1.Read the statement below and find out which statement is true?

2.Match the following

Column-I                                Column-II

                                                (I) Provide the index to the plant species                                                            found in a particular area

(P) Key                                    (II) Identification of plants and animals                                                              based on the similarities and                                                                                dissimilarities

(Q) Flora                                 (III) Contains the actual account of                                                                                         habitat  and distribution of                                                                          plants of a given area

(R) Monographs                      (IV) Contain information on any one                                                                taxon

3.Which of the following is analytical in nature

4.In Basidiomyecetes, the site for karyogamy is

5.Choose the Incorrect statement

6.Identify structure A and choose the correct function

Structure                                Function

(P)  Cell wall                           (I) Maintains shape

(Q) DNA                                 (II) Infectious material

(R) Capsid                               (III) Replication

                                                (IV) Protect nucleic acid

7.The scientist first crystallised virus

8.The main criteria of the five kingdom classification were

9.In lichens which component is the site for absorption of mineral nutrient?

10._____________is used extensively in biochemical and genetic work

11.All are true except

12.In which of the following have modified their stems for food storage

13.One common feature that flowers of lily shows

14.The semi-technical description of a typical flowering plants will be

15.The floral formula of tobacco is

16.Study the diagram given below and identify the plant

17.Tannins are stored in the

18.Assertion: Monocotyledons do not form secondary tissues.

Reason: The vascular bundles have no cambium present in them.

19.Epiblema is a layer of

20.In the given diagram identify A,B,C,D respectively

21.The Fluid Mosaic Model of plasma membrane was proposed by

22.The ribosomes of chloroplasts are

23. Find out the incorrect statement

24.During which phase of the cell cycle, the amount of DNA in a cell remain at 4C level but no increase in chromosome number if the initial amount is denoted as 2C?

25.The complex formed by a pair of synapsed homologous chromosomes is called?

26.The porins are present in

27.Match the column

Column-I                                Column-II

(P) Mg²⁺                                  (I) Activator of Nitrogenase

(Q) Zn²⁺                                   (II) Activator of Phosphoenol pyruvate                                                        carboxylase

(R) Mo                                    (III) Activator of alcohol dehydrogenase

                                                  (IV) Inhibitor of ribulose bisphosphate                                                             carboxylase-oxigenase

28.Which of the following statement is Incorrect?

29.Law of limiting factors discussed about

30.Muscles during exercise produce lactic acid, here _____________is the reducing agent

31.An idealised sigmoid curve is plotted against X and Y axis respectively

32.Nihar has got some stem cuttings preparing for planting them in new pot, but they have no roots at all. What hormone should Nihar apply to initiate rooting in the stem cuttings?

33.Which is not an asexual reproductive structure?

34. The distance between genes were measured by using the frequency of recombination between gene pairs on the same chromosome—The work was carried out by the scientist

35.Which of the flowing ids correct about the given pedigree?

36.The single base substitution at the sixth codon of the beta globin gene from GAG to GUG results in

37.Polyploidy results from

38.Haploid content of Human DNA is

39.Which statement is Incorrect?

40.The disease leprosy highly respond to ________ treatment

41.Which is wrong statement?

42.________ is not a part of decomposition

43.Percentage of energy in the sunlight converted by the primary producers is?

44.Match the column and select the correct option given below

Column-I                                                        Column-II

(P) Long term ecosystem experiments           (I) Paul Ehrlich

(Q) Rivet Popper hypothesis                          (II) David Tilman

(R) Increasing of species richness with          (III) Schleiden

increasing explored area                                 (IV) Humboldt

45.Electrostatic precipitator is used for

46.Scientific name of bath sponge is

47. Which group of animal shows internal fertilisation and development is through many larval stages?

48.Choose the statements which are Incorrect

a. Neuroglial cells protect and support neurons

b. Osteocytes are present in spaces called lacunae

c. Striated muscle fibres are bundles together in a parallel fashion

d. Blood cells secrete fibres of structural proteins called collagen or elastin

e. Biceps are voluntary and unstriated

49.Tergites are

50.Identify the structure in the given diagram

51.Which is basic amino acid among them?

52.Which of the following statement is correct?

53.The outermost layer of  alimentary canal is made up of

54.Goblet cells are present in the

55.Identify the layer

56.Trachea is a straight tube extending up to the mid thoracic cavity, which divides at the level of

57.Partial pressure of Oxygen in alveoli remains

58.The mechanism of coagulation is initiated by

59.Embryologically heart is derived from

60.The action potential is conducted to ventricular side by______ and ______

61.T-wave represents

62.Antennal glands performs excretory functions in

63.Identify the structure labelled in the given diagram

64. Concentration of urine depends upon

65.Which component is abundant in white fibres?

