Biology
1. Which one of the following is the main objective of proposing Biological diversity Act 2002? 2. Match the types of endosperms given in Column I with examples given in Column II
.tg {border-collapse:collapse;border- 3. Select the correct set of evolutionary characters of man. 4. $$ \text { Match the Column I with Column II } $$
.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-col 5. Which one of the following statements is INCORRECT? 6. Match the Column I containing restriction enzymes with Column II containing recognition sequences. 7. Which of the following pair of organs do NOT produce digestive enzymes? 8. Most important fuel of living cells is _________ . 9. Given below are two statements about asexual reproduction.
Statement I - In asexual reproduction, the ploidy of progeny 10. The final electron acceptor in ETS of cellular respiration is 11. Which one of the following occurs maximum during exponential growth phase in plants? 12. Which of the following is caused by neither bacteria nor viruses? 13. Given below are two statements.
Statement I - GMO crops could potentially have negative effects on human health and natu 14. All of the raw materials that are extracted from an ecosystem are called ________ services. 15. Action of salivary amylase stops when it mixes with gastric juice in stomach because _________ . 16. Basic proteins consist of more basic amino acids and these amino acids exist as a cation at the physiological pH of 7.4. 17. Most energy saving mode of excretion is_________.
18. Choose the correct sequence of events in pollenpistil interaction from the options given below:
i. Entry of pollen tube 19. Select the INCORRECT statement. 20. Complete the following analogy about human sperm.
Nebenkern : mitochondria :: Acrosome : _______ 21. Water is the best medium for the transport of dissolved minerals and food molecules because it has ______ . 22. In a polarised state of nerve membrane, sodiumpotassium exchange pump actively restores the ions on their appropriate si 23. Female Aedes mosquito acts as a vector in the transmission of ________ 24. Match types of niche in Column I with its explanation in Column II.
.tg {border-collapse:collapse;border-spacing:0;}
. 25. Which one of the following is considered as molecular scissors in modern biotechnology? 26. Which of the following Cyanobacteria is found associated with both the lichens and the plants like Cycas and Azolla? 27. The partial pressure of carbon dioxide $\left(\mathrm{ppCO}_2\right)$ of blood entering the pulmonary capillaries is____ 28. Which of the following pair of organisms are euryhaline in nature? 29. Which of the following reaction occurs during conversion of $\alpha$-ketoglutarate $\rightarrow$ Succinyl Co-A?
30. In human female, the number of primordial follicles in the ovary at the time of birth is more than _______ million. 31. Match the process in Column I with the action in Column II.
.tg {border-collapse:collapse;border-spacing:0;}
.tg td{bor 32. Given below are two statements.
Statement I - Gibberellins promote flowering in long day plants.
Statement II - ABA inhi 33. Cranial nerve $\underline{\mathrm{i}}$ is also called pneumogastric, $\underline{\mathrm{i}} \underline{\mathrm{i}}$ is 34. The water hyacinth (Eichhornia crassipes) is a native of _________ 35. During PCR cycle, the temperature range in the step of annealing is________ 36. Match the parts of human eye in Column I with their respective characteristics in Column II.
.tg {border-collapse:col 37. In which one of the following conditions tobacco plants do NOT flower?
38. The erythropoietic organs of a foetus are ________and _________.
39. Which one of the following occurs due to changes in the environment and genetic variations of the species? 40. Which of the following is the role of SSBP's during DNA replication? 41. To achieve pollination, attractions and reward are required in 42. Kidneys are NOT associated with secretion of
43. How many $\mathrm{CO}_2$ molecules are released after oxidation of one acetyl CoA in Krebs cycle? 44. Which bonds hold together the two complementary polynucleotide chains of DNA?
45. Structural and functional unit of liver is ________.
46. Test cross is used to confirm $\qquad$ . 47. Which of the following hormones is secreted by theca interna covering the Graafian follicle? 48. A type of chromosomal aberration, in which there is no loss or gain of gene complement of the chromosome is $\qquad$ . 49. The QRS complex in a normal ECG represents _________.
50. Match the mineral deficiency disorders given in Column I with their symptoms given in Column II.
.tg {border-collapse 51. Protozoans like Nosema locustae is used for controlling the target pests like ________ 52. Which of the following in INCORRECT about conformers? 53. With reference to role of internal ear in equilibrium receptors for dynamic balance of body lie in i while the receptor 54. Identify the sacred groves found in India from the following list.
i. Khasi and Jaintia Hills in Meghalaya.
ii. Western 55. Which of the following microbes is used in the production of yoghurt? 56. Given below are two statements.
