NUMS Mock Test 2
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For a simple harmonic motion the acceleration of the body is _______ to displacement and always directed towards ________.
NUMS Mock 2PhysicsOscillations and Simple Harmonic Motion
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The area under the extension-load graph Of an elastic material whose elastic limit has not been exceeded gives its:
NUMS Mock 2PhysicsWork, Power & Energy
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Identify the postulate(s) which help to formulate a mathematical model of gases.
I. A finite volume of gas consists of very large number of molecules
II. The size of the molecules is much smaller than the separation between molecules
III. Molecules do not exert force on each other except during a collision.
NUMS Mock 2PhysicsHeat and Thermodynamics
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If both inputs “A” and “B” are ON and the output is also ON. This type of gate is known as:
NUMS Mock 2PhysicsElectronics
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The bicycle pump works on the basis of:
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Why picture on a TV screen become distorted when a magnet is brought near the screen?
NUMS Mock 2PhysicsMagnetism and Electromagnetic Induction
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The energy stored in the capacitor is written as:
NUMS Mock 2PhysicsElectrostatics
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When the antinodes, in stationary waves, are passing through their equilibrium position, the energy is:
NUMS Mock 2PhysicsWave Motion and Sound
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Lasers are used for producing an intense, ____ and coherent beam of visible light.
NUMS Mock 2PhysicsOptics, Nature of Light and Optical Instruments
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A body starts sliding on a rough horizontal surface with a speed of 10 m/s. If the coefficient of friction is 0.2, find the distance traveled by the body before coming to rest. (g = 10m/s)
NUMS Mock 2PhysicsForces and Motion
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Minimum energy required to eject an electron from metal surface is called:
NUMS Mock 2PhysicsDawn of Modern Physics
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The direction of the magnetic line of force depends upon:
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If the temperature is increased from 200K to 800K, then what would be the change in pressure at constant volume?
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An object is moving along a circular path of radius 4m. What will be its angular displacement if it moves 14 m on this circular path?
NUMS Mock 2PhysicsCircular Motion and Momentum
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The magnetic force acting on a unit positive charge moving perpendicular to the magnetic field with a unit velocity is called:
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In Doppler effect, if listener moves towards a stationary source then:
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If the unit vectors i, j, k are perpendicular to each other therefore
i.i = j.j = k.k = ______.
I.j = j.k = k.i = ______.
NUMS Mock 2PhysicsScalars and Vectors
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If the body is rotating with uniform angular velocity, then its torque is:
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If frequency of incident light is increased beyond threshold frequency, keeping light intensity constant, then:
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The moment of inertia of a solid sphere of mass ‘m’ having radius ‘r’ about a line passing through its center is:
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If a pendulum is oscillating with a frequency f then what is the frequency at which it’s K.E. changes?
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The chemical properties of elements depend on ________.
NUMS Mock 2PhysicsNuclear Physics
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All of the following are equivalent to watt except:
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An object is thrown vertically upward with a velocity of 20 m/s. How much time it will take to reach the highest point?
NUMS Mock 2PhysicsMotion in Two Dimensions
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An emf of 120 volts of negligible internal resistance is connected across a resistance of 1000 ohm. The current flowing through the circuit will be:
NUMS Mock 2PhysicsCurrent Electricity
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_____ are such nuclei of an element that have the same mass number A, but have different charge number Z.
NUMS Mock 2PhysicsAtomic Spectra
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The velocity of an object increases from 0 to 10 m/s in 2 seconds. The distance covered by the object is _________.
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An astronomical telescope has Magnifying power 5. If the focal length is 20 cm then what is the focal length of the objective?
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Lenz’s law in electromagnetic induction is the direct consequence of the principle of conservation of:
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1 kilowatt hour =
NUMS Mock 2PhysicsWork, Power and Energy
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What is the quark composition of a Proton?
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Radioactive elements emit:
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Which of the following is the percentage of the original quantity of a radioactive material left after five half–lives approximately.
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Why is the total mass of all individual protons and neutrons in a nucleus greater than the mass of the nucleus which they constitute?
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Absolute zero is equivalent to:
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A force F = 0.12 N is applied on a spring and the spring elongates by 3 cm. The specific constant of the spring is?
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Thirty joules of heat flow into a system. The system in turn does 50 Joules of work. The internal energy of the system has:
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The fractional change in resistance per kelvin is known as:
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Third law of Newton is also called:
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Simple Harmonic Motion of a body is described by which statements mentioned below:
K : K.E is maximum when displacement x = 0
L : P.E is maximum when x = 0
M : P.E is maximum when x = ± x0
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The rate of a reaction in general can be increased by all the following factors except:
NUMS Mock 2ChemistryReaction Kinetics
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Which one of the following is not an isotope of hydrogen:
NUMS Mock 2ChemistryAtomic Structure
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The process of depositing a thin layer of expensive metals on ordinary or expensive metals is called:
NUMS Mock 2ChemistryElectrochemistry
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The products of decomposition of Mg(NO3)2are:
NUMS Mock 2ChemistryPeriodicity in Elements
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All of the following react with KMnO4 except
NUMS Mock 2ChemistryHydrocarbons
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Which enthalpy change is relevant in the following process
Na(s) -> Na (g) ΔH = +107
NUMS Mock 2ChemistryThermochemistry
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Carboxylic acids can be reduced to corresponding alcohols. Which of the following reagent can be used for this purpose?
