathrm{B}$$ and $$\mathrm{C}$$ is 2. Following data is for a reaction between reactants A and B :
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.tg td{b 3. Given below are two statements:
Statement I: Propene on treatment with diborane gives an addition product with the formu 4. Baeyer's reagent is : 5. Which of the following molecules has "NON ZERO" dipole moment value? 6. The major product X formed in the following reaction sequence is :
7. Which indicator is used in the titration of sodium hydroxide against oxalic acid and what is the colour change at the en 8. Match List I with List II :
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.tg td{border-color:black;border-style:so 9. From the following select the one which is not an example of corrosion. 10. Which of the following pairs of ions will have same spin only magnetic moment values within the pair?
A. $$\mathrm{Zn}^{ 11. At a given temperature and pressure, the equilibrium constant values for the equilibria are given below:
$$\begin{aligne 12. Arrange the following compounds in increasing order of their solubilities in chloroform:
$$\mathrm{NaCl}, \mathrm{CH}_3 13. Identify the incorrect statement about $$\mathrm{PCl}_5$$. 14. Choose the correct statement for the work done in the expansion and heat absorbed or released when
5 litres of an ideal 15. The correct IUPAC name of the compound
is : 16. Which of the following set of ions act as oxidising agents? 17. Select the incorrect reaction among the following : 18. The UV-visible absorption bands in the spectra of lanthanoid ions are 'X', probably because of the excitation of electro 19. Ethylene diaminetetraacetate ion is a/an: 20. The amount of glucose required to prepare $$250 \mathrm{~mL}$$ of $$\frac{\mathrm{M}}{20}$$ aqueous solution is :
(Molar 21. Identify the incorrect statement from the following : 22. For the reaction in equilibrium
$$\mathrm{N}_2(\mathrm{~g})+3 \mathrm{H}_2(\mathrm{~g}) \rightleftharpoons 2 \mathrm{NH} 23. The major product D formed in the following reaction sequence is : 24. Match List I with List II:
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.tg td{border-color:black;border-style:sol 25. Which of the following is not an ambidentate ligand? 26. The quantum numbers of four electrons are given below :
I. $$n=4 ; I=2 ; m_1=-2 ; s=-\frac{1}{2}$$
II. $$n=3 ; I=2 ; m_1 27. The major product $$\mathrm{C}$$ in the below mentioned reaction is:
$$\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm 28. The compound that does not undergo Friedel-Crafts alkylation reaction but gives a positive carbylamine test
is : 29. For an endothermic reaction:
(A) $$\mathrm{q}_{\mathrm{p}}$$ is negative.
(B) $$\Delta_{\mathrm{r}} \mathrm{H}$$ is posi 30. $$1.0 \mathrm{~g}$$ of $$\mathrm{H}_2$$ has same number of molecules as in: 31. Which of the following plot represents the variation of $$\ln \mathrm{k}$$ versus $$\frac{1}{\mathrm{~T}}$$ in accordanc 32. A steam volatile organic compound which is immiscible with water has a boiling point of $$250^{\circ} \mathrm{C}$$. Duri 33. Given below are two statements :
Statement I : Glycogen is similar to amylose in its structure.