Statement I - The heart sound 'Lub' is produced due to simultaneous closure of semilunar 57. Gene pool is __________ . 58. Which of the following is NOT a feature of capacitation process of sperm?
59. How many nuclei migrate from each pole to the centre of developing female gametophyte to form secondary nucleus? 60. $$ \text { Match the following characteristics of tooth. } $$
.tg {border-collapse:collapse;border-spacing:0;}
.tg t 61. Given below are two statements.
Statement I - Skeletal muscles usually derive energy by anaerobic respiration.
Statement 62. The number of nucleotides in tRNA is _________ . 63. The process in which an organism consumes and utilises food substances is _________ . 64. Leaf cutting is successful in __________ . 65. During allergic conditions which of the following increase in number? 66. Match the Column I containing mutant varieties with Column II containing respective crop plants.
.tg {border-collapse 67. Interferons are class of cytokines to stimulate other cells against ________ infections. 68. Given below are two statements.
Statement I - Mode of action of catecholamines, peptide and polypeptide hormones is thro 69. Which one of the following is INCORRECT with respect to Verhulst - Pearl Logisitc Growth. 70. The manipulation of genetic material towards a desired end using "in vitro" process is called _________.
71. The correct sequence of water absorption by root hair cell is ________ 72. Non-disjunction of X-chromosomes during meiosis in the formation of ovum leads to _________ syndrome.
73. Which contraceptive device attracts macrophages in the uterine cavity for phagocytosis of sperms? 74. How many phosphorylation reactions occur for formation of fructose 1,6 biphosphate during the preparatory phase of glyco 75. Juxta glomerular apparatus in kidney releases Renin, when a person is __________ 76. Given below are two statements.
Statement I-Budding is most common method of asexual reproduction in unicellular yeast.
77. Choose the INCORRECT pair. 78. Select the INCORRECT statement. 79. The additional apoplastic route of water that allows direct access to xylem and phloem is along the margins of _________ 80. Phosphorus cycle does not pass through __________ . 81. Match hormones given in Column I with their source gland in Column II.
.tg {border-collapse:collapse;border-spacing:0;} 82. Which one of the following is also called 'Terror of Bengal' ? 83. The larvae of Wuchereria bancrofti undergo _________moultings before they become adults and settle in the lymphatic syst 84. Parenchymal circulation is found in _________ 85. Which one of the following minerals is NOT mobilized in plants? 86.
Which of the following are true about sharks?
i. Their body fluids is isosmotic to external environment.
ii. They are 87. Chromosomal basis of inheritance suggested by Sutton and Boveri is based on ________ 88. Demineralization of bone resulting in softening, bending and fracture of bones, common in women who have reached menopau 89. The pyramid of biomass is inverted in________ ecosystem. 90. The purposeful manipulation in the heredity of crops and the production of new superior varieties of existing crop plant 91. Consumption of which drug increases the concentration of dopamine in the brain? 92. Match the hormones given in Column I with their respective source organs of secretion, given in Column II.
.tg {border- 93. According to proton transport theory of stomatal mechanism, protons are formed in the guard cells when _________ . 94. Which one of the following is the correct description of Streptococcus pneumoniae causing pneumonia? 95. Observe the given figure of Morgan's experiment for yellow body and white eyed female Drosophila crossed with brown body 96. Given below are two statements regarding, competitive interaction.
Statement I - Competition is the type of interaction 97. Nearly $80 \%$ of nitrogen found in human tissues originate from ________ nitrogen fixation. 98. Select the INCORRECT statement regarding RNA world hypothesis. 99. Choose the correct statement(s) with respect to Down's syndrome
i. Down's syndrome results from non-disjunction of $21^{ 100. What is the horizontal distribution of different species occupying levels on land or in water called?
