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NEET 2020 Phase 1

Browse the complete Botany, Chemistry, Physics, and Zoology question set from the NEET 2020 Phase 1 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 51% easy, 31% moderate, 18% tough; Chemistry 44% easy, 36% moderate, 20% tough; Zoology 76% easy, 22% moderate, 2% tough; Botany 75% easy, 25% moderate, 0% tough.

Botany questions were spread across 17 chapters, with Animal Kingdom (4), Cell Cycle and Cell Division (4), and Biomolecules (B) (3) carrying the most weight. Chemistry questions were spread across 27 chapters, with Hydrocarbons (3), Thermodynamics (C) (3), and Alcohols Phenols and Ethers (2) carrying the most weight. Physics questions were spread across 29 chapters, with Current Electricity (4), Semiconductors (4), and Electrostatics (3) carrying the most weight. Zoology questions were spread across 19 chapters, with Biotechnology - Principles and Processes (6), Chemical Coordination and Integration (5), and Evolution (4) carrying the most weight.

Botany

  1. 1Which of the following is correct about viroids?2020 (Phase 1)Viroids
  2. 2Which of the following pairs is of unicellular algae?2020 (Phase 1)Algae: Thallophytes
  3. 3Strobili or cones are found in2020 (Phase 1)Pteridophytes
  4. 4Floridean starch has structure similar to2020 (Phase 1)Algae: Thallophytes
  5. 5Bilaterally symmetrical and acoelomate animals are exemplified by2020 (Phase 1)Phylum Platyhelminthes
  6. 6Match the following columns and select the correct option. Column-I Column-II (a) Gregarious, polyphagous pest (i) Asterias (b) Adult with r2020 (Phase 1)Phylum Arthropoda
  7. 7Which of the following statements are true for the phylum-Chordata? (a) In Urochordata, notochord extends from head to tail, and it is prese2020 (Phase 1)Phylum Chordata
  8. 8Which of the following has notochord throughout life?2020 (Phase 1)Phylum Chordata
  9. 9The roots that originate from the base of the stem are2020 (Phase 1)The Root
  10. 10Ray florets have2020 (Phase 1)The Flower
  11. 11The ovary is half inferior in:2020 (Phase 1)The Flower
  12. 12Identify the incorrect statement.2020 (Phase 1)Permanent Tissues
  13. 13The transverse section of a plant shows following anatomical features: (a) Large number of scattered vascular bundles surrounded by bundle s2020 (Phase 1)Anatomy of Plant Parts
  14. 14Match the following with respect to meiosis (a) Zygotene (i) Terminalization (b) Pachytene (ii) Chiasmata (c) Diplotene (iii) Crossing over 2020 (Phase 1)Meiosis
  15. 15Some dividing cells exit the cell cycle and enter vegetative inactive stage. This is called quiescent stage (G 0 ). This process occurs at t2020 (Phase 1)Meiosis
  16. 16Dissolution of the synaptonemal complex occurs during2020 (Phase 1)Meiosis
  17. 17Identify the correct statement with regard to G 1 phase (Gap 1) of interphase.2020 (Phase 1)Meiosis
  18. 18Secondary metabolites such as nicotine, strychnine and caffeine are produced by plants for their2020 (Phase 1)Chemical Nature of Protoplasm
  19. 19Identify the basic amino acid from the following.2020 (Phase 1)Protein
  20. 20Match the following (a) Inhibitor of catalytic activity (i) Ricin (b) Possess peptide bonds (ii) Malonate (c) Cell wall material in fungi (i2020 (Phase 1)Primary and Secondary Metabolites
  21. 21Which is the important site of formation of glycoproteins and glycolipids in eukaryotic cells?2020 (Phase 1)Cell Organelles
  22. 22Which of the following statements about inclusion bodies in incorrect?2020 (Phase 1)Cell Membranes
  23. 23Which of the following is not an inhibitory substance governing seed dormancy?2020 (Phase 1)Plant Growth Regulators
  24. 24Name the plant growth regulator which upon spraying on sugarcane crop, increases the length of stem, thus increasing the yield of sugarcane 2020 (Phase 1)Plant Growth Regulators
  25. 25The process of growth is maximum during2020 (Phase 1)Growth
  26. 26The process responsible for facilitating loss of water in liquid form from the tip of grass blades at night and in early morning is2020 (Phase 1)Long Distance Transport of Water
  27. 27The number of substrate-level phosphorylation in one turn of citric acid cycle is:2020 (Phase 1)Aerobic Respiration
  28. 28The product(s) of reaction catalyzed by nitrogenase in root nodules of leguminous plants is/are:2020 (Phase 1)Nitrogen Metabolism
  29. 29Match the following concerning essential elements and their functions in plants (a) Iron (i) Photolysis of water (b) Zinc (ii) Pollen germin2020 (Phase 1)Role of Micro and Macronutrients
  30. 30The oxygenation activity of RuBisCO enzyme in photorespiration leads to the formation of2020 (Phase 1)Mechanism of Photosynthesis
  31. 31In light reaction, plastoquinone facilitates the transfer of electrons from2020 (Phase 1)Mechanism of Photosynthesis
  32. 32The body of the ovule is fused within the funicle at2020 (Phase 1)Sexual Reproduction
  33. 33In water hyacinth and water lily, pollination takes place by:2020 (Phase 1)Sexual Reproduction
  34. 34The plant parts which consist of two generations one within the other: (a) Pollen grains inside the anther (b) Germinated pollen grain with 2020 (Phase 1)Sexual Reproduction
  35. 35Snow-blindness in Antarctic region is due to2020 (Phase 1)Pollution
  36. 36Montreal protocol was signed in 1987 for control of2020 (Phase 1)Pollution
  37. 37According to Robert May, the global species diversity is about2020 (Phase 1)Levels of Biodiversity
  38. 38Which of the following regions of the globe exhibits the highest species diversity?2020 (Phase 1)Levels of Biodiversity
  39. 39In relation to Gross primary productivity and Net primary productivity of an ecosystem, which one of the following statements is correct?2020 (Phase 1)Functions of Ecosystem
  40. 40Match the trophic levels with their correct species examples in grassland ecosystem. (a) Fourth trophic level (i) Crow (b) Second trophic le2020 (Phase 1)Functions of Ecosystem

