NEET 2018
Browse the complete Botany, Chemistry, Physics, and Zoology question set from the NEET 2018 paper, question by question. Each question shows a quick preview so you can jump straight to the topic or subject you want to revise. Click through to attempt the full question in practice mode, or head back to the paper-wise list to download the entire paper as a PDF.
This paper has 180 questions in total - 111 easy (62%), 51 moderate (28%) and 18 tough (10%). That's an easier-than-usual mix for this exam - aim to clear it quickly and save time for the harder papers. By subject: Physics 47% easy, 31% moderate, 22% tough; Chemistry 44% easy, 38% moderate, 18% tough; Zoology 76% easy, 24% moderate, 0% tough; Botany 80% easy, 20% moderate, 0% tough.
Botany questions were spread across 18 chapters, with Biological Classification (6), Cell - The Unit of Life (5), and Environmental Issues (4) carrying the most weight. Chemistry questions were spread across 27 chapters, with Chemical Bonding and Molecular Structure (5), Coordination Compounds (4), and General Organic Chemistry (3) carrying the most weight. Physics questions were spread across 28 chapters, with Current Electricity (4), Ray Optics (3), and Rotational Motion (3) carrying the most weight. Zoology questions were spread across 18 chapters, with Molecular Basis of Inheritance (5), Human Reproduction (4), and Organisms and Populations (4) carrying the most weight.
Botany
- 1Match the items given in Column I with those in Column II and select the correct option given below: Column I Column II (a) Herbarium (i) It2018Taxonomical Aids
- 2Oxygen is not produced during photosynthesis by2018Kingdom Monera
- 3Select the wrong statements:2018Kingdom Fungi
- 4Which among the following is not a prokaryote?2018Kingdom Monera
- 5After karyogamy followed by meiosis, spores are produced exogenously in2018Kingdom Fungi
- 6Ciliates differ from all other protozoan's in2018Kingdom Protista
- 7Which of the following organisms are known as chief producers in the oceans?2018Kingdom Protista
- 8Which of the following statements is correct?2018Gymnosperms
- 9Winged pollen grains are present in2018Pteridophytes
- 10Which one is wrongly matched?2018Algae: Thallophytes
- 11Identify the vertebrate group of animals characterized by crop and gizzard in its digestive system2018Euchordata
- 12Which of the following animals does not undergo metamorphosis?2018Phylum Annelida
- 13Which one of these animals is not a homeotherm?2018Euchordata
- 14Pneumatophores occur in:2018The Root
- 15Sweet potato is a modified2018The Root
- 16Secondary xylem and phloem in dicot stem are produced by2018Secondary Growth
- 17Casparian strips occur in:2018Permanent Tissues
- 18Plants having little or no secondary growth are2018Secondary Growth
- 19The stage during which separation of the paired homologous chromosomes begins is2018Meiosis
- 20The two functional groups characteristic of sugars are2018Carbohydrates
- 21The Golgi complex participated in2018Cell Organelles
- 22Which of the following is true for nucleolus?2018Cell Organelles
- 23Select the incorrect match.2018Cell Organelles
- 24Many ribosomes may associate with a single mRNA to form multiple copies of a polypeptide simultaneously. Such strings of ribosomes are terme2018Cell Organelles
- 25Which of the following events do not occur in rough endoplasmic reticulum?2018Cell Organelles
- 26Which of the following elements is responsible for maintaining turgor in cells?2018Transpiration
- 27Stomatal movement is not affected by2018Transpiration
- 28Stomata in grass leaf are2018Transpiration
- 29What is the role of N A D + in cellular respiration?2018Cellular Respiration
- 30Which of these statements is incorrect?2018Cellular Respiration
- 31In which of the following forms is iron absorbed by plants?2018Role of Micro and Macronutrients
- 32Which of the following is not a product of a light reaction of photosynthesis?2018Mechanism of Photosynthesis
- 33The process of double fertilization is the2018Sexual Reproduction
- 34Which of the following plants shows a very close relationship with a species of moth, where none of the two can complete their life cycle wi2018Sexual Reproduction
- 35Pollen grains can be stored for several years in liquid nitrogen having a temperature of2018Sexual Reproduction
- 36Which of the following has proved helpful in preserving pollen as fossils?2018Sexual Reproduction
