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

Since the origin and diversification of life on Earth, there have been five episodes of mass extinction of species. How is the sixth extinction, which is in progress, different from the previous episodes?

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