Chemistry

  1. 1Which one of the followings has maximum number of atoms?2020 (Phase 1)Mole concept
  2. 2The calculated spin only magnetic moment of Cr 2 + ion is2020 (Phase 1)Quantum mechanical model
  3. 3The number of protons, neutrons and electrons in 71 175 Lu , respectively, are2020 (Phase 1)Atomic Mass and Atomic Size
  4. 4Identify the incorrect match. Name IUPAC Official Name (a) Unnilunium (i) Mendelevium (b) Unniltrium (ii) Lawrencium (c) Unnilhexium (iii) S2020 (Phase 1)Earlier attempts of periodic classification
  5. 5Match the following : Oxide Nature (a) CO (i) Basic (b) BaO (ii) Neutral (c) Al 2 O 3 (iii) Acidic (d) Cl 2 O 7 (iv) Amphoteric Which of the2020 (Phase 1)Periodic properties
  6. 6Which of the following set of molecules will have zero dipole moment?2020 (Phase 1)Dipole moment
  7. 7Identify a molecule which does not exist.2020 (Phase 1)Molecular Orbital Theory
  8. 8A mixture of N 2 and Ar gases in a cylinder contains 7 g of N 2 and 8 g of Ar . If the total pressure of the mixture of the gases in the cyl2020 (Phase 1)Mixture of gases
  9. 9For the reaction, 2 Cl g Cl 2 g , the correct option is2020 (Phase 1)Entropy and Second law of thermodynamics
  10. 10The correct option for free expansion of an ideal gas under adiabatic condition is2020 (Phase 1)First Law and Basic Fundamentals of Thermodynamics
  11. 11Hydrolysis of sucrose is given by the following reaction. Sucrose + H 2 O Glucose + Fructose If the equilibrium constant K C is 2 10 13 at 32020 (Phase 1)Third law of thermodynamics
  12. 12HCl was passed through a solution of CaCl 2 , MgCl 2 and NaCl . Which of the following compound(s) crystallise(s)?2020 (Phase 1)Theories of Acids and Bases
  13. 13Find out the solubility of Ni OH 2 in 0.1 M NaOH . Given that the ionic product of Ni OH 2 is 2 10 15 .2020 (Phase 1)Solubility
  14. 14What is the change in oxidation number of carbon in the following reaction? CH 4 g + 4 Cl 2 g CCl 4 + 4 HCl g2020 (Phase 1)Oxidation number
  15. 15Match the following and identify the correct option. (a) CO g + H 2 g (i) Mg HCO 3 2 + Ca HCO 3 2 (b) Temporary hardness of water (ii) An el2020 (Phase 1)Boron and Its Compounds
  16. 16A tertiary butyl carbocation is more stable than a secondary butyl carbocation because of which of the following?2020 (Phase 1)Electron displacement effects
  17. 17Paper chromatography is an example of2020 (Phase 1)Purification of Organic Compounds
  18. 18Elimination reaction of 2 -Bromo-pentane to form pent- 2 -ene is (a) -Elimination reaction (b) Follows Zaitsev rule (c) Dehydrohalogenation 2020 (Phase 1)Properties and Preparation of Alkenes
  19. 19An alkene on ozonolysis gives methanal as one of the product. Its structure is2020 (Phase 1)Reactions of alkenes
  20. 20Which of the following alkane cannot be made in good yield by Wurtz reaction?2020 (Phase 1)Properties and Preparation of Alkanes
  21. 21Which of the following is not correct about carbon monoxide?2020 (Phase 1)Air Pollution
  22. 22An element has a body centered cubic (bcc) structure with a cell edge of 288 pm . The atomic radius is2020 (Phase 1)Cubic system