- 37Which of the following flowers only once in its life-time?2018Different Phases in Sexual Reproduction
- 38Offsets are produced by2018Methods of Asexual Reproduction
- 39World Ozone Day is celebrated on2018Pollution
- 40In the stratosphere, which of the following elements acts as a catalyst in degradation of ozone and release of molecular oxygen?2018Pollution
- 41Which of the following is a secondary pollutant?2018Pollution
- 42Match the items given in Column I with those in Column II and select the correct option given below: Column I Column II a. Eutrophication i.2018Pollution
- 43All the following are included in ex situ conservation except2018Conservation of Biodiversity
- 44What type of ecological pyramid would be obtained with following data? Secondary consumer : 120 g Primary consumer : 60 g Primary producer :2018Functions of Ecosystem
Chemistry
- 1In which case the number of molecules of water maximum?2018Mole concept
- 2A mixture of 2 . 3 g formic acid and 4 . 5 g oxalic acid is treated with concentrate H 2 SO 4 . The evolved gaseous mixture is passed throug2018Laws of chemical combination
- 3Which one is a wrong statement?2018Electronic configuration
- 4Match the metal ions given in Column I with the spin magnetic moments of the ions given in Column II . Column I Column II a. Co 3 + i. 8 B .2018Properties of D-block elements
- 5The correct order of atomic radii in group 13 elements is2018Periodic properties
- 6Carboxylic acids have higher boiling points than aldehydes, ketones and even alcohols of comparable molecular mass. It is due to their2018Van Der Waals Forces, Hydrogen Bonding and Metallic Bonding
- 7Consider the following species, CN + , CN - 1 , NO and CN Which one of these will have the highest bond order?2018Molecular Orbital Theory
- 8In the structure of ClF 3 , the number of lone pairs of electrons on the central atom Cl is2018Hybridisation and VSEPR Theory
- 9Among CaH 2 , BeH 2 , BaH 2 , what is the order of ionic character?2018Polarization
- 10Which of the following molecules represents the order of hybridization sp 2 , sp 2 , sp , sp from left to right atoms?2018Hybridisation and VSEPR Theory
- 11Given, van der Waal s constant for NH 3 , H 2 , O 2 and CO 2 are respectively 4 . 17 , 0 . 244 , 1 . 36 and 3 . 59 . Which one of the follow2018Critical phenomena and liquefaction
- 12The correction factor a to the ideal gas equation corresponds to which of the following?2018Real Gases and Van der Waal's Equation
- 13The bond dissociation energies of X 2 Y 2 and XY are in the ratio of 1 : 0 .5 : 1 . H for the formation of XY is - 200 kJ mol - 1 . What wil2018Laws of Thermochemistry and Enthalpy Change
- 14Which one of the following conditions will favor the maximum formation of the product in the reaction? A 2 g + B 2 g X 2 g r H = - X kJ2018Law of Mass Action, Equilibrium Constant (Kc and Kp) and its Application
- 15Following solutions were prepared by mixing different volumes of NaOH and HCl of different concentrations. (i) 60 mL M 10 HCl + 40 mL M 10 N2018PH of solutions
- 16The solubility of BaSO 4 in water is 2 .42 10 - 3 gL - 1 at 298 K . The value of its solubility product K sp will be (Given- the molar mass 2018Solubility
- 17For the redox reaction: MnO 4 - + C 2 O 4 2 - + H + Mn 2 + + CO 2 + H 2 O What are the correct coefficients of the reactants for the balance2018Balancing of redox reactions
- 18Magnesium reacts with an element X to form an ionic compound. If the ground state electronic configuration of X is 1 s 2 , 2 s 2 , 2 p 3 , t2018Compounds of Alkaline Earth Metals
- 19Which of the following oxides is most acidic in nature?2018General Characteristics of Alkali Metals
- 20Which one of the following elements is unable to form MF 6 3 - ion?2018Boron and Its Compounds
- 21Which of the following carbocations is expected to be the most stable?2018Electron displacement effects
- 22Which of the following is correct with respect to - I effect of the substituent? ( R = alkyl group)2018Electron displacement effects
- 23Nitration of aniline in strong acidic medium also gives m -nitroaniline because:2018Electron displacement effects
- 24The compound A , C 8 H 10 O , is found to react with N a O I (produced by reacting Y with NaOH ) and yields a yellow precipitate with a char2018Tests for Aldehyde and Ketones
- 25Identify the major products P , Q and R in the following sequence of reactions:2018Reactions of aromatic compounds
