NEET 2016 Phase 1
Paper was held on Sun, May 1, 2016 10:00 AM
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Biology

Nomenclature is governed by certain universal rules. Which one of the following is countrary to the rules of nomenclatur
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Chrysophytes, Euglenoids, Dinoflagellates and Slime moulds are included in the Kingdom
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Which one of the following statements is wrong?
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One of the major components of cell wall of most fungi is
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The primitive prokaryotes responsible for the production of biogas from the dung of ruminant animals, include the
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Which of the following statements is wrong for viroids?
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In bryophytes and pteridophytes, transport of male gametes requires
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Select the correct statement
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Which of the following characteristic features always holds true for the corresponding group of animals? .tg {border-c
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Which of the following features is not present in the Phylum Arthropoda?
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Which one of the following characteristics is not shared by birds and mammals?
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Which of the following is not a stem modification?
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Stems modified into flat green organs performing the functions of leaves are known as
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Tricarpellary, syncarpous gynoecium is found in flowers of
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The standard petal of a papilionaceous corolla is also called
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Cotyledon of maize grain is called
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A typical fat molecule is made up of
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Which one of the following statements is wrong?
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Spindle fibres attach on to
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In meiosis crossing over is initiated at
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Which of the following is not a characteristic feature during mitosis in somatic cells?
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In which of the following all three are macronutrients?
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Emerson's enhancement effect and Red drop have been instrumental in the discovery of
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In a chloroplast the highest number of protons are found in
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Water vapour comes out from the plant leaf through the stomatal opening. Through the same stomatal opening carbon dioxid
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Water soluble pigments found in plant cell vacuoles are
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A plant in your garden avoids photorespiratory losses, has improved water use efficiency, shows high rates of photosynth
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The Avena curvature is used for bioassay of
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In the stomach, gastric acid is secreted by the
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Which of the following guards the opening of hepatopanjcreatic duct into the duodenum?
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Asthma may be attributed to
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Reduction in pH of blood will
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Name the chronic repiratory disorder caused mainly by cigarette smoking.
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In mammals, which blood vessel would normally carry largest amount of urea?
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Blood pressure in the pulmonary artery is
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Lack of relaxation between successive stimuli in sustained muscle contraction is known as
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Photosensitive compound in human eye is made up of
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Which of the following pairs of hormones are not antagonistic (having opposite effects) to each other?
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The amino acid tryptophan is the precursor for the synthesis of
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The coconut water from tender coconut represents
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Which one of the following statements is not true?
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Seed formation without fertilisation in flowering plants involves the process of
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Proximal end of the filament of stamen is attached to the
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Which of the following statements is not correct?
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Fertilisation in humans is practically feasible only if
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Changes in GnRH pulse frequency in females is controlled by circulating levels of
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Select the incorrect statement.
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Identify the correct statement on 'inhibin'.
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Which of the following approaches does not give the defined action of contraceptive ?
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In context of Amniocentesis, which of the following statement is incorrect ?
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In a testcross involving F1 dihybrid flies, more parental-type offspring were produced than the recombinant-typeoffsprin
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Which of the following most appropriately describes haemophilia ?
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Match the terms in Column-I with their description in Column-II and choose the correct option : .tg {border-collapse:c
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A cell at telophase stage is observed by a student in a plant brought from the field. He tells his teacher that this cel
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Pick out the correct statements : (a) Haemophilia is a sex-linked recessive disease. (b) Down's syndrome is due to aneup
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A tall true breeding garden pea plant is crossed with a dwarf true breeding garden pea plant. When the F1 plants were se
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Which one of the following is the starter codon ?
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Which of the following is required as inducer(s) for the expression of Lac operon?
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A complex of ribosomes attached to a single strand of RNA is known as :
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Which of the following structures is homologus to the wing of a bird ?
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Analogous structures are a result of :
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Following are the two statements regarding the origin of life - (a) The earliest organisms that appeared on the earth we
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Antivenom injection contains preformed antibodies while polio drops that are administered into the body contain -
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In higher vertebrates, the immune system can distinguish self-cells and non-self. If this property is lost due to geneti
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Which of the following statements is not true for cancer cells in relation to mutations ?
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A system of rotating crops with legume or grass pasture to improve soil structure and fertility is called -
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Which of the following is wrongly matched in the given table?
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Which of the following is not a feature of the plasmids ?
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The taq polymerase enzyme is obtained from
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Which of the following is not required for any of the techniques of DNA fingerprinting available at present?
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Which of the following is a restriction endonuclease ?
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Which part of the tobacco plant is infected by Meloidogyne incognita ?
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The two polypeptides of human insulin are linked together by
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It is much easier for a small animals to run uphill than for a large animal, because -
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Gause's principle of competitive exclusion states that -
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When does the growth rate of a population following the logistic model equal zero? The logistic model is given as dN/dt
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Which of the following would appear as the pioneer organisms on bare rocks?
