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Q1 In series circuit, current remains?
Q2 The electron volt is the unit of:….
Q3 The charge on electron is equal to
Q4 The momentum of white light is ___ than x rays
Q5 What is the S.I. unit of radioactivity?
Q6 Heat reservoir is a __________ Temperature bath
Q7 The characteristic x-rays are formed due to bombardment of ____
Q8 A particle is performing uniform circular motion has constant:
Q9 In an A.C. generator, increase in number of turns in the coil
Q10 The principle behind the working of cathode ray oscilloscope is
Q11 the value of quantity G in the law of gravitation
Q12 If the temperature of a reservoir of carnot engine working with efficiency 70% is 1000K, then temperature of sink is
Q13 the force that keeps the body moving in circular motion is:
Q14 During the circular path in magnetic field, what is the magnetic force
Q15 The successive distance between two crests is called?
Q16 Work is a
ย Q17 Specific latent heat of fusion of ice is 334 J/g. How much energy is needed to melt 100 g of ice at 0C.
Q18 Einstein was awarded Nobel Prize for his work on
Q19 The open-circuit test in a transformer is used to measure
Q20 Whenever a transverse wave travelling in a denser medium, is reflected from the boundary of the rarer medium…
Q21 If a squash.ball comes back to its starting point after bouncing off the wall several times, then:….
Q22 What will be the photon energy for a wavelength of 5000 angstroms, if the energy of a photon corresponding to a wavelength of 7000 angstroms is 4.23 ร 10-19 J?
Q23 The clouds are formed when water ___ heat
Q24 Which one of the following does not have negative temperature coefficient?
Q25 Electric generator converts _______ to ________ energy
Q26 A stone of mass 1 kg dropped from a height of 10m with the speed of 14 m/s, approximate kinetic energy is
Q27 Microscope uses ___ wavelength to reduce diffraction
Q28 After certain lapse of time, the fraction of radioactive polonium is found to be 12.5% of initial quantity. If the half life of polonium is 138 days, then duration of time lapse isโฆ……..days
Q29 If we make the magnetic field stronger, the value of induced current is
Q30 When a charge experience a force, there will be_____ field developed
Q31 A positive point charge q1 creates an electric field of magnitude E1 at a spot located at a distance r1 from the charge. The charge is replaced by another positive point charge q2, which creates a field of magnitude E2 = E1 at a distance of r2 = 2r1. How is q1 related to q2?
Q32 A material is made with two different shapes, which surface will absorb more heat in less time
Q33 The substrate concentration that produces exactly half of the maximum reaction rate can be described by?
Q34 In annihilation process particles move in
Q35 Calculate the charge passing through the circuit if it’s current it 10 Amp and the recorded time is 15 seconds
Q36 The main purpose of the early viral genes that are expressed is to?
Q37 Modifications of proteins and lipids as glycoproteins and lipoproteins occur in which of the following structures?
Q38 An activated enzyme consisting of polypeptide chain and a cofactor is called?
Q39 Which of these transports sperm from the testis to the penis?
Q40All the animals of the grade radiata are which of the following?
Q41 Thymus is found in human body in —
Q42 The outer portion of spinal cord is composed of:
Q43 Which type of reflex arc affects inner organs?
Q44 Haemophilia B is caused in the absence of:
Q45 Urethra and vagina have —–openings to the exterior:
Q46 Which of these cells is not present in phloem?
Q47 The thick and thin filaments of myofibrils are arranged in units called:
Q48 Herpes simplexes is caused by which virus?
Q49 The functional group that best represents ketoses is?
Q50 The rise in blood glucose concentration occurs due to which hormone?
Q51 The second ionization potential of alkali metals are very high due to
Q52 Abscisic acid promotes flowering in short day plants and inhibits in long day plants, which of the following is antagonistic to abscisic acid in terms of flowering?
Q53 In complex compounds the oxidation number is written in
Q54 Which enzyme causes the hydrolysis of fats ?
Q55 Which one of the following statements is incorrect?
Q56 25 cm3 of the sample of H2 gas effuses four times as rapidly as 25 cm3 of an unknown gas what will be the molar mass of unknown gas?
Q57 All of the following descriptions concerning viral multiplication and nucleic acids are true EXCEPT that:
Q58 Work done on the system is
Q59 Porcupine is a mammal because:
Q60 The good electron loser elements belongs to group
Q61 Which of the following intermolecular forces are present between octane molecules ?
Q62 Which of the following act as electrophile during nitration of benzene?
Q63 Nucleophilic reactions of carboxylic acids are due to________?
Q64 Nitrogen N2 has ____number of electrons, protons and neutrons
Q65 Which of the following reaction is used in the preparation of vegetable ghee from oil?
Q66 Binary compounds of halogens with alkali metals are called
Q67 According to Bohr, the orbits in which electrons revolve around the nucleus are
Q68 Angles in a Unit Cell are denoted by
Q69 All are aliphatic carboxylic acid except ?
Q70 Choose the correct spelling of the word
Q71 The thief has ____ all my belongings.
Q72 Look at this series: 80, 10, 70, 15, 60, โฆ What number should come next?