Chemistry
1. Identify the element having highest value of first ionization enthalpy. 2. One mole of a perfect gas expands isothermally and reversibly from $10 \mathrm{dm}^3$ to $20 \mathrm{dm}^3$ at 300 K . F 3. Identify anionic complex from following. 4. Identify a ligand having two donor atoms and uses pairs of electrons on both donor atoms. 5. $$ \text { What is IUPAC name of following compound? } $$ 6. Which from the following buffers is used for precipitation of cations of IIIA group in qualitative analysis? 7. Which of the following has the highest basic strength? 8. The molar conductivity of 0.02 M HCl is $408.4 \Omega^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$ at $25^{\circ} \mathrm{C}$ 9. What is the percentage by mass of oxygen in water, if percentage by mass of hydrogen is $11.1 \%$ ? 10. Identify a pair of compounds that exhibits functional group isomerism from following. 11. What is the order of a reaction having unit of the rate constant $\mathrm{mol} \mathrm{dm}^{-3} \mathrm{~s}^{-1}$ ? 12. Alkyl chlorides on heating with metal fluorides form alkyl fluorides. This reaction is known as
13. Which of the following is NOT an example of diamagnetic substance? 14. Identify the product formed in the following reaction.
$$ \mathrm{CH}_3-\mathrm{CH}=\mathrm{CH}-\mathrm{CH}_2-\mathrm{CH 15. Identify the major product formed when 2-chlorobutane is boiled with concentrated alcoholic KOH . 16. Which of the following substances is NOT required in the construction of $\mathrm{H}_2-\mathrm{O}_2$ fuel cell? 17. Which alkali metal is used for heat transfer in nuclear power station? 18. Which of the following solvents is safe to use and considered as green solvent? 19. What is rate constant of a first order reaction having half life 138.6 minute? 20. Which of the following compounds has highest boiling point? 21. Calculate the volume of bcc unit cell if the radius of an atom in it is 216.5 pm .
22. Which of the following statements is NOT true about lyophobic colloids? 23. Identify the correct increasing order of boiling point of following compounds. 24. Identify the product ' B ' in the following sequence of reactions.
Ethanenitrile $\xrightarrow{\mathrm{SnCl}_2, \mathrm{ 25. Find increase in temperature for a gas when first its pressure and then volume both are doubled at 400 K . 26. Calculate heat of formation of $\mathrm{SO}_2$ from following equations.
$$ \begin{aligned} & \mathrm{S}+\frac{3}{2} \ma 27. If four different elements $\mathrm{A}, \mathrm{B}, \mathrm{C}$ and D having outer electronic configuration as,
$$ \math 28. Which from the following statements about nylon 2-nylon 6 is NOT correct? 29. Which carbon atoms of glucose in open chain structure numbered from $\mathrm{C}-1$ to $\mathrm{C}-6$ are NOT chiral? 30. The dissociation constant of weak monoacidic base is $1.8 \times 10^{-5}$. Calculate the degree of dissociation in 0.02 31. What is the expected value of $\Delta T_f$ for 0.2 m aqueous $\mathrm{CaCl}_2$ solution if $\Delta \mathrm{T}_{\mathrm{f 32. How many isomers of $\mathrm{C}_4 \mathrm{H}_{11} \mathrm{~N}$ are tertiary amines? 33. Calculate the number of moles of electrons required to convert $1.1 \mathrm{~mol} \mathrm{Cr}_2 \mathrm{O}_7^{2-}$ to $\ 34. Which from following metal ions in their respective oxidation states forms colourless compounds? 35. Which of the following symbols represents heat of reaction at constant pressure? 36. Which from following amino acids contains sulfur in it's side chain? 37. Which from following polymers is obtained by addition polymerisation method? 38. Calculate the pH of buffer solution containing 0.12 M weak acid and 0.48 M of its salt with strong base if $\mathrm{pK}_ 39. Calculate $\Delta \mathrm{T}_{\mathrm{b}}$ of 0.02 m solution if molal elevation constant for solvent is $0.52 \mathrm{~ 40. Identify IUPAC name of the following compound. 41. What is the representation of element ( X ) having mass number 40 containing 22 neutrons. 42. Identify oxidant in following reaction.
$$ 3 \mathrm{H}_3 \mathrm{AsO}_{3(\mathrm{aq})}+\mathrm{BrO}_{3(\mathrm{aq})}^{- 43. Identify false statement about zinc. 44. For the reaction,
$$ 3 \mathrm{I}_{(\mathrm{aq})}^{-}+\mathrm{S}_2 \mathrm{O}_{8(\mathrm{aq})}^{2-} \longrightarrow 2 \m 45. Which of the following is a tertiary allylic alcohol? 46. Calculate the number of atoms in 0.4 gram of metal if it forms fcc structure.
$$ \left[\rho \times \mathrm{a}^3=1.2 \tim 47. Identify a molecule having octahedral geometry as per VSEPR theory. 48. Calculate the mass of solute dissolved in $1 \mathrm{dm}^3$ water has osmotic pressure 3.0 atm at 300 K [Molar mass of s 49. Identify functional group from following that forms pink colour when schiffs reagent is added in it.