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The term ecosystem was coined by :
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Which one of the following is a characteristic feature of cropland ecosystem ?
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Which of the following is the most important cause of animals and plants being driven to extinction ?
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Which is the National Aquatic Animal of India ?
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Depletion of which gas in the atmosphere can lead to an increased incidence of skin cancers
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A river with an inflow of domestic sewage rich in organic waste may result in -
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Joint Forest Management Concept was introduced in India during :
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Specialised epidermal cells surrounding the guard cells are called -
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Which type of tissue correctly matches with its locations ?
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Mitochondria and chloroplast are- (a) semi-autonomous organelles (b) formed by division of pre existing organelles and t
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Microtubules are the constituents of
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Which one of the following cell organelles is enclosed by a single membrane?
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Which of the following features is not present in Periplaneta americana?
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Chemistry

Two electrons occupying the same orbital are distinguished by
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In which of the following options the order of arrangement does not agree with the variation of property indicated again
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Predict the correct order among the following :
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Consider the molecules CH4, NH3 and H2O. Which of the given statements is false?
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Equal moles of hydrogen and oxygen gases are placed in a container with a pin-hole through which both can escape. What f
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The correct thermodynamic conditions for the spontaneous reaction at all temperatures is
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Consider the following liquid-vapour equilibrium. Liquid $$\rightleftharpoons$$ Vapour Which of the following relation
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MY and NY3, two nearly insoluble salts, have the same Ksp values of 6.2 $$ \times $$ 10$$-$$13 at room temperature. Whic
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For the following reactions : (A)  CH3CH2CH2Br + KOH $$ \to $$        &nbs
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Which of the following biphenyls is optically active ?
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Consider the nitration of benzene using mixed conc.H2SO4 and HNO3. If a large amount of KHSO4 is added to the mixture, t
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The correct statement regarding the comparison of staggered and eclipsed conformations of ethane, is
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The pair of electrons in the given carbanion, CH3C $$ \equiv $$ C$$-$$, is present in which of the following orbitals?
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In the reaction X and Y are
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The reaction can be classified as
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Which of the following statements about hydrogen is incorrect?
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The product obtained as a result of a reaction of nitrogen with CaC2 is
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Which of the following statments is false?
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Which of the following reagents would distinguish cis-cyclopenta-1-2-diol from the trans-isomer?
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The correct statement regarding a carbonyl compound with a hydrogen atom on its alpha-carbon, is
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The correct statement regarding the basicity of arylamines is
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The product formed by the reaction of an aldehyde with a primary amine is
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The correct statement regarding RNA and DNA, respectively is
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Which one given below is a non-reducing sugar?
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In a protein molecule various amino acids are linked together by
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Natural rubber has
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The ionic radii of A+ and B$$-$$ ions are 0.98 $$ \times $$ 10$$-$$10 m and 1.81 $$ \times $$ 10$$-$$10 m. The coordinat
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Lithium has a bcc structure. Its density is 530 kg m$$-$$3 and its atomic mass is 6.94 g mol$$-$$. Calculate the edge le
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At 100oC the vapour pressure of a solution of 6.5 g of a solute in 100 g water is 732 mm. If Kb = 0.52, the boiling poin
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Which of the following statements about the composition of the vapour over an ideal 1 : 1 molar mixture of benzene and t
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The pressure of H2 required to make the potential of H2-electrode zero in pure water at 298 K is
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The rate of first-order reaction is 0.04 mol L$$-$$1 s$$-$$1 at 10 seconds and 0.03 mol L$$-$$1 s$$-$$1 at 20 seconds af
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The addition of a catalyst during a chemical reaction alters which of the following quantities?
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Which one of the following characteristics is associated with adsorption?
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Fog is a colloidal solution of
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Match the compounds given in column I with the hybridisation and shape given in column II and mark the correct option .
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Which is the correct statement for the given acids?
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When copper is heated with conc. HNO3 it produces
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Which one of the following orders is correct for the bond dissociation enthalpy of halogen molecules?
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Among the following the correct order of acidity is
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Match items of Column I with the items of Column II and assign the correct code : .tg {border-collapse:collapse;border
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Which one of the following statements is correct when SO2 is passed through acidified K2Cr2O7 solution?
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The electronic configuration of Eu (Atomic No. 63), Gd (Atomic No. 64) and Tb (Atomic No.65) are
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Which of the following is an analgesic?