Statement II : Glycogen 34. The oxidation states not shown by Mn in given reaction is :
$$
3 \mathrm{MnO}_4^{2-}+4 \mathrm{H}^{+} \longrightarrow 2 35. Given below are two statements:
Statement I: The Balmer spectral line for H atom with lowest energy is located at $$\fra 36. Identify D in the following sequence of reactions:
37. Identify the incorrect statement. 38. Match List-I with List-II :
.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:so 39. Match List-I with List-II:
.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:sol 40. The standard cell potential of the following cell $$\mathrm{Zn}\left|\mathrm{Zn}^{2+}(\mathrm{aq})\right| \mathrm{Fe}^{2 41. Match List I with List II:
.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:sol 42. The ratio of solubility of AgCl in 0.1 M KCl solution to the solubility of AgCl in water is:
(Given : Solubility product 43. On complete combustion, 0.3 g of an organic compound gave 0.2 g of CO$$_2$$ and 0.1 g of H$$_2$$O. The percentage
compos 44. The following reaction method
is not suitable for the preparation of the corresponding haloarene products, due to high 45. The alkane that can be oxidized to the corresponding alcohol by KMnO$$_4$$ as per the equation
is, when : 46. For the following reaction at $$300 \mathrm{~K}$$
$$\mathrm{A}_2(\mathrm{~g})+3 \mathrm{~B}_2(\mathrm{~g}) \rightarrow 2 47. Rate constants of a reaction at $$500 \mathrm{~K}$$ and $$700 \mathrm{~K}$$ are $$0.04 \mathrm{~s}^{-1}$$ and $$0.14 \ma 48. Mass of glucose $$(\mathrm{C}_6 \mathrm{H}_{12} \mathrm{O}_6)$$ required to be dissolved to prepare one litre of its sol 49. $$\left[\mathrm{Mn}_2(\mathrm{CO})_{10}\right]$$ and $$\left[\mathrm{Co}_2(\mathrm{CO})_8\right]$$ structures have
A. Me 50. Methyl group attached to a positively charged carbon atom stabilizes the carbocation due to
Physics
1. The magnetic potential energy, when a magnetic bar of magnetic moment $$\vec{m}$$ is placed perpendicular to the magneti 2. A bob is whirled in a horizontal circle by means of a string at an initial speed of $$10 \mathrm{~rpm}$$. If the tension 3. A metal cube of side $$5 \mathrm{~cm}$$ is charged with $$6 \mu \mathrm{C}$$. The surface charge density on the cube is 4. The incorrect relation for a diamagnetic material (all the symbols carry their usual meaning and $$\varepsilon$$ is a sm 5. An ideal fluid is flowing in a non-uniform cross-sectional tube $$X Y$$ (as shown in the figure) from end $$X$$ to end $ 6. The escape velocity for earth is $$v$$. A planet having 9 times mass that of earth and radius, 16 times that of earth, h 7. An electron and an alpha particle are accelerated by the same potential difference. Let $$\lambda_e$$ and $$\lambda_\alp 8. An object moving along horizontal $$x$$-direction with kinetic energy $$10 \mathrm{~J}$$ is displaced through $$x=(3 \ha 9. An object falls from a height of $$10 \mathrm{~m}$$ above the ground. After striking the ground it loses $$50 \%$$ of it 10. In the circuit shown below, the inductance $$L$$ is connected to an ac source. The current flowing in the circuit is $$I 11. A $$12 \mathrm{~pF}$$ capacitor is connected to a $$50 \mathrm{~V}$$ battery, the electrostatic energy stored in the cap 12. A uniform wire of diameter $$d$$ carries a current of $$100 \mathrm{~mA}$$ when the mean drift velocity of electrons in 13. In an electrical circuit, the voltage is measured as $$V=(200 \pm 4)$$ volt and the current is measured as $$I=(20 \pm 0 14. A step up transformer is connected to an ac mains supply of $$220 \mathrm{~V}$$ to operate at $$11000 \mathrm{~V}, 88$$ 15. A particle is moving along $$x$$-axis with its position (x) varying with time $$(t)$$ as $$x=\alpha t^4+\beta t^2+\gamma 16. The radius of gyration of a solid sphere of mass $$5 \mathrm{~kg}$$ about $$X Y$$ is $$5 \mathrm{~m}$$ as shown in figur 17.
The I-V characteristics shown above are exhibited by a 18. The magnetic moment and moment of inertia of a magnetic needle as shown are, respectively, $$1.0 \times 10^{-2} \mathrm{ 19. The capacitance of a capacitor with charge $$q$$ and a potential difference $$V$$ depends on 20. Given below are two statements:
Statement I : Image formation needs regular reflection and/or refraction.