  23. 23The freezing point depression constant K f of benzene is 5.12 K kg mol 1 . The freezing point depression for the solution of molality 0.078 2020 (Phase 1)Colligative Properties and Abnormal Molecular Masses
  24. 24The mixture which shows positive deviation from Raoult s law is2020 (Phase 1)Vapour pressure and raoult's law
  25. 25The number of Faradays(F) required to produce 20 g of calcium from molten CaCl 2 (Atomic mass of Ca = 40 g mol 1 ) is2020 (Phase 1)Cells and Electrode Potential, Nernst Equation
  26. 26The rate constant for a first order reaction is 4.606 10 3 s 1 . The time required to reduce 2.0 g of the reactant to 0.2 g is :2020 (Phase 1)Integrated rate laws
  27. 27An increase in the concentration of the reactants of a reaction leads to change in2020 (Phase 1)Arrhenius theory
  28. 28Measuring Zeta potential is useful in determining which property of colloidal solution?2020 (Phase 1)Properties of colloidal solution
  29. 29Identify the correct statement from the following:2020 (Phase 1)Extraction of Metals
  30. 30Identify the correct statements from the following: (a) CO 2 g is used as a refrigerant for ice cream and frozen food. (b) The structure of 2020 (Phase 1)Carbon and Its Compounds
  31. 31Which of the following oxoacid of sulphur has O O linkage?2020 (Phase 1)Sulphur and Its Compounds
  32. 32On electrolysis of dil. sulphuric acid using Platinum Pt electrode, the product obtained at anode will be2020 (Phase 1)Sulphur and Its Compounds
  33. 33Identify the incorrect statement.2020 (Phase 1)Properties of D-block elements
  34. 34Which of the following is the correct order of increasing field strength of ligands to form coordination compounds?2020 (Phase 1)Werner's theory and Valence Bond Theory
  35. 35Urea reacts with water to form A which will decompose to form B . B when passed through Cu 2 + aq , deep blue colour solution C is formed. W2020 (Phase 1)Crystal Field Theory
  36. 36Reaction between acetone and methylmagnesium chloride followed by hydrolysis will give:2020 (Phase 1)Preparation and Properties of Alcohols
  37. 37Anisole on cleavage with HI gives2020 (Phase 1)Reactions of Alcohols
  38. 38Identify compound X in the following sequence of reactions2020 (Phase 1)Method of preparation for both aldehydes and ketones
  39. 39Reaction between benzaldehyde and acetophenone in presence of dilute NaOH is known as2020 (Phase 1)Chemical reactions for aldehydes and ketones
  40. 40Which of the following amine will give the carbylamine test?2020 (Phase 1)Preparation and Properties of Isocyanides
  41. 41Which of the following is a natural polymer?2020 (Phase 1)Preparation and Properties of Polymers
  42. 42The following metal ion activates many enzymes, participates in the oxidation of glucose to produce ATP and with Na , is responsible for the2020 (Phase 1)Enzymes and Receptors
  43. 43Which of the following is a cationic detergent?2020 (Phase 1)Cleansing Agents
  44. 44Sucrose on hydrolysis gives2020 (Phase 1)Disaccharides and Polysaccharides
  45. 45Which of the following is a basic amino acid?2020 (Phase 1)Properties and Preparation of Amino Acids

