UHS MDCAT 2010

Book lungs are present in arthropods for exchange of gases in class:

Larvae of which group are similar to chordates?

T_ype of respiration which involves step by step breakdown of carbon chain molecules in the cell is called:

Instrument which is used to measure relative abilities of different pigments to absorb different wavelengths of light is called:

End products of yeast fermentation, bacterial fermentation and anaerobic respiration are:

In human beings, what is the function of amylase in digestion?

Where is the ileocolic sphincter located in your body?

The term which is employed to the loss of appetite due to fear of becoming obese is:

Which one of the following acts as functional unit of lungs in man?

Which one of following factors is directly proportional to oxygen carrying capacity of haemoglobin:

E_xpiration in human beings is carried out by:

Which one of the following is a precursor of steroid hormones?

Granulocytes or white blood cells are produced in:

Which one of the following statements best describes the function of sinoatrial node?

The flow of lymph in lymphatic vessels is maintained by:

Metabolic waste from metabolism of nucleic acid is:

The central metabolic station and clearing house of a body is:

The muscles that control urine in bladder are known as:

The living cells of cartilage are called:

The disease which causes immobility and fusion of vertebral joints is:

During muscle contraction:

Hormones are the organic compounds of varying structural complexity. Which of the following is not a function or property of these compounds?

Reflexes and instincts type of behaviours respond to which combinations?

A typical neuron at rest:

The first cells produced by the repeated cell division of germinal epithelium of testis are:

Which of the following sequence is correct?

Which chromosomal abnormality in humans causes aggressive and antisocial behavior?

Grey equatorial cytoplasm produces:

Sickle cell Anaemia is an example of which type of chromosomal defect?

The karyotype of an individual is _ of chromosomes.

The process of replication of DNA begins at:

Amino acid attaches at which site of RNA:

Microtubules of spindle fibres are composed of a protein called

The kinetochore fibres contract and spindle or pole fibres elongate during:

Cell death due to tissue damage is called:

When a disease is transmitted directly from an affected father to his son, it is called:

Epistasis is a relationship between:

Gene for albinism in man is present on chromosome number:

Gene can be synthesized in laboratory from messenger RNA by using:

Antibiotic resistance gene for tetracycline and ampicillin are present in the plasmid:

Cloning is a form of:

Group of interbreeding individuals of particular species, sharing common geographical area is called:

Which of the following proteins is common in man and aerobic bacteria?

O_zone filters ultraviolet radiations from the sun in the upper:

A parasite living inside body of the host is called:

The non-protein part of enzyme which is covalently and permanently bonded is called

One of the pyrimidine bases is absent in DNA:

Enzymes increase the rate of reaction by:

Which one of the following diseases caused by enveloped RNA virus and spread in epidemic form?

The structure which contains the gene for drug resistance bacteria are:

Antibiotics that kill microbes immediately are called:

Which one of the following fungi causes vaginal thrush?

Body cavity of roundworms is called:

Fasciola is endoparasite of:

Trypanosoma is transmitted in human beings by:

The nervous system develops from which of the following layer during embryonic development of animals?

Endosperm is formed as a result of:

Which of the following enzyme is released in an inactive form:

Which of the following hormones stimulate the secretion of pancreatic juice from pancreas in the liver?

In large intestine, vitamin K is formed by the activity of:

During swallowing of food which structure closes the nasal opening?

The right atrium of the heart usually receives the

The largest lymph duct called thoracic lymph duct drains into:

Which protein plays a major role in maintaining osmotic balance?

The type of agranulocytes which stays in blood for a few hours and then enters tissues and become macrophages are:

Reabsorption of water by countercurrent multiplier mechanism takes place at:

Antiduretic hormone helps in reabsorption of water by changing permeability of:

During peritoneal dialysis, dialysis fluid is introduced into which part of the human body?

Aldosterone helps in conservation or active absorption of:

Maximum reabsorption takes place in which part of the nephron?

In an electrochemical series, standard electrode potentials are arranged on the basis of:

Glucose is converted into ethanol by the enzyme _ present in yeast.

The rate of reaction involving ions can be studied by _ method.

When one mole of gaseous hydrogen ions are dissolved in water to form an infinitely dilute solution, the amount of heat liberated is:

Energy required to remove an electron from the outermost shell of its isolated gaseous atom in the ground state is:

Which of the following carbonates of alkali metals is not stable towards heat and is decomposed on heating to its oxide along with liberation of CO₂?

The presence of calcium is essential for the normal development of plants. An adequate supply of calcium appears to stimulate the development of which part of the plants?

Which of the following sulphates is not soluble in water?

The trend in the densities of elements of Group III-A of the Periodic Table is

White lead has one of the following properties:

The noble gas which is used in radiotherapy of cancer is:

Paramagnetic behavior of an atom, ion or molecule is due to presence

The geometry of the complexes depends upon the type of _ taking place in the valence shell of the central metal atom.

