NEET 2024 | NEET Year Wise Previous Years Questions

Biology

Chemistry

1. Match List I with List II. .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:black;border-style:sol 2. The Henry's law constant $$(\mathrm{K}_{\mathrm{H}})$$ values of three gases $$(\mathrm{A}, \mathrm{B}, \mathrm{C})$$ in 3. Given below are two statements: Statement I: The boiling point of hydrides of Group 16 elements follow the order $$\math 4. Intramolecular hydrogen bonding is present in 5. Given below are two statements: Statement I : The boiling point of three isomeric pentanes follows the order n-pentane > 6. The compound that will undergo SN1 reaction with the fastest rate is 7. Which one of the following alcohols reacts instantaneously with Lucas reagent? 8. 1 gram of sodium hydroxide was treated with $$25 \mathrm{~mL}$$ of $$0.75 \mathrm{~M} \mathrm{~HCl}$$ solution, the mass 9. Arrange the following elements in increasing order of first ionization enthalpy: $$\mathrm{Li}, \mathrm{Be}, \mathrm{B}, 10. The most stable carbocation among the following is : 11. Activation energy of any chemical reaction can be calculated if one knows the value of 12. Given below are two statements: Statement I : Aniline does not undergo Friedel-Crafts alkylation reaction. Statement II 13. Arrange the following elements in increasing order of electronegativity: N, O, F, C, Si Choose the correct answer from t 14. Match List I with List II. .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:black;border-style:sol 15. Match List I with List II. .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:black;border-style:sol 16. Match List I with List II. .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:black;border-style:sol 17. Which plot of $$\ln \mathrm{k}$$ vs $$\frac{1}{\mathrm{~T}}$$ is consistent with Arrhenius equation? 18. The energy of an electron in the ground state $$\mathrm{(n=1)}$$ for $$\mathrm{He}^{+}$$ ion is $$\mathrm{-x} \mathrm{~J 19. In which of the following processes entropy increases? A. A liquid evaporates to vapour. B. Temperature of a crystalline 20. Which reaction is NOT a redox reaction? 21. Match List I with List II. .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:black;border-style:sol 22. 'Spin only' magnetic moment is same for which of the following ions? A. $$\mathrm{Ti}^{3+}$$ B. $$\mathrm{Cr}^{2+}$$ C. 23. The highest number of helium atoms is in 24. Among Group 16 elements, which one does NOT show -2 oxidation state? 25. The $$\mathrm{E}^{\circ}$$ value for the $$\mathrm{Mn}^{3+} / \mathrm{Mn}^{2+}$$ couple is more positive than that of $$ 26. The reagents with which glucose does not react to give the corresponding tests/products are A. Tollen's reagent B. Schif 27. Identify the correct reagents that would bring about the following transformation. 28. In which of the following equilibria, $$\mathrm{K}_p$$ and $$\mathrm{K}_{\mathrm{c}}$$ are NOT equal? 29. A compound with a molecular formula of $$\mathrm{C}_6 \mathrm{H}_{14}$$ has two tertiary carbons. Its IUPAC name is : 30. Fehling's solution 'A' is 31. Match List I with List II. .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:black;border-style:sol 32. Given below are two statements : Statement I: Both $$[\mathrm{Co}(\mathrm{NH}_3)_6]^{3+}$$ and $$[\mathrm{CoF}_6]^{3-}$$ 33. On heating, some solid substances change from solid to vapour state without passing through liquid state. The technique 34. Match List I with List II. .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:black;border-style:sol 35. For the reaction $$2 \mathrm{~A} \rightleftharpoons \mathrm{B}+\mathrm{C}, \mathrm{K}_{\mathrm{c}}=4 \times 10^{-3}$$. A 36. The pair of lanthanoid ions which are diamagnetic is 37. Given below are two statements : Statement I : $$[\mathrm{Co}(\mathrm{NH}_3)_6]^{3+}$$ is a homoleptic complex whereas $ 38. Mass in grams of copper deposited by passing 9.6487 A current through a voltmeter containing copper sulphate solution fo 39. For the given reaction: 'P' is 40. The products $$\mathrm{A}$$ and $$\mathrm{B}$$ obtained in the following reactions, respectively, are $$\begin{aligned} 41. The rate of a reaction quadruples when temperature changes from $$27^{\circ} \mathrm{C}$$ to $$57^{\circ} \mathrm{C}$$. 42. During the preparation of Mohr's salt solution (Ferrous ammonium sulphate), which of the following acid is added to prev 43. Major products A and B formed in the following reaction sequence, are 44. The plot of osmotic pressure (П) vs concentration $$(\mathrm{mol} \mathrm{~L}^{-1})$$ for a solution gives a straight li 45. Identify the correct answer. 46. Identify the major product C formed in the following reaction sequence : $$ \mathrm{CH}_3-\mathrm{CH}_2-\mathrm{CH}_2-\m 47. Given below are certain cations. Using inorganic qualitative analysis, arrange them in increasing group number from 0 to 48. The work done during reversible isothermal expansion of one mole of hydrogen gas at $$25^{\circ} \mathrm{C}$$ from press 49. Consider the following reaction in a sealed vessel at equilibrium with concentrations of $$\mathrm{N}_2=3.0 \times 10^{- 50. A compound X contains $$32 \%$$ of A, $$20 \%$$ of B and remaining percentage of C. Then, the empirical formula of $$\ma