- 26Hydrocarbon A reacts with bromine by substitution to form an alkyl bromide which by Wurtz reaction is converted to gaseous hydrocarbon conta2018Properties and Preparation of Alkanes
- 27Which oxide of nitrogen is not a common pollutant introduced into the atmosphere both due to natural and human activity?2018Air Pollution
- 28Iron exhibits BCC structure at room temperature. Above 900 C , it transforms to FCC structure. The ratio of the density of iron at room temp2018Cubic system
- 29Consider the change in oxidation state of Bromine corresponding to different emf values, as shown in the diagram below: Then, what is the sp2018Cells and Electrode Potential, Nernst Equation
- 30When initial concentration of the reactant is doubled, what happens to the half-life period of a zero order reaction?2018Integrated rate laws
- 31What is the correct difference between first and second order reactions?2018Integrated rate laws
- 32On which of the following properties, does the coagulating power of an ion depend?2018Properties of colloidal solution
- 33Considering Ellingham diagram, which of the following metals can be used to reduce alumina?2018Thermodynamics principles of Metallurgy
- 34The correct order of N - compounds in its decreasing order of oxidation states is2018Nitrogen and Its Compounds
- 35Which of the following statements is not true for halogens?2018Halogens and Its Compounds
- 36Which one of the following ions exhibits d-d transition and paramagnetism as well?2018Werner's theory and Valence Bond Theory
- 37What is the type of isomerism shown by the complex CoCl 2 en 2 ?2018Isomerism of coordination compounds
- 38What are the geometry and magnetic behaviors of the complex Ni CO 4 ?2018Werner's theory and Valence Bond Theory
- 39Iron carbonyl, Fe CO 5 is:2018Carbonyl Compounds
- 40The compound C 7 H 8 undergoes the following reactions: The product C is2018Preparation and Properties of Aryl Halides
- 41In the reaction, the electrophile involved is2018Reactions of Phenol
- 42The compound A on treatment with Na gives B , and with P C l 5 gives C . B and C react together to give diethyl ether. A , B and C are in th2018Preparation of Ethers
- 43Regarding cross-linked or network polymers, which of the following statements is incorrect?2018Classification of Polymers
- 44Which of the following compounds can form a zwitter ion?2018Properties and Preparation of Amino Acids
- 45What is the difference between amylose and amylopectin?2018Disaccharides and Polysaccharides
Physics
- 1The moment of the force, F = 4 i ^ + 5 j ^ 6 k ^ at ( 2 , 0 , 3 ) , about the point ( 2 , 2 , 2 ) , is given by2018Multiplication of Vectors
- 2A toy car with charge q moves on a frictionless horizontal plane surface under the influence of a uniform electric field E . Due to the forc2018Graphs of motion in one dimension
- 3Which one of the following statements is incorrect?2018Frictional force
- 4A block of mass m is placed on a smooth inclined wedge A B C of inclination as shown in the figure. The wedge is given an acceleration a tow2018Newton's laws of motion
- 5A body initially at rest and sliding along a frictionless track from a height h (as shown in the figure) just completes a vertical circle of2018Circular motion
- 6A moving block having mass m , collides with another stationary block having mass 4 m . The lighter block comes to rest after collision. Whe2018Collisions
- 7A solid sphere is in rolling motion. In rolling motion a body possesses translational kinetic energy K t as well as rotational kinetic energ2018Rolling without Slipping
- 8A solid sphere is rotating freely about its symmetric axis in free space. The radius of the sphere is increased keeping its mass same. Which2018Angular momentum and Angular impulse
- 9Three objects, A : (a solid sphere), B : (a thin circular disk) and C : (a circular ring), each have the same mass M and radius R . They all2018Rotational kinematics
- 10The kinetic energies of a planet in an elliptical orbit about the Sun, at positions, A , B and C are K A , K B a n d K C , respectively. A C2018Kepler laws
- 11If the mass of the Sun were ten times smaller and the universal gravitational constant were ten times larger in magnitude, which of the foll2018Gravitational field
- 12Two wires are made of the same material and have the same volume. The first wire has cross-sectional area A and the second wire has cross-se2018Young's Modulus and Breaking Stres