Physics

  1. 1Taking into account of the significant figures, what is the value of 9 . 99 m 0 . 0099 m ?2020 (Phase 1)Errors of Measurement
  2. 2Dimensions of stress are:2020 (Phase 1)Dimensions
  3. 3A ball is thrown vertically downward with a velocity of 20 m s - 1 from the top of a tower. It hits the ground after some time with a veloci2020 (Phase 1)Projectile motion
  4. 4Two bodies of mass 4 kg and 6 kg are tied to the ends of a massless string. The string passes over a pulley which is frictionless (see figur2020 (Phase 1)Newton's laws of motion
  5. 5The energy required to break one bond in DNA is 10 20 J . This value in eV is nearly2020 (Phase 1)Energy
  6. 6Two particles of mass 5 kg and 10 kg respectively are attached to the two ends of a rigid rod of length 1 m with negligible mass. The centre2020 (Phase 1)Centre of mass of discrete particles
  7. 7Find the torque about the origin when a force of 3 j ^ N acts on a particle whose position vector is 2 k ^ m .2020 (Phase 1)Torque
  8. 8A body weighs 72 N on the surface of the earth. What is the gravitational force on it, at a height equal to half the radius of the earth?2020 (Phase 1)Acceleration Due to Gravity
  9. 9A wire of length L , area of cross section A is hanging from a fixed support. The length of the wire changes to L 1 when mass M is suspended2020 (Phase 1)Young's Modulus and Breaking Stres
  10. 10A capillary tube of radius r is immersed in water and water rises in it to a height h . The mass of the water in the capillary is 5 g . Anot2020 (Phase 1)Surface tension
  11. 11The quantities of heat required to raise the temperature of two solid copper spheres of radii r 1 and r 2 r 1 = 1.5 r 2 through 1 K are in t2020 (Phase 1)Calorimetry
  12. 12Two cylinders A and B of equal capacity are connected to each other via a stop cock. A contains an ideal gas at standard temperature and pre2020 (Phase 1)Thermodynamic Processes
  13. 13A cylinder contains hydrogen gas at pressure of 249 kPa and temperature 27 o C . Its density is: R = 8 .3 JK Mol 1 K 12020 (Phase 1)Pressure and Energy of gas
  14. 14The mean free path for a gas, with molecular diameter d and number density n can be expressed as:2020 (Phase 1)Gas Laws
  15. 15The average thermal energy for a mono-atomic gas is : ( k B is Boltzmann constant and T , absolute temperature)2020 (Phase 1)Pressure and Energy of gas
  16. 16The phase difference between displacement and acceleration of a particle in a simple harmonic motion is:2020 (Phase 1)Simple Harmonic Motion
  17. 17In a guitar, two strings A and B made of same material are slightly out of tune and produce beats of frequency 6 Hz . When tension in B is s2020 (Phase 1)Beats
  18. 18In a certain region of space with volume 0.2 m 3 , the electric potential is found to be 5 V throughout. The magnitude of electric field in 2020 (Phase 1)Electric Potential and Potential Energy
  19. 19A short electric dipole has a dipole moment of 16 10 9 C m . The electric potential due to the dipole at a point at a distance of 0.6 m from2020 (Phase 1)Electric Dipole
  20. 20A spherical conductor of radius 10 cm has a charge of \(3.2 10^{-7} {C}\) distributed uniformly. What is the magnitude of electric field at 2020 (Phase 1)Electric Field and Electric Field Lines
  21. 21The capacitance of a parallel plate capacitor with air as medium is 6 F . With the introduction of a dielectric medium, the capacitance beco2020 (Phase 1)Capacitance
  22. 22Which of the following graph represents the variation of resistivity with temperature T for copper?2020 (Phase 1)Resistance and Resistivity