50. What is the radius of first orbit of monopositive helium ion?
Physics
1. The centre of mass of a system of particles does NOT depend on 2. A blackbody at $1227^{\circ} \mathrm{C}$ emits radiation with maximum intensity at a wavelength of $5600 $$\mathop {\rm{ 3. A resistor of $400 \Omega$, an inductance of 0.4 H are in series with an a.c. source of e.m.f. $\mathrm{E}=200 \sqrt{2} 4. A plane wavefront of width ' $x$ ' is incident on an air-water interface and the corresponding refracted wavefront has a 5. The intermediate image formed by an objective lens of a compound microscope is 6. A solid sphere and a ring have equal mass and equal radius of gyration. If sphere is rotating about its diameter and rin 7. The third overtone of a closed pipe of length ' $\mathrm{L}_{\mathrm{c}}$ ' has the same frequency as the third overtone 8. To manufacture a solenoid of length ' $l$ ' and inductance ' $L$ ', the length of the thin wire required is (cross - sec 9. A soap bubble of radius $R$ is surrounded by another soap bubble of radius $2 R$ as shown in figure. The excess pressure 10. For a transistor, the current amplification factor ' $\alpha$ ' is 0.8 . The transistor is then connected in common emit 11. Three charges $Q,-2 q$ and $-2 q$ are placed at the vertices of an isosceles right-angled triangle as shown in figure. T 12. A spring has length ' $L$ ' and force constant ' $K$ '. It is cut into two springs of length ' $\mathrm{L}_1$ ' and ' $\ 13. The period of revolution of planet A around the sun is 8 times that of $B$. The distance of $A$ from the sun is how many 14. In Young's double slit experiment, fringe width is 1.4 mm with light of wavelength $6000 $$\mathop {\rm{A}}\limits^{\rm{ 15. Radioactive materials A and B have decay constants ' $9 \lambda$ ' and ' $\lambda$ ' respectively. Initially they have s 16. Two bodies A and B have their moments of inertia ' I ' and ' 2 I ' respectively about their axis of rotation. If their k 17. The flux linked with the coil at any instant ' t ' is given by $\phi=12 t^2-60 t+275$. The magnitude of induced e.m.f. a 18. Two sounding sources send waves at certain temperature in air of wavelength 60 cm and 60.6 cm respectively. The frequenc 19. An ideal gas of mass ' $M$ ' is in the state ' $A$ ' goes to another state B via three different processes. If $Q_1, Q_2 20. The magnitude of magnetic induction at a point on the axis at a large distance ' $r$ ' from the centre of a circular coi 21. In the series LCR circuit shown in figure, the impedance is 22. An ideal gas is heated from $27^{\circ} \mathrm{C}$ to $627^{\circ} \mathrm{C}$ at constant pressure. If initial volume 23. A large insulated sphere of radius ' $r$ ', charged with ' $Q$ ' units of electricity, is placed in contact with a small 24. A thin concavo-convex lens with convex face receiving incident rays has radii of curvatures 12 cm and 24 cm respectively 25. At two points on a horizontal tube of varying cross-section the radii are 1 cm and $\mathbf{0 . 4 ~ c m}$, velocities of 26. A simple harmonic progressive wave is given by equation $y=\operatorname{asin} 2 \pi\left(n t-\frac{x}{\lambda}\right)$. 27. $$ \text { In the following figure, the current } \mathrm{I} \text { is equal to } $$
28. The work function of a photosensitive metallic surface is $h v_0$. If photons of energy (2.5) $h v_0$ fall on this surfa 29. A magnet having a magnetic dipole moment ' M is placed in two magnetic fields ' $\mathrm{B}_1$ ' and ' $\mathrm{B}_2$ ' 30. Two objects A and B are separated horizontally by distance ' a '. Object B moves in a direction perpendicular to distanc 31. Pressure of the gas remaining same, the temperature at which r. m. s. speed of the gas molecules is double its value at 32. In a single slit diffraction experiment, slit of width ' a ' and incident light of