Q73 Statements : All film stars are playback singers. All film directors are film stars. Conclusions : I. All film directors are playback singers. II. Some film stars are film directors.
Q74 If no of moles of products are more than those of reactants, volume in the equilibrium expression appears in
Q75 Saira speaks so fast that itโs ______ to understand her sometimes.
Q75 Saira speaks so fast that itโs ______ to understand her sometimes.
Q76 As an officer (A)/ he not only was (B)/ competent but (C)/ also honest. (D)
Q77 Either my mother or my father _____________ coming to the meeting.
Q78 I have decided ____________________ (study) more and improve my grades.
Q79 Is there anything ______ youโd like to ask me about?
Q80 Which two proteins are the major components of myofibrils, allowing for muscle fiber contraction?
Q81 What is the pH of human blood?
Q82 The enzyme which plays important role in HIV pathogenesis
Q83 Sensitivity of a galvanometer is defined as
Q84 Electrons in a Voltaic Cell flow from
Q85 Compounds having C and H atoms and their derivatives are called as_____?
Q86 In case of spectrometer circular scale, graduated in half degree, is attached with
Q87 Robert Hooke in 1665 reported his work on the cell in which of the following publications?
Q88 The sarcoplasmic reticulum is a special type of endoplasmic reticulum. Based on this information, which of the following is associated with a sarcoplasmic reticulum?
Q89 In the presence of KF, AlF3 is soluble in HF, find the complex formed
Q90 Formation of Hydrogen molecule according to VBT theory involves overlap of
Q91 Prokaron means before nuclous in
Q92 Which of the following is not a viral disease?
Q93 Which pair shows hydrogen bonding among them
Q94 Ohmโs law is valid when the temperature of conductor is :
Q95 The soluble sap of the nucleus in a plant cell is called?
Q96 Irreversible modifications require the synthesis of which of the following?
Q97 The maximum efficiency of full wave rectifier is
Q98 Antibodies play important role against microorganisms and other pathogens to which type of proteins do they belong?
Q99 Reduction of ketones produce______?
Q100 What are the end products of the ETC in animals?
Q101 ย Pidgeon, platypus and panda are all representatives of which of the following?
Q102 Which term refers to the formation of egg cells that begins in the developing ovaries of a female fetus?
Q103 The value of Principal quantum number is _integers up to infinity
Q104 What would you predict would happen to pancreatic enzymes if they were introduced to the stomach?
Q105 Electrons can revolve only in those orbits having _______-angular momentum which depends on its ______ number.
Q106 The pores through which water enters the sponge body are called:
Q107 What is formed at the end of the preparatory phase of glycolysis?
Q108 In a dihybrid cross, what fraction of offspring will display both recessive phenotypes?
Q109 Breaking of terminal phosphate of ATP releases about Kcal of energy?
Q110 Which of these processes is the means by which a bacterium can directly uptake and incorporate foreign DNA from the environment into its genome?
Q111 Proteins and lipids are converted into glycolipids and glycoproteins by adding carbohydrates by?
Q112 The numbers of capsomeres found in adenovirus capsid is?
Q113 The internal energy change in system that has absorbed 2kcal of heat and done 500J of work is
Q114 Which of the following structures helps cyanobacteria to move?
Q115 Which of the following give silver mirror test ?
Q116 Two forces of F1 =5 N and F2= 15 N are working on a body in opposite direction. If body displaced by 5 m in direction of net force ,what will be the work done by F2
Q117 The large number of bundle fibers that joins the left and right cerebral hemispheres is called:
Q118 The idea of inheritance of acquired characteristics was given by
Q119 A stationary wave is formed in a pipe which is open at both ends. If two complete loops are formed and the wavelength of the wave is 10 cm, what is the length of the pipe?
Q120 when water freezes at C, spaces occur between its molecules which results in its ___
Q121 A gas expands 0.25 m^3 at constant pressure 10^3 N/m^2 then work done is
Q122 The sum of potential and kinetic energy of a system is called
Q123 H-bonding is stronger then_______?
Q124 The angular frequency is related to linear frequency by relation
Q125 Which portion of the brain is primarily responsible for processing and interpreting information:
Q126 Transition elements for complexes because______?
Q127 The children _____________ (join) hands to make a circle.
Q128 Acceleration can be seen in
Q129 A pair of trousers ____ all that I brought along
Q130 The oxidation number of Nickel in [Ni(CO)4] is
Q131 Choose the correct type of tense. “We will visit the museum”
Q132 Find the magnetic force when a charge 3.5C with flux density of 4 units is having a velocity of 2m/s
Q133 Acceleration is always _______ for a freely falling body
Q134 Coherent source of light means
Q135 Statement: Large number of people living in the low-lying areas has been evacuated during the last few days to safer places. The government has rushed in relief supplies to the people living in the affected areas.
Q136 Statement The management of hospitals are getting worse day by day. The doctors are so confused and they don’t even know how to tackle bunch of patients. I. Our Government should increase medical seats. So that we can get more doctor every year. In this case the stress on medical staff will increase as well. II. The Government should provide and develop strategies for medical staff and hospitals
Q137 crammed
Q138 Choose the correct sentence.