  23. 23The colour code of a resistance is given below The values of resistance and tolerance, respectively, are2020 (Phase 1)Color coding of resistors
  24. 24A resistance wire connected in the left gap of a metre bridge balances a 10 resistance in the right gap at a point which divides the bridge 2020 (Phase 1)Wheatstone Bridge
  25. 25A charged particle having drift velocity of 7.5 10 4 m s 1 in an electric field of 3 10 10 V m 1 , has a mobility in m 2 V 1 s 1 of:2020 (Phase 1)Electric Current and Drift of Electrons
  26. 26An iron rod of susceptibility 599 is subjected to a magnetising field of 1200 A m 1 . The permeability of the material of the rod is: 0 = 4 2020 (Phase 1)Magnetism and Properties of Magnet
  27. 27A long solenoid of 50 cm length having 100 turns carries a current of 2.5 A . The magnetic field at the centre of the solenoid is: 0 = 4 10 2020 (Phase 1)Magnetic Field
  28. 28A series L C R circuit is connected to an ac voltage source. When L is removed from the circuit, the phase difference between current and vo2020 (Phase 1)Quality and Power Factor
  29. 29A 40 F capacitor is connected to a 200 V , 50 Hz AC supply. The rms value of the current in the circuit is, nearly:2020 (Phase 1)AC Circuits
  30. 30Light with an average flux of 20 W cm - 2 falls on a non-reflecting surface at normal incidence having surface area 20 cm 2 . The energy rec2020 (Phase 1)Electromagnetic Waves and Maxwell's equations
  31. 31The ratio of contributions made by the electric field and magnetic field components to the intensity of an electromagnetic wave is: ( c = sp2020 (Phase 1)Electromagnetic Waves and Maxwell's equations
  32. 32A ray is incident at an angle of incidence i on one surface of a small angle prism (with angle of prism A ) and emerges normally from the op2020 (Phase 1)Prism and Dispersion of Light
  33. 33Assume that light of wavelength 600 nm is coming from a star. The limit of resolution of telescope whose objective has a diameter of 2 m is:2020 (Phase 1)Optical Instruments
  34. 34The Brewsters angle i b for an interface should be2020 (Phase 1)Polarization of Light
  35. 35In Young s double slit experiment, if the separation between coherent sources is halved and the distance of the screen from the coherent sou2020 (Phase 1)Youngs Double Slit Experiment
  36. 36For which one of the following, Bohr model is not valid?2020 (Phase 1)Bohr's Atomic Model
  37. 37When a uranium isotope U 92 235 is bombarded with a neutron, it generates Kr 36 89 , three neutrons and:2020 (Phase 1)Nuclear reactions
  38. 38The energy equivalent of 0.5 g of a substance is:2020 (Phase 1)Nuclear energy
  39. 39The increase in the width of the depletion region in a p-n junction diode is due to:2020 (Phase 1)Diodes
  40. 40For transistor action, which of the following statements is correct?2020 (Phase 1)Junction Transistors
  41. 41For the logic circuit shown, the truth table is:2020 (Phase 1)Logic gates
  42. 42The solids which have the negative temperature coefficient of resistance are:2020 (Phase 1)Semiconductors
  43. 43A screw gauge has least count of 0.01 mm and there are 50 divisions in its circular scale. The pitch of the screw gauge is:2020 (Phase 1)Experimental Physics
  44. 44An electron is accelerated from rest through a potential difference of V volt. If the de Broglie wavelength of the electron is 1.227 10 2 nm2020 (Phase 1)Matter Waves
  45. 45Light of frequency 1.5 times the threshold frequency is incident on a photosensitive material. What will be the photoelectric current if the2020 (Phase 1)Photoelectric Effect