66.Match the column

Column-I                                      Column-II

a.Base of buccal cavity                      i. Cranial bone

b.Facial region                                    ii. U-shaped bone

c.Ventral mid line of thorax             iii. Clavicle

d.Pectoral girdle                                iv. Flat bone

67.Vertebrochondral ribs are

68.Inflammation of joints results

69.Unmyelinated nerve fibres are found in

70.The motor and sensory areas are present in

71.The olfactory epithelium is made up of _______ kinds of cells

72.Avilash was experiencing headache and dizziness for the last few days. When visited a clinic, a doctor informed that his blood pressure is high. Which of the following hormone will be secreted in the body to reduce the blood pressure?

I.Aldosterone

II. Cortisol

III.Atrial natriuretic factoR

IV.Erythropoietin

73.The hormone which follows the given pathway is

74.Graafian follicle transform as the corpus luteum in

75.Choose the right statement

76.Which is terminal method of contraception?

77.According to Darwin, the organic evolution is due  to 

78.Praying mantis is a good example of 

79.Angiosperms evolved in the

80.Lobefins evolved into the

81.The first mammals were like

82.The first human like creature was named

83.Which one of the following is not a property of cancerous cells whereas the remaining three are? 

84.Opiate narcotic is 

85.Nicotine acts as a stimulant, because it mimics  the effect  of 

86.coli is closely related to

87.Which is the correct sequence of steps for genetically modifying organism?

I.Maintenance of introduced DNA in the host and transfer of the DNA to its progeny

II.Identification of DNA with desirable genes

III.Introduction of the identified DNA into the host

88.Agrobacterium tumifaciens deliver ________ to normal plant cells that turns into a tumor cells

89.1983, Eli Lilly an American company prepared DNA sequences corresponding to the chains of insulin that were

90.Gene therapy was first applied to cure

91.The area of cross-section of the wider tube shown in the figure is 800 cm^2. If a mass of 12 kg is placed on the massless piston, the difference is heights h in the level of water in the two tubes is:

92.The weight of an aero plane flying in the air is balanced by 

93. Hot water cools from 60°C to 50° in first 10 minutes and from 50°C to 42°C in next 10 minutes. The temperature of surrounding is:

94.The work done by a mass less piston in causing an expansion ΔV (at constant temperature), when the opposing pressure, P is variable, is given by:

95.In an electromagnetic wave in free space, the root mean square value of the electric field is 6 V/m. The peak value of the magnetic field is

96.100 joule of work is performed in carrying a charge of ‒5 coulomb from infinity to a particular point in a uniform electrostatic field. The potential of this point is:

97. What is the ratio of the average acceleration during the intervals OA and AB in the velocity-time graph as shown below?

98.A particle of mass 2g and charge 1μC is held at a distance of 1 m from a fixed charge 1mC. If the particle is released it will be repelled. The speed of particle when it is at a distance of 10 metre from the fixed charge is :

99.Two slabs A and B of different materials but of the same thickness are joined end to end to form a composite slab. The thermal conductivities of A and B are K₁ and K₂ respectively. A steady temperature difference of 12°C is maintained across the composite slab. If K₁ = K₂ / 2 the temperature difference across slabs A is

100.The temperature of equal masses of three different liquids A, B and C are 12℃, 19℃ and 28℃ respectively. The temperature when A and B are mixed is 16℃, when B and C are mixed is 23℃, what is the temperature when A and C are mixed?

101.A block of mass m is stationary with respect to wedge of mass M moving with uniform speed v on horizontal surface. Find the work done by friction force on the block in t second

102.The following figure shows a logic gate circuit with two inputs A and B output C. The voltage waveforms of A,B and C are as shown in second figure given below :-

The logic circuit gate is :-

103.In a common base transistor circuit, the current gain is 0.98. On changing emitter current by 5.0mA, the change in collector current is

104.Two Polaroid’s are placed in the path of unpolarised beam of intensity I0 such that no light is emitted from the second Polaroid. If a third polaroid whose polarization axis makes an angle q with the polarization axis of first polaroid is placed between these polaroid’s then the Intensity of light emerging from the last polaroid will be

105.It is desired to make an achromatic combination of two lenses, (L1&L2) made of materials having dispersive power ω1 and ω2 (<ω1). If the combination of lenses is converging then:

106.Photons of energy 6 eV are incident on a potassium surface whose work function is 2.1 eV. The corresponding stopping potential required is :

107.The value of M of the hanging block is in the figure, which will prevent the smaller block (m=1 kg) from slipping over the triangular block. All the surfaces are smooth and string and pulley are ideal. (Given: M’=4 kg and θ=370)

108.A body moves along an uneven surface with constant speed at all points.
The normal reaction due to ground on the body is :