- 13A small sphere of radius r falls from rest in a viscous liquid. As a result, heat is produced due to viscous force. The rate of production o2018Viscosity
- 14The power radiated by a black body is P and it radiates maximum energy at wavelength, 0 . If the temperature of the black body is now change2018Radiation
- 15A sample of 0.1 g of water at 100 o C and normal pressure 1.013 10 5 N m - 2 requires 54 cal of heat energy to convert to steam at 100 o C .2018Calorimetry
- 16The Volume V of a monoatomic gas varies with its temperature T , as shown in the graph. The ratio of work done by the gas, to the heat absor2018Thermodynamic Processes
- 17The efficiency of an ideal heat engine working between the freezing point and boiling point of water, is2018Heat Engine, Refrigerator and Second Law of Thermodynamics
- 18At what temperature will the rms speed of oxygen molecules becomes just sufficient for escaping from the Earth s atmosphere? (Given Mass of 2018Speed of Gas
- 19A pendulum is hung from the roof of a sufficiently high building and is moving freely to and fro like a simple harmonic oscillator. The acce2018Time Period and Frequency
- 20The fundamental frequency in an open organ pipe is equal to the third harmonic of closed organ pipe. If the length of the closed organ pipe 2018Organ Pipe (Vibration of Air Column)
- 21A tuning fork is used to produce resonance in glass tube. The length of the air column in this tube can be adjusted by a variable piston. At2018Organ Pipe (Vibration of Air Column)
- 22An electron falls from rest through a vertical distance h in a uniform and vertically upward directed electric field E . The direction of el2018Electric Charge and Coulomb's law
- 23The electrostatic force between the metal plates of an isolated parallel plate capacitor C having a charge Q and area A , is2018Force and Energy stored in capacitor
- 24Current sensitivity of a moving coil galvanometer is 5 d i v / m A and its voltage sensitivity (angular deflection per unit voltage applied)2018Electric Instruments
- 25A carbon resistor of 47 4.7 k is to be marked with rings of different colours for its identification. The colour code sequence will be:2018Color coding of resistors
- 26A set of n equal resistances, of value R each, are connected in series to a battery of emf E and internal resistances R . The current drawn 2018Resistance and Resistivity
- 27A battery consists of a variable number n of identical cells (having internal resistance r each) which are connected in series. The terminal2018Electric Cell or Battery
- 28A thin diamagnetic rod is placed vertically between the poles of an electromagnet. When the current in the electromagnet is switched on, the2018Magnetic Materials and their Properties
- 29A metallic rod of mass per unit length 0.5 kg m - 1 is lying horizontally on a smooth inclined plane which makes an angle 30 o with the hori2018Force and Torque on Current Carrying Conductor
- 30An inductor 20 mH, capacitor 100 F and a resistor 50 are connected in series across a source of emf, V = 10 sin ( 314 t ) . The power loss i2018AC Circuits
- 31The magnetic potential energy stored in a certain inductor is 25 mJ , when the current in the inductor is 60 mA . This inductor is of induct2018AC Circuits
- 32An EM wave is propagating in a medium with a velocity V = V i ^ . The instantaneous oscillating electric field of this em wave is along + y 2018Electromagnetic Waves and Maxwell's equations
- 33An astronomical refracting telescope will have large angular magnification and high angular resolution, when it has an objective lens of2018Optical Instruments
- 34The refractive index of the materiel of a prism is 2 and the angle of the prism is 30 o . One of the two refracting surface of the prism is 2018Prism and Dispersion of Light
- 35An object is placed at a distance of 40 cm from a concave mirror of focal length 15 cm. If the object is displaced through a distance of 20 2018Mirror Formula, Reflection in Spherical Mirror
- 36Unpolarised light is incident from air on plane surface of a material of refractive index . At a particular angle of incident i it is found 2018Wave Theory and Wavefronts
- 37In Young s double slit experiment the separation d between the slits is 2 mm, the wavelength of the light used is 5896 and distance D betwee2018Youngs Double Slit Experiment