Statement II : 21. A uniform metal wire of length $$l$$ has $$10 \Omega$$ resistance. Now this wire is stretched to a length $$2l$$ and the 22. The spectral series which corresponds to the electronic transition from the levels $$n_2=5,6, \ldots$$ to the level $$n_ 23. Given below are two statements: One is labelled as Assertion $$\mathbf{A}$$ and the other is labelled as Reason $$\mathb 24. A particle executing simple harmonic motion with amplitude A has the same potential and kinetic energies at the displace 25. Two slits in Young's double slit experiment are $$1.5 \mathrm{~mm}$$ apart and the screen is placed at a distance of $$1 26. Water is used as a coolant in a nuclear reactor because of its 27. The pitch of an error free screw gauge is $$1 \mathrm{~mm}$$ and there are 100 divisions on the circular scale. While me 28. Let us consider two solenoids $$A$$ and $$B$$, made from same magnetic material of relative permeability $$\mu_r$$ and e 29. When the output of an OR gate is applied as input to a NOT gate, then the combination acts as a 30. Interference pattern can be observed due to superposition of the following waves:
A. $$y=a \sin \omega t$$
B. $$y=a \sin 31. If $$\phi$$ is the work function of photosensitive material in $$\mathrm{eV}$$ and light of wavelength of numerical valu 32. The electromagnetic radiation which has the smallest wavelength are 33. The equilibrium state of a thermodynamic system is described by
A. Pressure
B. Total heat
C. Temperature
D. Volume
E. Wo 34. Some energy levels of a molecule are shown in the figure with their wavelengths of transitions. Then :
35. A box of mass $$5 \mathrm{~kg}$$ is pulled by a cord, up along a frictionless plane inclined at $$30^{\circ}$$ with the 36. If the ratio of relative permeability and relative permittivity of a uniform medium is $$1: 4$$. The ratio of the magnit 37. The value of electric potential at a distance of $$9 \mathrm{~cm}$$ from the point charge $$4 \times 10^{-7} \mathrm{C}$ 38. The displacement of a travelling wave $$y=C \sin \frac{2 \pi}{\lambda}$$ (at $$-x$$) where $$t$$ is time, $$x$$ is dista 39. An object of mass $$100 \mathrm{~kg}$$ falls from point $$A$$ to $$B$$ as shown in figure. The change in its weight, cor 40. The potential energy of a particle moving along $$x$$-direction varies as $$V=\frac{A x^2}{\sqrt{x}+B}$$. The dimensions 41. The two-dimensional motion of a particle, described by $$\vec{r}=(\hat{i}+2 \hat{j}) A \cos \omega t$$ is a/an:
A. parab 42. A beam of unpolarized light of intensity I0 is passed through a polaroid A, then through another polaroid B,
oriented at 43. Select the correct statements among the following :
A. Slow neutrons can cause fission in $${ }_{92}^{235} \mathrm{U}$$ 44. Let $$\omega_1, \omega_2$$ and $$\omega_3$$ be the angular speed of the second hand, minute hand and hour hand of a smoo 45. The magnetic moment of an iron bar is $$M$$. It is now bent in such a way that it forms an arc section of a circle subte 46. The given circuit shows a uniform straight wire $$A B$$ of $$40 \mathrm{~cm}$$ length fixed at both ends. In order to ge 47. According to the law of equipartition of energy, the number of vibrational modes of a polyatomic gas of constant $$\gamm 48. The output Y for the inputs A and B of the given logic circuit is:
49. The amplitude of the charge oscillating in a circuit decreases exponentially as $$Q=Q_0 e^{-R t/2 L}$$, where $$Q_0$$ is 50. The steady state current in the circuit shown below is :
1
NEET 2024 (Re-Examination)
MCQ (Single Correct Answer)
+4
-1
The steady state current in the circuit shown below is :
A
0.67 A
B
1.5 A
C
2 A
D
1 A
Paper analysis
Total Questions
Biology
100
Chemistry
50
Physics
50
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