109.A rocket with a lift-off mass 3.5 × 10^4 kg is blasted upwards with an initial acceleration of 10 m/s2. Then the initial thrust of the blast is

110.A round uniform body of radius R, mass M and moment of inertia ‘I’, rolls down (without slipping) an inclined plane making an angle θ with the horizontal. Then its acceleration is

111.A particle of mass 10 g is kept on the surface of a uniform sphere of mass 100 kg and radius 10 cm. Find the work to be done against the gravitational force between
(you may take G = 6 . 67× 10^-11 Nm²/ kg²)

112.A black hole is an object whose gravitational field is so strong that even light cannot escape from it. To what approximate radius would earth (mass = 5.98 x 10²⁴ kg) have to be compressed to be a black hole?

113.Monochromatic light is incident on a glass prism of angle A. If the refractive index of the material oft the prism is μ, a ray incident at an angle θ, on the face AB would get transmitted through the face AC of the prism provided

114.The root mean square velocity of hydrogen molecules of an ideal hydrogen gas kept in a gas chamber at 0⁰ C is 3180 m/s. Calculate the pressure of hydrogen gas: Density of hydrogen gas=8.99×10^-2kgm3, atmosphere= 1.01×10^5Nm2

115.Following is the Wheatstone bridge in which  P/Q= R/S Let K be the key which is closed, so what will be the deflection shown by galvanometer?

116.What is the ratio of power dissipated if two electric bulbs are connected in series and the ratio of their resistance is 1:2?

117.The thermo emf of a thermocouple varies with the temperature θ of the hot junction as E = aθ + bq2 (in volts) where the ratio a/b is 700°C. If the cold junction is kept at 0°C, then the neutral temperature of the thermocouple is:

118.A particle executes S.H.M of amplitude A. At what distance from the mean position is its kinetic energy equal to its potential energy?

119.The string of pendulum of length l is displaced through 90⁰ from the vertical and released. Then the minimum strength of the string in order to withstand the tension, as the pendulum passes through the mean position is

120.Calculate the final kinetic energy of a block of mass if the mass of the block is 10kg and has a constant velocity of 10m/s. The block of mass is subjected to a retarding force of F=0.1J/m

121.A river flows east to west at a speed 5 m/min. A man capable of swimming 10 m/min in still water is standing on the south bank of the river. He wants to swim across the river in the shortest time possible. Which of the following path should he choose?

122.Consider two capacitances of capacity C₁ and C₂ which are connected in series and have potential difference V. What is the potential difference across C₁?

123.The Hysteresis loops for two magnetic materials A and B are given below

These materials are used to make magnets for transformer core, electric generators and electromagnet core. Which of the following is true about the given magnets?

124.Calculate the value of V1 and V2

125.In a radioactive substance at t = 0, the number of atoms is 8×10^4, its half-life period is 3 yr. the number of atoms 1×10^4 will remain after interval [UP CPMT 2010]

126.The half-life of radium is 1622 years. How long will it take for seven-eighth of a given amount of radium to decay

127.The binding energies of the nuclei A and B are Ea and Eb respectively. Three atoms of the element B fuse to give one atom of element A and an energy Q is released. Then Ea, Eb and Q are related as

128.When a metallic surface is illuminated with radiation of wavelength λ, the stopping potential is V. If the same surface is illuminated with radiation of wavelength 2λ, the stopping potential is V/4 .The threshold wavelength for metallic surface is:

129.A radiation of energy ‘E’ falls normally on a perfectly reflecting surface. The momentum transferred to the surface is (c=velocity of light)

130.A photoelectric surface is illuminated successively by monochromatic light of wavelength λ and λ/2. If the maximum kinetic energy of the emitted photoelectrons in the second case is 3 times that in the first case, the work function of the surface of the material is (h=Planck’s constant, c=speed of light)

131.The figure shows a plot of photo current versus anode potential for a photo sensitive surface for three difference radiations. Which one of the following is a correct statement?

132.The number of photoelectrons emitted for light of a frequency v (higher than the threshold frequency v0) is proportional to

133.A force F acting on an object varies with distance x as shown here. The force is in N and x in m. The work done by the force in moving the object from x = 0 to x = 6 m is

134.A, B and C are voltmeters of resistance R, 1.5R and 3R respectively as shown in the figure. When some potential difference is applied between X and Y, the voltmeter readings are V_A, V_B and V_C respectively, then 

135.Two similar springs P and Q have spring constants KP and KQ such that KP > KQ. They are stretched first by the same amount (case a), then by the same force (case b). The work done by the springs WP and WQ are related as, in case (a) and case (b), respectively

136.x₁ mL solution having normality y₁ is diluted to get a solution of normality y₂, what would be volume required for dilution?