- 38The ratio of kinetic energy to the total energy of an electron in a Bohr orbit of the hydrogen atom is2018Bohr's Atomic Model
- 39For a radioactive material, the half-life is 10 minutes . If initially there are 600 number of nuclei, the time taken (in minutes ) for the 2018Radioactivity
- 40In the circuit shown in the figure, the input voltage V i is 20 V , V B E = 0 and V C E = 0 . The values of I B , I C and are given by2018Junction Transistors
- 41In a p - n junction diode, change in temperature due to heating2018Diodes
- 42In the combination of the following gates the output Y can be written in terms of inputs A and B as2018Logic gates
- 43A student measured the diameter of a small steel ball using a screw gauge of least count 0 . 001 cm . The main scale reading is 5 mm and 25 2018Experimental Physics
- 44An electron of mass m with an initial velocity V = V 0 i ^ ( V 0 0 ) enters in an electric field E = -E 0 i ^ ( E 0 0 and is a constant ) at2018Matter Waves
- 45When the light of frequency 2 0 (where 0 is threshold frequency), is incident on a metal plate, the maximum velocity of electrons emitted is2018Photoelectric Effect
Zoology
- 1Which of the following features is used to identify a male cockroach from a female cockroach?2018Cockroach
- 2Which of the following hormones can play a significant role in osteoporosis?2018Ovary
- 3Which of the following is an amino acid derived hormone?2018Introduction
- 4Which of the following gastric cells indirectly help in erythropoiesis?2018Stomach
- 5Which of the following terms describe human dentition?2018Teeth
- 6Match the items given in Column I with those in Column II and select the correct option given below: Column - I Column - II a. Tricuspid val2018Human Circulatory System
- 7Match the items given in Column I with those in Column II and select the correct option given below: Column - I Column - II a. Fibrinogen i.2018Blood
- 8The transparent lens in the human eye is held in its place by2018Sensory Organ
- 9Which of the following structures or regions is incorrectly paired with its function?2018Structure of Human Brain
- 10Nissl bodies are mainly composed of2018Nerve
- 11Match the items given in Column I with those in Column II and select the correct option given below: Column - I Column - II a. Glycosuria i.2018Mammalian Urinary System
- 12Match the items given in Column I with those in Column II and select the correct option given below: Column - I Column - II (Part Function P2018Mammalian Urinary System
- 13Match the items given in Column I with those in Column II and select the correct option given below: Column - I Column - II a. Tidal volume 2018Human Respiratory System
- 14Which of the following options correctly represents the lung conditions in asthma and emphysema, respectively?2018Human Respiratory System
- 15Which of the following is an occupational respiratory disorder?2018Human Respiratory System
- 16Calcium important in skeletal muscle contraction because2018Locomotion
- 17The contraceptive Saheli :2018Population Explosion and Birth Control
- 18Match the items given in Column I with those in Column II and select the correct option given below: Column I Column II a. Proliferative Pha2018Female Reproductive System
- 19Hormones secreted by the placenta to maintain pregnancy are2018Embryology
- 20The difference between spermiogenesis and spermiation is2018Embryology
- 21The amnion of mammalian embryo is derived from2018Embryology
- 22Select the correct match:2018The Search for Genetic Material
- 23The experimental proof for semiconservative replication of DNA was first shown in a2018Replication
- 24Select the correct match:2018The Search for Genetic Material
- 25All of the following are part of an operon except2018Regulation of Gene Expression
- 26AGGTATCGCAT is a sequence from the coding strand of a gene. What will be the corresponding sequence of the transcribed mRNA?2018Transcription
- 27Which of the following pairs is wrongly matched?2018Chromosome Theory of Inheritance
- 28Select the correct statement.2018Chromosome Theory of Inheritance
- 29A woman has X-linked condition on one of her X chromosomes. These chromosomes can be inherited by:2018Genetic Disorders
- 30Which of the following characteristics represent 'Inheritance of blood groups' in humans? i. Dominance ii. Co-dominance iii. Multiple allele2018Multiple Alleles / Co-dominance
