NEET 2026 | NEET Year Wise Previous Years Questions

Biology

Chemistry

1. Select the reagents that reduce nitriles to primary amines. A. (i) $\mathrm{LiAlH}_4$; (ii) $\mathrm{H}_2 \mathrm{O}$ B. 2. $$ \text { Match List I with List II : } $$ .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:bla 3. Consider the following reaction : $$ \begin{aligned} & 2 \mathrm{~A}(\mathrm{~g})+\mathrm{B}(\mathrm{~g}) \rightarrow 2 4. $$ \text { Match List I with List II : } $$ .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:black; 5. In a qualitative analysis, $\mathrm{Bi}^{3+}$ is detected by appearance of precipitate of $\mathrm{BiO}(\mathrm{OH})(\ma 6. The correct statement with regard to the secondary structure of DNA/RNA is 7. The pair of molecules that are metamers among the following is : 8. $$ \text { Match List I with List II : } $$ .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:bla 9. $$ \text { Match List I with List II : } $$ .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:black; 10. $$ \text { The correct IUPAC name of the following compound is : } $$ 11. A bulb is rated at 150 watt, converting $8 \%$ energy into light. If energy of one photon is $4.42 \times 10^{-19} \math 12. Methane reacts with steam at 1273 K in the presence of nickel catalyst to form : 13. Compound $\mathrm{P}\left(\mathrm{C}_8 \mathrm{H}_8 \mathrm{O}\right)$ gives a red orange precipitate with 2,4-DNP reage 14. $$ \text { Match List I with List II : } $$ .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:black; 15. $$ \begin{aligned} &\text { The following two reactions give the same foul smelling product } Z \text {. }\\ &\m 16. The number of hydrogen atoms present in 5.4 g of urea is: (Given: Molar mass of urea : $60 \mathrm{~g} \mathrm{~mol}^{-1 17. Identify the incorrect statement from the following: 18. Which one of the following is an ambidentate ligand? 19. The correct order of increasing metallic character of $\mathrm{Na}, \mathrm{Be}, \mathrm{P}, \mathrm{Mg}$ and Si is 20. $$ \text { Match List I with List II: } $$ Choose the correct answer from the options given below : 21. Although +3 oxidation state is most common in lanthanoids, cerium still shows +4 oxidation state because: 22. $$ \text { In the following reaction sequence, } \mathrm{X} \text { and } \mathrm{Z} \text { respectively are : } $$ 23. $$ \text { Match List I with List II : } $$ .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:bla 24. The functional group that can be identified through phthalein dye test is : 25. $$ \text { Two products } X \text { and } Y \text { are formed in the following reaction sequence. } $$ The suitable met 26. Identify the correct statements : (A) The molality of 2.5 g of ethanoic acid (Molar mass : $60 \mathrm{~g} \mathrm{~mol} 27. During Lassaigne's test, the elements present in an organic compound are converted from : 28. A solution of copper sulphate is electrolysed for 10 minutes with a current of 1.5 amperes. The mass of copper deposited 29. At a certain temperature, $\mathrm{T}(\mathrm{K})$, during a process, 500 J is absorbed by the system and work of 200 J 30. For a certain reaction $R \rightarrow$ Product, the plot of concentration $[R]$ vs time has a negative slope as shown. T 31. Identify the correct statement about $\mathrm{CIF}_3$ from the following options : 32. In a test tube containing a salt, a few drops of dilute $\mathrm{H}_2 \mathrm{SO}_4$ was added, which gave colourless va 33. At 298 K , a certain buffer solution contains equal concentrations of $\mathrm{X}^{-}$and $\mathrm{HX}, \mathrm{K}_{\mat 34. Calculate emf of the half cell given below : $$ \begin{aligned} & \mathrm{Pt}(\mathrm{~s})\left|\mathrm{H}_2(\mathrm{~g} 35. The calculated 'spin-only' magnetic moment $\mathrm{Ti}^{2+}\left(3 \mathrm{~d}^2\right)$ is : 36. Identify the incorrect statement from the following: 37. $$ \text { The correct formal charges on oxygen atoms numbered } 2,1 \text { and } 3 \text { respectively are : } $$ 38. Phenolphthalein is used as an indicator for the titration of sodium hydroxide solution against a standard solution of ox 39. When $1 \mathrm{dm}^3$ of CO2 gas is passed over hot coke the volume of gaseous mixture after complete reaction at STP b 40. The major product Z formed in the following sequence of reactions is 41. Given below is an expression for the rate constant of a first-order reaction occurring at a certain temperature, $\mathr 42. Given below are certain reactions. Identify the reaction for which $K_P \neq K_C$. 43. Identify the incorrect statement from the following : 44. Mixture of chloroform and acetone forms a solution with negative deviation from Raoult's law due to : 45. The number of chlorine atoms present in the organic products $X$ and $Y$ of the following reactions, respectively, are :