137.Heat of neutralization of oxalic acid is -53.35 kJ/mol using NaOH. Hence ∆H of oxalic acid dissociation in acidic medium is,

138.The dipole moment of toluene is 0.36 D. The dipole moment o ortho-xylene would be,

139.When the surface of the metal is irradiated by applying the radiation of wavelength 400 Å, the ejected electron travels with K.E. two third of the incident energy. The stopping potential of the photoelectron ejected is,

140.Which of the following acts as both oxidizing and reducing agent?

141.The correct comparison of the size of Cl^–, Cl and Fe²⁺ ion is,

142.Which of the following statement is incorrect?

143.If the shortest wavelength of hydrogen atom in Lyman series is X. Then longest wavelength in Balmer series for He⁺ is,

144.Some types of gels like gelatin liquify on shaking, thereby changing into sols. The sols on standing changes back to gel. The process is known as,

145.  9.5 g MgCl₂ is dissolved in 200 g of water then the difference in boiling point and freezing point of solution is (K_b = 0.52 K/m, K_f = 1.86 K/m and assume 100% dissociation took place)

146.What percentage of CO₂ in air is just sufficient to prevent loss in weight when CaCO₃ is heated at 100^oC? The given K_p for CaCO₃ dissociation is 0.0095 atm at 100^o

147.A 2 g sample of xenon reacts with fluorine. The mass of compound produced is 3.158 g. The empirical formula of the compound is,

148.A graph is plotted between E_cell of quinhydrone half-cell and pH of solution. Intercept is 0.699 V. At what pH, the E_cell will become 0.492 V?

149.The relative lewis acid strength of boron trihalide is in the order,

150.The pK_b of cyanide ion is 4.7. The pH of solution prepared by mixing 2.5 moles of KCN and 2.5 moles of HCN in water and making total volume up to 500 mL is,

151.For a radioactive element, a graph of log(N_o/N_t) vs. time has a slope equal to,

152.The packing efficiency of the 2D square unit cell shown below is,

153.The maximum entropy of mixing occurs when hexane and heptane are mixed respectively in the proportion of,

154.An ionic compound AB having structure similar to rock salt. All the ions are removed along the planes of two body diagonal then the formula of the compound will be,

155.The coagulation of 100 mL of colloidal solution of gold is completely prevented by the addition of 0.25 g of a substance ‘X’ to it before adding 1 mL of 10% NaCl solution. The gold number of ‘X’ is,

156.Aqueous solution of an inorganic compound (X) shows the following reactions,

i.  It decolorizes an acidified KMnO₄ solution accompanied by the evolution of oxygen.

ii.  It liberates iodine from an acidified KI solution.

iii.  It gives a brown precipitate with alkaline KMnO₄ solution with evolution of oxygen.

Identify ‘X’,

157.Which of the following changes is not realized in the laboratory?

158.The moles of H₂O₂ which can be oxidized by one mole of KMnO₄ in acidic medium is,

159.The substance used as an activator in froth floatation process is,

160.Which of the following hybrid state is associated with low spin octahedral complex?

161.Mercurous chloride turns black on treatment with ammonium hydroxide. This is due to formation of,

162.Which of the following H₂S would separate in pH < 7?

163.Which of the following is organometallic compound?

164.[Fe(H₂O)₆]²⁺ and [Fe(CN)₆]^4- differ in,

165.The purple color of KMnO₄ is due to,

166.The relative rate of the addition in the following alkenes are,

I. (CH₃)₂C=C(CH₃)₂

II. C₂H₅-CH=CH₂

III. CH₂=CH₂

IV.  CH₃-CH=CH-CH₃

167.Which sites of the given molecules is suspectable to nucleophilic attack?

168.The product of the following reaction is,

169.Wurtz’s reaction proceeds through,

170.Which of the following compounds will produce butanone when treated with H₂SO₄, Hg_SO₄ and water?

171.The product ‘A’ of the given reaction is,

172.The correct decreasing order of acidic strength of the given acids is,

173.2-methyl-2-propanol has lower boiling point than 1-butanol because,

174.The number of optically active isomers obtained when CH₃-C≡C-CH₂-CH₃ is treated with O₃ followed by LiAlH₄ is,

175.An organic compound (A) of molecular formula C₅H₁₀O is treated with dil. H₂SO₄ to give two compound (B) and (C) both of which give positive iodoform test, (A) could be,

176.Which of the following is major product for the reaction of acetyl chloride with H₂S?

177.When 1 mole of glucose is oxidized by periodic acid, the products formed are,

178.Which of the following is true about phenol?

179.The product (D) in the following reaction is same as,

180.Which of the following statements concerning amine oxide is not true?