Q139 Which one is correct?
Q140 Neither my sisters nor my mother ________ going to sell the house.
Q141 Transistors can be used as
Q142 Which of the following is true regarding balancing selection?
Q143 What are osteocytes?
Q144 Choose the correct sentence.
Q145 The nucleus shape is considered to be
Q146 A square loop of side 2 m is place in a 5 T of magnetic field. What will be the related flux?
Q147 The number of neutrons emerged out in a single nucleus during fission reaction are
Q148 We ______________ (visit) the lake many times before, but we enjoyed ourselves the most this time.
Q149 A test charge of 23 ฮผC is at a point P where an external electric field is directed to the left and has a magnitude of 3.1 x10^6 N/C. If the test charge is replaced with another test charge of 13 ฮผC, what happens to the external electric field at P?
Q150 Find the radius of the circular path if a car is moving with a velocity of 25 m/s and has a centripetal acceleration of 10 m/s^2 ?
Q151 Which of the following is evidence of a common ancestor?
Q152 The function of vocal cords is to help in:
Q153 A peptide bond is represented by?
Q154 The cause behind vomiting is:
Q155 Spermatids differentiate into:
Q156 What is utilized during sugar production in photosynthesis?
Q157 Which of these cannot sink during translocation?
Q158 In Which of the following reaction of carboxylic acids only C=O group involved in bonding and OH group is replaced ?
Q159 Look at this series 5.2, 4.8, 4.4, 4. What number should come next
Q160 which one of them belongs to tetragonal system
Q161 If 9.8 g of sulfuric acid dissolved in excess quantity of water, it will yield _______moles of hydrogen ion ( H+) and _____mole of sulphate ions (SO4 -2)
Q162 Which word does not belong to others?
Q163 According to VSEPR theory ,the repulsions are called
Q164 Statement: The farmers have decided against selling their Kharif crops to the government agencies. The government has reduced the procurement price of Kharif crops starting from last month to the next six months.
Q165 What is the value of One calorie in joule ?
Q166 Which of the following are soluble in water?
Q167 The simplest hydrocarbon to have structural isomer is:
Q168 Statement The Management of School M has decided to give free breakfast from next academic year to all the students in its primary section through its canteen even though they will not get any government grant. Courses of Action (I) The school will have to admit many poor students who will seek admission for the next academic year. (II) The canteen facilities and utensils have to be checked and new purchases to be made to equip it properly. (III) Funds will have to be raised to support the scheme for years to come.
Q169 Which of the following is slow step in SN1 reactions?
Q170 Complete the series A3.3, B6.6, C9.9, _____?
Q171 What does the size of virusesโ range between?
Q172 The energy input to an engine is 60 J, and the work it performs is 15 J. What is its thermal efficiency?
Q173 What is the octane number of Iso-octane?
Q174 Each half reaction in ion electron method is balanced by adding
Q175 If anyone of the products concentration is plotted against time instead of reactants the curve obtained will be
Q176 In NaCl crystal, chloride ions present at the face center are distributed in
Q177 The epiglottis, a flap of tissues covers the
Q178 On which factors the vapour pressure of a substance does not depend?
Q179 Which of the following compound shows more H-Bonding?
Q180 Which of the following compounds can be prepared by using grignard reagents?
Q181 On which of the following factors rate of enzyme action is directly proportional ?
Q182 What is the hybridization of carbon in -COOH group?
Q183 State function is the _________property of system.
Q184 In klinefelter’s syndrome:
Q185 Statements Pakistan is a multilingual country. Urdu is the national language of Pakistan. Conclusions (I)All Pakistanis should learn many languages. (II)To be an Indian one needs to learn Urdu.
Q186 The rate of SNโ reaction become doubled if______?
Q187 Addition of HCl to an propene forms_____?
Q188 What are parts of Lamarckโs theory of evolution?
Q189 Which one is not the characteristic of Kingdom Animalia?
Q190 Which of the following structure is not present in all the bacteria?
Q191 In nature, Garden pea is which of the following?
Q192 Ist series of transition elements start from?
Q193 The structures with a diameter less than 1mm are:
Q194 The type of plastids found in roots of plants _______ .
Q195 Metals are ________?
Q196 Which bond provides stability to complex carbohydrate molecules?
Q197 Pseudocoelom develops from which of the following?
Q198 The electron emitted in ฮฒ โ radiation originates from where?
Q199 Ethanol is used as
Q200 Electron affinity of an atom is the energy released when an electron _to an empty or partially filled orbital of an atom to form___
Q201 Primordial soup is a set of hypothetical conditions on ancient earth first proposed by?
Q202 Protein is a polymer of________?
Q203 The structure of an enzyme is altered by which of the following inhibitors?
Q204 Choose the correct spelling of the word
Q205 There are three bulbs of 60W 100W and 200W. Which bulb has the thickest filament?
Q206 Filial is a Latin word. It means which of the following?
Q207 Choose the correct sentence.
Q208 What was the unit membrane model?
Q209 __________ apple a day keeps the doctor away.
Q210 Stop it! What do you think you ________________?