NUMS Mock 2ChemistryCarboxylic Acids and its Derivatives
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Enthalpy of a compound is equal to its
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Stronger the oxidizing agent, higher is the:
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All the collisions between the particles of gases are elastic in nature. What is meant by “Elastic Collisions”?
NUMS Mock 2ChemistryStates of Matter – Gases, Liquids and Solids
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Water has maximum density at:
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“The sum of all the exponents to which the molar concentration in terms in the rate equation are raised” defines:
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Solid NaCl is a bad conductor of electricity because:
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A certain radioactive isotope has a half-life of 50 days. Fraction of the material left behind after 100 days will be:
NUMS Mock 2ChemistryAnalytical Chemistry
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Ketones can be made by oxidation of:
NUMS Mock 2ChemistryAldehydes and Ketones
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The potential difference of an electrochemical cell is measured by:
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Linear combination of atomic orbitals (LCAO) results in the formation of:
NUMS Mock 2ChemistryChemical Bonding
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Which statement is true about electron affinity?
NUMS Mock 2ChemistryPeriodicity in ElementsChemical Bonding
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The value of surface tension of isopropyl alcohol is?
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What is the measure of activation energy in an endothermic reaction?
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Which of the following statements is true?
NUMS Mock 2Chemistrys and p Block Elements
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Impurities of lead in silver are removed by:
NUMS Mock 2Chemistryd and f Block Elements
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The shape of CO2 molecule is similar to:
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Which is the correct electronic configuration of Chromium (24Cr)?
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The following sketch shows the variation in a physical property of third period elements against their atomic numbers:
What physical property is plotted in this sketch?
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The radiations from a naturally occurring radioactive substance, as seen after deflection by a magnetic field in one direction, are:
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Catalytic hydrogenation of alkenes exhibits:
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By treating CO2 with Grignard’s reagent, the following compound is obtained;
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Which of the following compounds is solid at room temperature?
NUMS Mock 2ChemistryAlcohols, Phenols and Ethers
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Down the group acid-base behaviour of metallic oxides of group 2 elements changes to:
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Which of the following has the highest electrical conductivity?
NUMS Mock 2ChemistrySolution and Colloids
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Which one of the following molecules has sp3 hybridization?
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The isomers due to the unequal distribution of carbon atoms on either side of the functional group belonging to the same homologous series are called:
NUMS Mock 2ChemistryFundamental Principles of Organic Chemistry
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The amount (in liters) of Oxygen at STP that is required for the combustion of 4gm of ethylene is :
NUMS Mock 2ChemistryStoichiometry
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Transition Elements usually show:
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Copper is a typical transition metal. Its atomic number is 29. In which oxidation state does it have a partially filled orbital in d-subshell?
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Which of the following will not undergo aldol condensation?
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Why cannot viruses replicate on their own?
NUMS Mock 2BiologyVariety of Life
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Which of the following photosystems is involved in cyclic photophosphorylation?
NUMS Mock 2BiologyBioenergetics
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It is a method for rapid production of a very large number of copies of a particular fragment of DNA:
NUMS Mock 2BiologyBiotechnology
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Choose the term from the following which is NOT a part of gene therapy?
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Below the point at which the cotyledons are attached, the embryo axis is called _______.
NUMS Mock 2BiologyKingdom Plantae
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The finger like infoldings, which are formed by inner membrane of mitochondria, are called:
NUMS Mock 2BiologyCell Structure and Function
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What type of atom is the carbon atom?
NUMS Mock 2BiologyBiological Molecules
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In the human cell, ______ is responsible for producing hydrogen peroxide.
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The light dependent reaction of photosynthesis occurs in:
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The region of the chromosome or, more specifically, the length of the DNA molecule, which has a particular function is called _______.
NUMS Mock 2BiologyChromosomes and DNA
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The sympathetic nervous system causes which of the following?
NUMS Mock 2BiologyCoordination and Control
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The causes of Cyanosis include:
NUMS Mock 2BiologyTransport
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The hormone which controls the uptake of Sodium ions in kidney and its maintenance in blood plasma is:
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What is the effect of enzyme DNA ligase?
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Red-green color-blindness is an X-linked recessive disorder. Jacob’s paternal grandfather and father are both color-blind, but his mother has two normal alleles. What is the probability that Jacob is red-green color-blind?
NUMS Mock 2BiologyVariation and Genetics
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The number and sequence of amino acids along a polypeptide chain is called _______ structure of a protein.
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The scientific name of thorn Apple is?