KMnO₄ acts as a/an:

A gasoline of higher octane number can be obtained by:

Ethyne molecule is formed when two carbon atoms joined together to form a sigma bond by:

S_ymmetrical alkanes can be produced by:

The catalyst used for the preparation of acrylonitrile is:

When a hydrogen atom is removed from benzene, the group left behind is called:

The introduction of NO₂ group in benzene ring is called ‘Nitration’. The nitration of benzene takes place when it is heated with a 1:1 mixture of _ at 50-55.

During SN₂ reactions, configuration of the alkyl halide molecule:

Grignard reagents are prepared by the reaction of magnesium metal with alkyl halides in the presence of:

Ethanol reacts with Ammonia to produce ethyl amine, the catalyst is:

Dissociation constant of phenol is:

Dry distillation of a mixture of calcium salts of formic acid and acetic acid results into the formation of:

Hydrolysis of cyano group by an aqueous acid result into:

Brick red precipitates are formed when aldehydes react with:

The nature of the amino acid ‘lysine’ is:

Which of the following compounds, in the form of aqueous solution, on reaction with sodium carbonate will produce carbon dioxide gas?

Urea is produced by the reaction of liquid ammonia with:

The calcium sulpho-aluminate is:

The coagulant used in raw water to precipitate suspended impurities is:

The whiteness of the recycled newspaper is improved by treating it with:

One mole of any gas at standard temperature and pressure (STP) occupies a volume of:

The relative abundance of the isotopes of the elements can be determined by:

If we are given the mass of one substance, we can calculate volume of other substances and vice a versa with the help of balanced chemical equation. This is called:

Sublimation is used to purify:

The purity of a substance can be identified by:

Which one of the following mathematical expressions represents the Avogadro’s law?

The root mean square velocity of gases is inversely proportional to the square root of their:

Plasma is the ionized gas mixture which consists of:

In the structure of NaCl, each Na⁺ is surrounded by _ Cl^- ions.

The charge of one gram of electron is:

The ionization energy of hydrogen atom is :

Which quantum number helps to study the orientation of an orbital in space?

The inter-ionic distance in a crystal lattice of KCl is:

Which one of the following molecules has zero dipole moment?

The standard enthalpy of solution of NH₄Cl is _ kJmol^-1.

The K_c has following units for the reaction H_2(g) + I_2(g) ⇋ 2HI _(g)

0.1 mole of acetic acid has been dissolved per dm³ of the solution, the percentage ionization of acetic acid will be:

Solubility of Ce₂(SO₄)₃.

Seawater has 5.65 x 10^-3 g of dissolved oxygen in one kilogram of water. Concentration of O₂ in parts per million is

Metallic conduction involves the relatively free movement of their _ throughout the metallic lattice.

Which one is the highest power multiple?

SI unit of charge is ________.

The electrical analog of mass in electricity is _______.

Which one of the following relations is correct?

Life time of electron in metastable state is about _.

The torque acting on a current carrying coil is given by _______.

The grid in the cathode ray oscilloscope _______.

The horizontal range of a projectile, at a certain place, is completely determined by:

If velocity is double, then:

The consumption of energy by 60-watt bulb in 2 seconds is:

In transistors, the base region is very thin of the order of:

The closed loop gain of OP-AMP depends on:

The net charge on an N-type substance is:

The value of Wien’s constant is:

The minimum frequency below which no electron is emitted from the metal surface is called:

In pair production, the type of photon used:

The life time of an electron in an excited state is about 10-8 s. What is its uncertainty in energy during this time?

Velocity of electron moving in first orbit of hydrogen is:

Laser is a potential energy source for inducing which type of reaction?

In the half-life of an element, the equation for the number of decaying atoms is given by:

Decay constant ‘λ’ is given as:

The SI unit of absorbed dose ‘D’ i.e. radiation effect is Gray and one Gray is equal to:

The principle of homogeneity of dimensions determines:

For a body to be in complete equilibrium:

If length of a spanner is ‘I’ and a force ‘F’ is applied on it to tighten a nut such that it passes through the pivot point, then torque is:

If a force of magnitude 8 N acts on a body in direction making an angle 30, its x and y components will be:

The difference of a vector and its negative vector is:

Time of projectile’s flight is:

If the velocity of the body changes by equal amount in equal intervals of time, the body is said to have:

In order to determine the maximum height of the projectile, the equation of motion used is:

If a force of 12 N acts on a car and changes its momentum from 36 kgms^-1 to 60 kgms^-1, the time during which this change occurs will be

Which one of the following is a non-conservative force?