Physics

1. The speed of light in vacuum is taken as unity. If light takes 6 min 40 s to reach the Earth from the Sun, the distance 2. $$ \text { Match List I with List II: } $$ .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:blac 3. The current / in the circuit shown below is: (All diodes are ideal and identical) 4. The angular speed of a flywheel is increased from 600 rpm to 1200 rpm in 10 s . The number of revolutions completed by t 5. For a simple pendulum, having time period $T$, the variation of kinetic energy (K.E.) with time $(t)$ is represented by: 6. A resistor is connected to a battery of 12 V emf and internal resistance $2 \Omega$. If the current in the circuit is 0. 7. A flask contains argon and chlorine in the ratio of $2: 1$ by mass. The temperature of the mixture is $27^{\circ} \mathr 8. A ray of monochromatic light is passing through an equilateral prism $(A B C)$ as shown in the figure. The refracted ray 9. $$ \text { Match List I with List II. } $$ .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:black;b 10. In the first excited state of hydrogen atom, the energy of its electron is -3.4 eV . The radial distance of the electron 11. A box of mass 15 kg is kept on the floor of a stationary trolley. The coefficient of static friction between the box and 12. Five capacitors of capacitances $C_1=C_2=C_3=C_4=10 \mu \mathrm{~F}$ and $C_5=2.5 \mu \mathrm{~F}$ are connected as show 13. The amount of work done to raise a mass ' $m$ ' from the surface of the Earth to a height equal to the radius of the Ear 14. Each side of a metallic cube of mass 5.580 kg is measured to the 9.0 cm . Keeping the significant figures in view, the d 15. The following plots show variation of velocity $(v)$ with time $(t)$ of a ball thrown vertically upward, and falling bac 16. The sum of kinetic energy and potential energy of a simple pendulum bob is 0.02 joule. The speed of the simple pendulum 17. In Young's double slit experiment, using monochromatic light of wavelength $\lambda$, the intensity of light at a point 18. $$ \text { In the circuit shown below, the voltage appearing across the diode } D \text { will be of the form: } $$ 19. An ac circuit contains a resistance of $1 \mathrm{k} \Omega$, a capacitor of $0.1 \mu \mathrm{~F}$ and an inductor of 1 20. In interference and diffraction, the light energy is redistributed. If it reduces in one region, producing a dark fringe 21. For a travelling harmonic wave $y(x, t)=2.0 \cos 2 \pi(10 t-0.0080 x+0.35)$, where $x$ and $y$ are in cm and $t$ in $s$. 22. The magnitude and direction of the acceleration produced in a body of mass 5 kg when two mutually perpendicular forces 8 23. Consider two uncharged capacitors of equal capacitance 200 pF . One of them is charged by a 100 V supply and disconnecte 24. The power of a crane, which lifts a mass of 1000 kg to a height of 20 m in 10 s is: $\left(g=9.8 \mathrm{~m} / \mathrm{s 25. In a vernier calliper, 20 VSD coincide with 16 MSD (each division of length 1 mm ). The least count of the vernier calli 26. When a ruler falls vertically, 5 different persons catch it with different reaction times. ( $g=9.8 \mathrm{~m} \mathrm{ 27. A uniform metallic wire having resistance $4 \Omega$ is bent to form a square loop (ABCD) (see figure). A resistance of 28. A room heater is rated $400 \mathrm{~W}, 220 \mathrm{~V}$. If the supply voltage drops to 200 V , what will be the power 29. A 100-turn closely wound circular coil of radius 5 cm has a magnetic field of $3.14 \times 10^{-3} \mathrm{~T}$ at its c 30. A rectangular wire loop of sides 8 cm and 3 cm with a small cut, is moving out of a region of uniform magnetic field of 31. Four statements are given ( $A$ is mass number): A. The volume of a nucleus is proportional to $A^{1 / 3}$. B. The volum 32. An unknown nucleus has a nuclear density of $2.29 \times 10^{17} \mathrm{~kg} / \mathrm{m}^3$ and mass of $19.926 \times 33. Savitha, a XI standard student, while conducting an experiment to determine the effective length of a simple pendulum $L 34. An electric heater supplies heat to a system at a rate of 100 W . If the system performs work at a rate of $75 \mathrm{~ 35. A thin wire of length ' $L$ ' and linear mass density ' $m$ ' is bent into a circular ring (in $x-y$ plane) with centre 36. A galvanometer of resistance $100 \Omega$ gives full scale deflection for a current of 1 mA . It is converted into an am 37. In a metre bridge experiment (see figure), the positions of the cell, $E$, and galvanometer, $G$, are interchanged. We s 38. The peak value of an alternating current is 5 A and frequency is 60 Hz . How long will the current, starting from zero, 39. The figure given below shows a long straight solid wire of circular cross-section of radius ' $a$ ' carrying steady curr 40. Two statements are given below: A. When the forward bias voltage across a p-n junction diode increases above a certain t 41. Which of the following statements are correct? A. Inside a conductor, the electrostatic field is zero. B. Electric field 42. For a metal of work function 6.6 eV , which of the following wavelengths of incident radiation does not give rise to the 43. In a concave lens, a ray of light emanating from the object parallel to the principal axis of the lens after refraction: 44. A submarine is designed to withstand an absolute pressure of 100 atm . How deep can it go below the water surface? (Cons 45. $$ \text { Match List I with List II: } $$ .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:blac

NEET 2026

MCQ (Single Correct Answer)

-1

In a population of a grasshopper species, the chromosome number of some members is 23 and some other members possess 24 chromosomes. The 23 and 24 chromosome-bearing members in this species are $\_\_\_\_$ .

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