wavelength $5600 $$\mathop {\rm{A}}\l 33. If $R_1$ and $R_2$ are the radii of the atomic nuclei of mass numbers 27 and 125 respectively, then the ratio $R_2: R_1$ 34. By increasing the temperature, the electrical conductivity of a conductor and a semiconductor, 35. Water rises up to height ' $x$ ' in a capillary tube immersed vertically in water. When the whole arrangement is taken t 36. Three tuning forks $\mathrm{A}, \mathrm{B}$ and C have respective frequencies $\mathrm{n}_1, \mathrm{n}_2$ and $\mathrm{ 37. In the Davisson Germer experiment, the velocity of electrons emitted from the electron gun can be increased by 38. A circular coil carrying current ' $I$ ' has radius ' $R$ ' and magnetic field at the centre is ' $B$ '. At what distanc 39. A satellite of mass ' $m$ ' is orbiting the earth of radius ' $R$ ' at height ' $h$ ' from the surface of earth. The tot 40. Rods ' $A$ ', ' $B$ ' and ' $C$ ' are made of a paramagnetic, a ferromagnetic and a diamagnetic substance respectively. 41. To get an output $\mathrm{Y}=1$ in the given logic circuit, the correct choice for the input is 42. Which one of the following statements is false for a particle moving in a circle with constant angular speed? 43. An alternating current is given by $\mathrm{I}=100 \sin (50 \pi t)$. How many times will the current become zero in one 44. A particle starts from mean position and performs S.H.M. with period 6 second. At what time its kinetic energy is $50 \% 45. Rate of flow of heat through a cylindrical rod is $\mathrm{H}_1$. The temperature of the ends of the rod are ' $\mathrm{ 46. A coil of area $12 \mathrm{~cm}^2$ has 250 turns. Magnetic field of $0.2 \mathrm{~Wb} / \mathrm{m}^2$ is perpendicular t 47. For which of the following combinations of working temperatures, the efficiency of Carnot's engine is maximum? 48. A galvanometer of resistance ' $G$ ' is converted into an ammeter of resistance $\frac{\mathrm{G}}{40}$, by connecting a 49. The wrong statement out of the following statements is 50. The potentials at points A and B are $\mathrm{V}_{\mathrm{A}}$ and $\mathrm{V}_{\mathrm{B}}$ respectively for the charge
1
MHT CET (PCB) 2024 22th April Evening Shift
MCQ (Single Correct Answer)
+1
-0
Observe the given figure of Morgan's experiment for yellow body and white eyed female Drosophila crossed with brown body and red eyed male Drosophila. What will be the percentage of parental type in $F_2$ generation?
A
$1.3 \%$
B
$62.8 \%$
C
$98.7 \%$
D
$37.2 \%$
2
MHT CET (PCB) 2024 22th April Evening Shift
MCQ (Single Correct Answer)
+1
-0
Given below are two statements regarding, competitive interaction.
Statement I - Competition is the type of interaction where totally unrelated species may compete for the same resource.
Statement II - Competition occurs only when resources are limited.
In the light of above statements, choose the correct option given below:
A
Both statement I and statement II are correct.
B
Both statement I and statement II are incorrect.
C
Statement I is correct but statement II is incorrect.
D
Statement I is incorrect but statement II is correct.
3
MHT CET (PCB) 2024 22th April Evening Shift
MCQ (Single Correct Answer)
+1
-0
Nearly $80 \%$ of nitrogen found in human tissues originate from ________ nitrogen fixation.
A
physical
B
biological
C
industrial
D
symbiotic
4
MHT CET (PCB) 2024 22th April Evening Shift
MCQ (Single Correct Answer)
+1
-0
Select the INCORRECT statement regarding RNA world hypothesis.
A
RNA can self replicate via ribozymes.
B
RNA catalyses protein synthesis.
C
Varieties of RNA are formed due to mutation of RNA.
D
RNA is the only stable genetic material, which is responsible for rich biodiversity on earth.
Paper Analysis
Total Questions
Biology 100
Chemistry 50
Physics 50
MHT CET (Biology) Papers
All year-wise previous year question papers