Physics

1. In a vernier callipers, $$(N+1)$$ divisions of vernier scale coincide with $$N$$ divisions of main scale. If $$1 \mathrm 2. If the monochromatic source in Young's double slit experiment is replaced by white light, then 3. A logic circuit provides the output $$Y$$ as per the following truth table : The expression of the output Y is : 4. The terminal voltage of the battery, whose emf is $$10 \mathrm{~V}$$ and internal resistance $$1 \Omega$$, when connecte 5. In a uniform magnetic field of $$0.049 \mathrm{~T}$$, a magnetic needle performs 20 complete oscillations in 5 seconds a 6. A wire of length '$$l$$' and resistance $$100 \Omega$$ is divided into 10 equal parts. The first 5 parts are connected i 7. A horizontal force $$10 \mathrm{~N}$$ is applied to a block $$A$$ as shown in figure. The mass of blocks $$A$$ and $$B$$ 8. A tightly wound 100 turns coil of radius $$10 \mathrm{~cm}$$ carries a current of $$7 \mathrm{~A}$$. The magnitude of th 9. In an ideal transformer, the turns ratio is $$\frac{N_P}{N_S}=\frac{1}{2}$$. The ratio $$V_S: V_P$$ is equal to (the sym 10. The graph which shows the variation of $$\left(\frac{1}{\lambda^2}\right)$$ and its kinetic energy, $$E$$ is (where $$\l 11. Given below are two statements: Statement I: Atoms are electrically neutral as they contain equal number of positive and 12. A bob is whirled in a horizontal plane by means of a string with an initial speed of $$\omega \mathrm{~rpm}$$. The tensi 13. Consider the following statements A and B and identify the correct answer : A. For a solar-cell, the I-V characteristic 14. A thermodynamic system is taken through the cycle $$abcda$$. The work done by the gas along the path $$b c$$ is: 15. A thin spherical shell is charged by some source. The potential difference between the two points $$C$$ and $$P$$ (in V) 16. The moment of inertia of a thin rod about an axis passing through its mid point and perpendicular to the rod is $$2400 \ 17. A particle moving with uniform speed in a circular path maintains: 18. If $$c$$ is the velocity of light in free space, the correct statements about photon among the following are: A. The ene 19. At any instant of time $$t$$, the displacement of any particle is given by $$2 t-1$$ ($$\mathrm{SI}$$ unit) under the in 20. A light ray enters through a right angled prism at point $$P$$ with the angle of incidence $$30^{\circ}$$ as shown in fi 21. In the following circuit, the equivalent capacitance between terminal A and terminal B is : 22. The quantities which have the same dimensions as those of solid angle are: 23. The maximum elongation of a steel wire of $$1 \mathrm{~m}$$ length if the elastic limit of steel and its Young's modulus 24. In the above diagram, a strong bar magnet is moving towards solenoid-2 from solenoid-1. The direction of induced curren 25. The mass of a planet is $$\frac{1}{10}$$th that of the earth and its diameter is half that of the earth. The acceleratio 26. Match List I with List II: .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:black;border-style:sol 27. An unpolarised light beam strikes a glass surface at Brewster's angle. Then 28. Match List I with List II .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:black;border-style:soli 29. Two bodies $$A$$ and $$B$$ of same mass undergo completely inelastic one dimensional collision. The body $$A$$ moves wit 30. $$ { }_{82}^{290} X \xrightarrow{\alpha} Y \xrightarrow{e^{+}} Z \xrightarrow{\beta^{-}} P \xrightarrow{e^{-}} Q $$ In t 31. If $$x=5 \sin \left(\pi t+\frac{\pi}{3}\right) \mathrm{m}$$ represents the motion of a particle executing simple harmoni 32. A thin flat circular disc of radius $$4.5 \mathrm{~cm}$$ is placed gently over the surface of water. If surface tension 33. $$ \text { The output ( } Y \text { ) of the given logic gate is similar to the output of an/a } $$ 34. Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R. Assertion A: The p 35. A wheel of a bullock cart is rolling on a level road as shown in the figure below. If its linear speed is $$v$$ in the d 36. A parallel plate capacitor is charged by connecting it to a battery through a resistor. If $$I$$ is the current in the c 37. The property which is not of an electromagnetic wave travelling in free space is that: 38. A small telescope has an objective of focal length $$140 \mathrm{~cm}$$ and an eye piece of focal length $$5.0 \mathrm{~ 39. Two heaters $$A$$ and $$B$$ have power rating of $$1 \mathrm{~kW}$$ and $$2 \mathrm{~kW}$$, respectively. Those two are 40. The following graph represents the $$T$$-$$V$$ curves of an ideal gas (where $$T$$ is the temperature and $$V$$ the volu 41. The velocity $$(v)-$$ time $$(t)$$ plot of the motion of a body is shown below: The acceleration $$(a)-$$ time $$(t)$$ 42. Choose the correct circuit which can achieve the bridge balance. 43. If the mass of the bob in a simple pendulum is increased to thrice its original mass and its length is made half its ori 44. The minimum energy required to launch a satellite of mass $$m$$ from the surface of earth of mass $$M$$ and radius $$R$$ 45. A sheet is placed on a horizontal surface in front of a strong magnetic pole. A force is needed to: A. hold the sheet th 46. A $$10 \mu \mathrm{F}$$ capacitor is connected to a $$210 \mathrm{~V}, 50 \mathrm{~Hz}$$ source as shown in figure. The 47. A metallic bar of Young's modulus, $$0.5 \times 10^{11} \mathrm{~N} \mathrm{~m}^{-2}$$ and coefficient of linear thermal 48. An iron bar of length $$L$$ has magnetic moment $$M$$. It is bent at the middle of its length such that the two arms mak 49. If the plates of a parallel plate capacitor connected to a battery are moved close to each other, then A. the charge sto 50. A force defined by $$F=\alpha t^2+\beta t$$ acts on a particle at a given time $$t$$. The factor which is dimensionless,