- 31According to Hugo de Vries, the mechanism of evolution is2018Mutation Theory of Hugo De Vries
- 32The similarity of bone structure in the forelimbs of many vertebrates is an example of:2018Evidences of Evolution
- 33Which of the following does not show divergent evolution?2018Evidences of Evolution
- 34Which part of the poppy plant is used to obtain the drug "Smack"?2018Drug Addiction
- 35In which disease does mosquito-transmitted pathogen cause chronic inflammation of lymphatic vessels?2018Common Health Disease
- 36Which of the following is not an autoimmune disease?2018Acquired Immunity
- 37Conversion of milk to curd improves its nutritional value by increasing the amount of2018Products
- 38A 'new' variety of rice was patented by a foreign company, though such varieties have been present in India for a long time. This is related2018Ethical Issues
- 39Use of bioresources by multinational companies and organizations without authorisation from the concerned country and its people is called2018Ethical Issues
- 40In India, the organisation responsible for assessing the safety of introducing genetically modified organisms for public use is:2018Ethical Issues
- 41Which of the following is commonly used as a vector for introducing a DNA fragment in human lymphocytes?2018Tools of Recombinant DNA Technology
- 42The correct order of steps in Polymerase Chain Reaction (PCR) is2018Separation and Isolation of DNA Fragments
- 43Natality refers to2018Populations
- 44Niche is2018Organisms and its Environment
- 45In a growing population of the country,2018Populations
- 46Which one of the following population interactions is widely used in medical science for the production of antibiotics?2018Populations
Frequently Asked Questions
1.How many questions are in the NEET 2018 paper?
This paper has 180 questions in total - 44 from Botany, 45 from Chemistry, 45 from Physics, and 46 from Zoology.
2.Can I practise questions from just one subject?
Yes. Use the Botany, Chemistry, Physics, and Zoology tabs at the top of the page to jump directly to that subject's question set within this paper.
3.How is the NEET 2018 paper structured?
The NEET 2018 paper on MARKS has 180 questions, organised by subject:
- Botany: 44 questions - 44 single-correct.
- Chemistry: 45 questions - 45 single-correct.
- Physics: 45 questions - 45 single-correct.
- Zoology: 46 questions - 46 single-correct.
4.How difficult is the NEET 2018 paper?
Each question on MARKS carries a difficulty rating. Of the 180 rated questions in this paper, 111 (62%) are easy, 51 (28%) are medium and 18 (10%) are hard. Subject wise:
- Botany: 35 easy, 9 medium, 0 hard
- Chemistry: 20 easy, 17 medium, 8 hard
- Physics: 21 easy, 14 medium, 10 hard
- Zoology: 35 easy, 11 medium, 0 hard
5.Which chapters were asked the most in the NEET 2018 paper?
The chapters with the most questions in each subject were:
- Botany: Biological Classification (6), Cell - The Unit of Life (5), and Environmental Issues (4).
- Chemistry: Chemical Bonding and Molecular Structure (5), Coordination Compounds (4), and General Organic Chemistry (3).
- Physics: Current Electricity (4), Ray Optics (3), and Rotational Motion (3).
- Zoology: Molecular Basis of Inheritance (5), Human Reproduction (4), and Organisms and Populations (4).
6.Are there any out-of-syllabus questions in the NEET 2018 paper?
Yes. 38 of the 180 questions in this paper are marked on MARKS as outside the current syllabus. You can still practise them for the concept, but they are a lower priority if you are short on time.
7.Where can I find the solutions for the NEET 2018 paper?
Open any question on this page. Its page shows the correct answer and, where one is available, the worked solution. A downloadable PDF of the whole paper is coming soon.
8.How should I use the NEET 2018 paper to check my preparation?
Set a timer, attempt the 180 questions as you would in the exam, and only then open the answers. Note which subjects and chapters cost you the most marks, and revise those first using the chapter-wise practice for NEET. Repeating this with other papers shows whether the same weak spots keep coming back.
9.Will the NEET 2018 paper help me prepare for NEET 2027?
Yes. Every past paper shows the question styles and topics NEET has asked before, and a solved paper gives you a realistic benchmark for speed and accuracy. Use it along with the other papers to spot the chapters that keep returning.