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Which of the following has longest C$$-$$O bond length? (Free C$$-$$O bond length in CO is 1.128 $$\mathop A\limits^o $
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Physics

If the velocity of a particle is v = At + Bt2, where A and B are constants, then the distance travelled by it between 1
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If the magnitude of sum of two vectors is equal to the magnitude of difference of the two vectors, the angle between the
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A particle moves so that its position vector is given by $$\overrightarrow r = \cos \omega t\,\widehat x + \sin \,\omeg
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A car is negotiating a curved road of radius R. The road is banked at an angle $$\theta $$. The coefficient of friction
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A particle of mass 10 g moves along a circle of radius 6.4 cm with a constant tangential acceleration. What is the magni
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A body of mass 1 kg begins to move under the action of a time dependent force $$\overrightarrow F = \left( {2t\widehat
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What is the minimum velocity with which a body of mass m must enter a vertical loop of radius R so that it can complete
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A disc and a sphere of same radius but different masses roll off on two inclined planes of the same altitude and length.
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From a disc of radius R and mass M, a circular hole of diameter R, whose rim passes through the centre is cut. What is t
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A uniform circular disc of radius 50 cm at rest is free to turn about an axis which is perpendicular to its plane and pa
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The ratio of escape velocity at earth (ve) to the escape velocity at a planet (vp) whose radius and mean density are tw
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At what height from the surface of earth the gravitation potential and the value of g are $$-$$5.4 $$ \times $$ 107 J kg
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Coefficient of linear expansion of brass and steel rods are $$\alpha $$1 and $$\alpha $$2. Lengths of brass and steel ro
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A piece of ice falls from a height h so that it melts completely. Only one-quarter of the heat produced is absorbed by t
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Two non-mixing liquids of densities $$\rho $$ and n$$\rho $$ (n > 1) are put in a container. The height of each liqui
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A black body is at a temperature of 5760 K. The energy of radiation emitted by the body at wavelength 250 nm is U1, at w
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A gas is compressed isothermally to half its initial volume. The same gas is compressed separately through an adiabatic
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The molecules of a given mass of a gas have r.m.s. velocity of 2000 m s$$-$$1 at 27oC and 1.0 $$ \times $$ 105 N m$$-$$2
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A refrigerator works between 4oC and 30oC. It is required to remove 600 calories of heat every second in order to keep t
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A siren emitting a sound of frequency 800 Hz moves away from an observer towards a cliff at a speed of 15 m s$$-$$1. The
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An air column, closed at one end open at the other, resonates with a tuning fork when the smallest length of the column
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A uniform rope of length L and mass m1 hangs vertically from a rigid support. A block of mass m2 is attached to the free
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A capacitor of 2 $$\mu $$F is charged as shown in the diagram. When the switch S is turned to position 2, the percentag
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Two identical charged spheres suspended from a common point by two massless strings of lengths $$l$$, are initially a
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A potentiometer wire is 100 cm long and a constant potential difference is maintained across it. Two cells are connected
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The charge flowing through a resistance R varies with time t is Q = at $$-$$ bt2, where $$a$$ and $$b$$ are positive con
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A long straight wire of radius $$a$$ carries a steady current $$I$$. The current is uniformly distributed over its cross
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A square loop ABCD carrying a current $$i$$, is placed near and coplanar with a long straight conductor XY carrying a cu
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The magnetic susceptibility is negative for
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A small signal voltage V(t) = V0 sin$$\omega $$t is applied across an ideal capacitor C
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A long solenoid has 1000 turns. When a current of 4 A flows through it, the magnetic flux linked with each turn of the s
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An inductor 20 mH, a capacitor 50 $$\mu F$$ and a resistor 40 $$\Omega $$ are connected in series across a source of emf
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Out of the following options which one can be used to produce a propagating electromagnetic wave ?
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Match the corresponding entries of column 1 with column 2. [Where m is the magnification produced by the mirror] .tg {
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In a diffraction pattern due to a single slit of width $$a$$, the first minimum is observed at an angle 30o when light
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The intensity at the maximum in a Young's double slit experiment is $$I$$0. Distance between two slits is d = 5$$\lambda
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The angle of incidence for a ray of light at a refracting surface of a prism is 45o. The angle of prism is 60o. If the
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A astronomical telescope has objective and eyepiece of focal lengths 40 cm and 4 cm respectively. To view an object 200
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When a metallic surface is illuminated with radiation of wavelength $$\lambda $$, the stopping potential is V. If the sa
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An electron of mass m and a photon have same energy E. The ratio of de-Broglie wavelengths associated with them is
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When an $$\alpha $$-particle of mass m moving with velocity v bombards on a heavy nucleus of charge Ze, its distance of
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Given the value of Rydberg constant is 107 m$$-$$1, the wave number of the last line of the Balmer series in hydrogen sp
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To get output 1 for the following circuit, the correct choice for the input is
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A npn transistor is connected in common emitter configuration in a given amplifier. A load resistance of 800 $$\Omega $$
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Consider the junction diode as ideal. The value of current flowing through AB is
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