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Which processes are essential in making nitrogen from dead plant material available to growing plants?
ammonificationdeaminationnitrificationnitrogen fixationNUMS Mock 2BiologyMan and His Enviornment
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All of the followings are the effects of red light on plant, EXCEPT:
NUMS Mock 2BiologyGrowth and Development
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As pH of blood decreases, H+ ions increases, which combine the proteins part of hemoglobin, to decrease its ability to bind with:
NUMS Mock 2BiologyGaseous Exchange
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Which of the following is not an infection of the lungs/respiratory tract?
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In semi-conservative replication, which of the following is true regarding the separation of two strands?
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Which of the following blood transfusions can be made safely?
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This theory says that “mitochondria and chloroplasts are, in effect, ancient bacteria which now live inside the larger cells”:
NUMS Mock 2BiologyEvolution
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The position of an organism in a food chain of an ecosystem called:
NUMS Mock 2BiologyMan and His Environment
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Four plants are present in different environmental conditions. Plant A is present in a warm climate with continuous rainfall, plant B is present in a cool forest, plant C is present in a warm climate with little breeze, while plant D is present in a warm climate with high wind speed. Which one of the above plants will have the highest rate of transpiration?
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Which of the following is correct in case of active membrane potential?
NUMS Mock 2Biology
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The branch of science dealing with the fossil record is called:
NUMS Mock 2BiologyBiology and its Major Fields of Specialization
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5 different amino acids, numbered 1, 2, 3, 4, and 5, below from the following sequence in the path of a polypeptide chain:
Messenger RNA codon, which correspond to the amino acids, are:amino acid 1 UGU
amino acid 2 GAU
amino acid 3 CAC
amino acid 4 UAG
amino acid 5 AAG
Which one of the following DNA bases sequences could provide the code for the given section of the polypeptide?
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Process ensuring the survival of species over long periods of time, even though individual members of the species die.
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An example of competitive inhibition of an enzyme is the inhibition of;
NUMS Mock 2BiologyEnzymes
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It is the smallest eukaryote:
NUMS Mock 2BiologyKingdom Protista
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According to the theory of natural selection, organisms produce:
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There existed two varieties of female freshwater Mollusks in which some were streamlined and some had a high bulge. Over the generations, male freshwater Mollusks learned that high bulge favors more production of offspring. So they started preferring to mate with females having high bulge as compared to streamlined. Will this affect Hardy Weinberg Equilibrium in the population?
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Which trait is not sex-linked recessive:
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Select a method which causes the oxidation of chemical constituent of a bacterial cell:
NUMS Mock 2BiologyKingdom Prokaryote
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The structure of a fibrous protein comprises of polypeptide chains in the form of:
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As an essential element in living organisms, _______ ion is playing an important role in insulin secretion, the release of neurotransmitters, muscle contraction, and heartbeat regulation.
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Which vertebrae together are called pelvic vertebrae?
NUMS Mock 2BiologySupport and Movement
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When were bacteriophages discovered by Twort?
NUMS Mock 2BiologyBio-diversity | Variety of LifeVariety of Life
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Which of the following occurs in the body in response to the secretion of Glucagon?
NUMS Mock 2BiologyHomeostasis
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Which of the following basic structural level of proteins is indicated by an association of two alpha and two beta chains in the haemoglobin molecule?
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Optimum pH for action of pepsin and salivary amylase is
NUMS Mock 2BiologyNutrition
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The system involved in preparing our body in condition of stress and emergency:
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In cross-section each Centriole consist of nine (each in triplets) of:
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Which of the following processes does NOT need Pyruvic Acid as a substrate?
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Cardiac output is increased by all of the following EXCEPT:
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Which of the following, which is the incorrectly paired one?
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Germ layers are formed in which stage of development?
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Erythroblastosis foetalis occurs when:
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In which of the following phases of bacterial growth, is the death rate more rapid than the multiplication rate?
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What part of the brain integrates sensory information such as pain and temperature?
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Bones of the skull are joined by:
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They serve as a scaffold for formation of higher order chromatin structure:
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Choose the nearest meaning to the following word:
NUMS Mock 2EnglishKey Vocabulary
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Select the nearest correct meaning of the given word:
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In the following question, four alternative sentences are given. Choose the CORRECT one.
NUMS Mock 2EnglishGrammar and Punctuation
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Antonym of Adapt will be:
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Select the best word to complete the sentence.
The ant marched quickly back to ____ home.
NUMS Mock 2EnglishFill in the blank
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They sometimes feel a _____ for the mountains and the sea.
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Last Saturday my father _____ (take) my friends and me to the circus.
NUMS Mock 2English
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A successful businessman is _______ of the risks.
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What type of sentence is this?
Our car broke down, so we came last.
NUMS Mock 2EnglishTenses and Sentence Structure
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Choose the correct answer:
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Choose the correct sentence:
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Complete the sentences by choosing the most appropriate option, from the given lettered choices (A to D) below each.
He composed a great many pieces _____ music in his life time.
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Demonstrate the correct use of subject-verb agreement:He was ____ in the rain then.
NUMS Mock 2EnglishFill in the blankElimination Tool:
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