Zoology

  1. 1If the head of cockroach is removed, it may live for few days because2020 (Phase 1)Cockroach
  2. 2Which one of the following is the most abundant protein in the animals?2020 (Phase 1)Connective Tissue
  3. 3Goblet cells of alimentary canal are modified from2020 (Phase 1)Epithelial Tissue
  4. 4Cuboidal epithelium with brush border of microvilli is found in2020 (Phase 1)Epithelial Tissue
  5. 5Match the following columns and select the correct option. Column-I Column-II (a) Pituitary gland (i) Grave s disease (b) Thyroid gland (ii)2020 (Phase 1)Thyroid
  6. 6Identify the substances having glycosidic bond and peptide bond, respectively in their structure.2020 (Phase 1)Pancreas
  7. 7Which of the following hormone levels will cause release of ovum (ovulation) from the Graafian follicle?2020 (Phase 1)Ovary
  8. 8Presence of which of the following conditions in urine are indicative of Diabetes mellitus?2020 (Phase 1)Pancreas
  9. 9Select the correct statement.2020 (Phase 1)Pancreas
  10. 10Identify the correct statement with reference to human digestive system.2020 (Phase 1)Intestine
  11. 11The enzyme enterokinase helps in conversion of2020 (Phase 1)Physiology of Digestion
  12. 12The QRS complex in a standard ECG represents:2020 (Phase 1)Electrocardiograph
  13. 13Match the following columns and select the correct option. Column-I Column-II (a) Eosinophils (i) Immune response (b) Basophils (ii) Phagocy2020 (Phase 1)Blood
  14. 14Match the following columns and select the correct option. Column-I Column-II (a) Organ of Corti (i) Connects middle ear and pharynx (b) Coc2020 (Phase 1)Sensory Organ
  15. 15Which of the following would help in the prevention of diuresis?2020 (Phase 1)Mammalian Urinary System
  16. 16Select the correct events that occur during inspiration. (a) Contraction of diaphragm (b) Contraction of external intercostal muscles (c) Pu2020 (Phase 1)Human Respiratory System
  17. 17Identify the wrong statement with reference to transport of oxygen.2020 (Phase 1)Human Respiratory System
  18. 18Match the following columns and select the correct option. Column-I Column-II (a) Floating Ribs (i) Located between second and seventh ribs 2020 (Phase 1)Locomotion
  19. 19Select the option including all sexually transmitted diseases.2020 (Phase 1)Sexually Transmitted Diseases
  20. 20In which of the following techniques, the embryos are transferred to assist those females who cannot conceive?2020 (Phase 1)Infertility
  21. 21Meiotic division of the secondary oocyte is completed2020 (Phase 1)Embryology
  22. 22Match the following columns and select the correct option. Column-I Column-II (a) Placenta (i) Androgens (b) Zona pellucida (ii) Human Chori2020 (Phase 1)Embryology
  23. 23If the distance between two consecutive base pairs is 0 . 34 nm and the total number of base pairs of a DNA double helix in a typical mammal2020 (Phase 1)Packaging of DNA Helix
  24. 24Name the enzyme that facilitates opening of DNA helix during transcription.2020 (Phase 1)Packaging of DNA Helix
  25. 25Which of the following statements is correct?2020 (Phase 1)Structure of DNA
  26. 26The first phase of translation is2020 (Phase 1)Translation
  27. 27Experimental verification of the chromosomal theory of inheritance was done by2020 (Phase 1)Chromosome Theory of Inheritance
  28. 28How many true breeding pea plant varieties did Mendel select as pairs, which were similar except in one character with contrasting traits?2020 (Phase 1)Mendel's Experiment
  29. 29Select the correct match.2020 (Phase 1)Genetic Disorders
  30. 30Identify the wrong statement with reference to the gene I that controls ABO blood groups.2020 (Phase 1)Multiple Alleles / Co-dominance
  31. 31From his experiments, S.L. Miller produced amino acids by mixing the following in a closed flask2020 (Phase 1)The Earth
  32. 32Embryological support for evolution was disapproved by2020 (Phase 1)Evidences of Evolution
  33. 33Flippers of Penguins and Dolphins are examples of2020 (Phase 1)Evidences of Evolution
  34. 34Which of the following refer to correct example(s) of organisms which have evolved due to changes in environment brought about by anthropoge2020 (Phase 1)Evidences of Evolution
  35. 35Match the following diseases with the causative organism and select the correct option. Column-I Column-II (a) Typhoid (i) Wuchereria (b) Pn2020 (Phase 1)Common Health Disease
  36. 36The infectious stage of Plasmodium that enters the human body is2020 (Phase 1)Common Health Disease
  37. 37Identify the wrong statement with reference to immunity.2020 (Phase 1)Introduction
  38. 38Match the following columns and select the correct option. Column-I Column-II (a) Clostridium butylicum (i) Cyclosporin-A (b) Trichoderma po2020 (Phase 1)Products
  39. 39Which of the following is put into Anaerobic sludge digester for further sewage treatment?2020 (Phase 1)Sewage Treatment
  40. 40By which method was a new breed Hisardale of sheep formed by using Bikaneri ewes and Marino rams?2020 (Phase 1)Animal Breeding
  41. 41Bt cotton variety that was developed by the introduction of toxin gene of Bacillus thuringiensis (Bt) is resistant to2020 (Phase 1)Genetic Modified Crops
  42. 42Match the following columns and select the correct option. Column-I Column-II (a) Bt cotton (i) Gene therapy (b) Adenosine deaminase deficie2020 (Phase 1)Application in Medicine
  43. 43Which of the following statements is not correct?2020 (Phase 1)Application in Medicine
  44. 44Match the organism with its use in biotechnology. (a) Bacillus thuringiensis (i) Cloning vector (b) Thermus aquaticus (ii) Construction of f2020 (Phase 1)Tools of Recombinant DNA Technology
  45. 45Choose the correct pair from the following.2020 (Phase 1)Tools of Recombinant DNA Technology
  46. 46In gel electrophoresis, separated DNA fragments can be visualized with the help of2020 (Phase 1)Separation and Isolation of DNA Fragments
  47. 47Identify the wrong statement with regard to restriction enzymes.2020 (Phase 1)Tools of Recombinant DNA Technology
  48. 48The specific palindromic sequence which is recognized by EcoRl is2020 (Phase 1)Tools of Recombinant DNA Technology
  49. 49The sequence that controls the copy number of the linked DNA in the vector, is termed2020 (Phase 1)Tools of Recombinant DNA Technology
  50. 50Which of the following is not an attribute of a population?2020 (Phase 1)Populations