Value of escape velocity for the surface of the earth is 11 km/sec. Its value for surface of the moon is:

On a clear day at noon, the intensity of solar energy reaching the earth’s surface is about:

When a lift is accelerated upward, the apparent weight of an object in it will be:

The moment of inertial of a thin rod is:

A wheel of radius 1m covers an angular displacement of 180. Its linear displacement is:

Conservation of mass of fluid flow leads to:

The blood vessels collapse when:

An oscillating body is at mean position at t = 0. At t = T/4 it will be at:

In a simple pendulum, the tension of the string is:

Two sound waves having the same amplitudes are moving in the same direction are out of phase. The amplitude of the resultant wave is:

A source ‘Y’ of unknown frequency produces 4 beats with a source of 240 Hz and 8 beats with a sound of 252 Hz. Frequency of the source ‘Y’ is:

An organ pipe closed at one end has a length of 25 cm. Wavelength of the fundamental note is:

In Newton ring apparatus, at the point of contact of the lens and glass plate, the additional path difference introduced is:

The path difference ‘BD’ for destructive interference is:

In the case of a grafting spectrometer, the resolving power ‘R’ of the grating is defined as:

Which one of the following lights travels fastest in optical fibers?

The value of universal gas constant is:

The turbine in a steam power plant takes steam from a boiler at 427 °C and exhausts into a low temperature reservoir at 77 °C. What is the maximum possible efficiency?

Which one of the following is a postulate of kinetic theory of gases?

Which one is not an irreversible process?

Electric intensity is a vector quantity and its direction is:

The magnitude of an electric field between two separated plates can be calculated by the relation:

SI unit of electric flux is:

The equivalent current which passes from a point at higher potential to a point at a lower potential as if it represented a movement of positive charges is:

If ‘V’ is applied potential difference across a resistance ‘R’, then loss in potential energy per unit time is:

The substances like germanium and silicon have:

The sensitivity of a galvanometer can be decreased by:

Force on a current carrying conductor in a uniform magnetic field is:

M_y advice had no _ on him.

Do not lose heart,it is just a _ in the teacup.

Pakistan _ from voting against Iran in the United Nations.

Please_the door after you.

Spot the error : In the following sentences, some segments of each sentence are underlined.Your task is to identify that underlined segment of the sentence, which contains the mistake that needs to be corrected.Suddenly he stopped at the edge of the meadow, taking his pocket knife from his pocket, and cut a wisp of alfalfa.

Spot the error : In the following sentences, some segments of each sentence are underlined.Your task is to identify that underlined segment of the sentence, which contains the mistake that needs to be corrected.The study of population growth indicates one of the greatest paradox of our time.

Spot the error : In the following sentences, some segments of each sentence are underlined. Your task is to identify that underlined segment of the sentence, which contains the mistake that needs to be corrected.Among the Western nations, the decline in the death rate is followed after an interval by the reduction in the birth rate, so that the population is not now growing so fast.

Spot the error : In the following sentences, some segments of each sentence are underlined. Your task is to identify that underlined segment of the sentence, which contains the mistake that needs to be corrected.In view of increasing hazards with our national security it is the duty of every citizen to keep a watch on his surroundings.

Spot the error : In the following sentences, some segments of each sentence are underlined. Your task is to identify that underlined segment of the sentence, which contains the mistake that needs to be corrected.Thrifty housewives preserved their homegrown vegetables and fruits in canning, pickling or drying them for use during the cold weather.

Spot the error : In the following sentences, some segments of each sentence are underlined. Your task is to identify that underlined segment of the sentence, which contains the mistake that needs to be corrected.When a low-wage category worker finds he has to maintain a large family, his expenses may exceeds his income.

In each of the following question, four alternative sentences are given. Choose the correct one.

In each of the following questions, four alternative sentences are given. Choose the correct one.

In each of the following question, four alternative meanings of a word are given. You have to select the nearest correct meaning of the given word and fill the appropriate. Wallow

In each of the following question, four alternative meanings of a word are given. You have to select the nearest correct meaning of the given word and fill the appropriate.Connoisseur

In each of the following question, four alternative meanings of a word are given. You have to select the nearest correct meaning of the given word and fill the appropriate.Eccentric

In each of the following question, four alternative meanings of a word are given. You have to select the nearest correct meaning of the given word and fill the appropriate.Boulder

In each of the following question, four alternative meanings of a word are given. You have to select the nearest correct meaning of the given word and fill the appropriate. Slumber

In each of the following question, four alternative meanings of a word are given. You have to select the nearest correct meaning of the given word and fill the appropriate.Excrement

In each of the following question, four alternative meanings of a word are given. You have to select the nearest correct meaning of the given word and fill the appropriate.Visage

In each of the following question, four alternative meanings of a word are given. You have to select the nearest correct meaning of the given word and fill the appropriate.Felicity

In each of the following question, four alternative meanings of a word are given. You have to select the nearest correct meaning of the given word and fill the appropriate.Enmeshed

In each of the following question, four alternative meanings of a word are given. You have to select the nearest correct meaning of the given word and fill the appropriate.Captivate

There is nothing interesting in mathematics. I — read grammar.

You — reduce the speed. There is a speed limit.

You — drive fast. We have plenty of time.

Choose the correct option

When I was young, I — run very fast.

She has a driving license. She — drive the car on the motorway.

— you turn down the music a bit, please?

The old garage suddenly collapsed one day. Luckily, the owner wasn’t there or he — received serious injuries.