NEET 2024

MCQ (Single Correct Answer)

-1

Bulliform cells are responsible for

Inward curling of leaves in monocots.

Protecting the plant from salt stress.

Increased photosynthesis in monocots.

Providing large spaces for storage of sugars.

NEET 2024

MCQ (Single Correct Answer)

-1

A pink flowered Snapdragon plant was crossed with a red flowered Snapdragon plant. What type of phenotype/s is/are expected in the progeny?

Only red flowered plants

Red flowered as well as pink flowered plants

Only pink flowered plants

Red, Pink as well as white flowered plants

NEET 2024

MCQ (Single Correct Answer)

-1

A transcription unit in DNA is defined primarily by the three regions in DNA and these are with respect to upstream and down stream end;

Repressor, Operator gene, Structural gene

Structural gene, Transposons, Operator gene

Inducer, Repressor, Structural gene

Promotor, Structural gene, Terminator

NEET 2024

MCQ (Single Correct Answer)

-1

In a plant, black seed color $$(\mathrm{BB} / \mathrm{Bb})$$ is dominant over white seed color $$(\mathrm{bb})$$. In order to find out the genotype of the black seed plant, with which of the following genotype will you cross it?

$$\mathrm{BB}$$

$$\mathrm{bb}$$

$$\mathrm{Bb}$$

$$\mathrm{BB} / \mathrm{Bb}$$

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