Frequently Asked Questions

1.How many questions are in the NEET 2020 Phase 1 paper?

This paper has 180 questions in total - 40 from Botany, 45 from Chemistry, 45 from Physics, and 50 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.Where can I find the Phase 2 paper for the same year?

The NEET 2020 Phase 2 paper is listed separately - you can switch to it from the "NEET Paper Wise PYQs" panel, under NEET 2020.

4.What is the structure of the NEET 2020 Phase 1 paper?

The NEET 2020 Phase 1 paper on MARKS has 180 questions, organised by subject:

  • Botany: 40 questions - 40 single-correct.
  • Chemistry: 45 questions - 45 single-correct.
  • Physics: 45 questions - 45 single-correct.
  • Zoology: 50 questions - 50 single-correct.
5.What is the difficulty level of the NEET 2020 Phase 1 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: 30 easy, 10 medium, 0 hard
  • Chemistry: 20 easy, 16 medium, 9 hard
  • Physics: 23 easy, 14 medium, 8 hard
  • Zoology: 38 easy, 11 medium, 1 hard
6.Which chapters had the most questions in the NEET 2020 Phase 1 paper?

The chapters with the most questions in each subject were:

  • Botany: Animal Kingdom (4), Cell Cycle and Cell Division (4), and Biomolecules (B) (3).
  • Chemistry: Hydrocarbons (3), Thermodynamics (C) (3), and Alcohols Phenols and Ethers (2).
  • Physics: Current Electricity (4), Semiconductors (4), and Electrostatics (3).
  • Zoology: Biotechnology - Principles and Processes (6), Chemical Coordination and Integration (5), and Evolution (4).
7.Are there any out-of-syllabus questions in the NEET 2020 Phase 1 paper?

Yes. 29 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.

8.Where can I find the solutions for the NEET 2020 Phase 1 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.

9.How should I use the NEET 2020 Phase 1 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.

10.Will the NEET 2020 Phase 1 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.