UHS MDCAT 2009

If DNA strand is GCTATGG, then mRNA strand synthesized from it would be:

Which one of the following conditions best describes active membrane potential:

Tissue rejection is executed by:

Which of the following statement best describes the function of sinoatrial node?

A central cavity of the kidney where urine is collected after filtration is known as:

Aldosterone plays role in:

Technique used for non-surgical removal of kidney stone is called:

Microcephaly, the small sized skull is due to:

The joints that allow movements in several directions are:

The collagen fibers of bone are hardened by deposit of:

Which of the following neurotransmitters lies outside the central nervous system?

Which hormonal pair shares a common hypothalamic releasing factor?

Which of the following will happen if fertilization does not occur?

Newborn infant may acquire serious eye infections, if his/her mother has:

At the cephalic end of primitive streak, closely packed cells form a loci thickening known as:

In plants, the red light favours:

The reaction between the phosphate group of one nucleotide and hydroxyl group of another is a synthesis in DNA molecule.

Enzyme which attaches the Okazaki fragments in lagging strand is called:

In phenylketonuria, phenylalanine is not degraded because of defective enzyme:

Males with XXY chromosomes suffer from:

Internal program of events and sequences of morphological changes by which cell commit a suicide is collectively called:

Phragmoplast is formed from vesicle which originates from:

When phenotype of a heterozygote is in between the phenotypes of both the homozygous parents, it is called:

Which one is correct about blood?

Temperature-insensitive (thermostable) enzyme used in PCR is:

Cloning is a form of:

Antigens to treat Non-Hodgkin's lymphoma are produced by:

The survival of an organism during the struggle for existence is not random, but depends on:

If all the members of a population are homozygous for the same allele, that allele is said to be:

Diseases in living organisms which are caused by parasites are called:

The nutrient cycles are also called:

The productivity of aquatic ecosystem is determined by:

Arteriosclerosis is:

Antibiotics act against:

The immediate source of energy for cellular metabolism is

Haemoglobin exhibits:

Pepsin enzyme is produced in an inactive form and is activated in situation when it is required because:

Enzyme, after catalysis, detaches itself from the product:

A group of ribosomes attached to messenger RNA is known as:

Detoxification of harmful drugs within the cell is done by:

Tay-Sach''s disease is due to the presence of an enzyme that is inverted in the catabolism of:

What is true about pattern baldness?

Symptoms of Herpes Simplex is:

The major cell infected by HIV is

__________________ are used as important vectors in genetic engineering.

Which of the following is aerobic bacterium?

The giant amoebas inhabit mud at the bottom of freshwater ponds and obtain energy from:

A large group of parasitic protozoa, some of which causes various diseases such as malaria to humans, are:

Penicillin is obtained from:

Which of the following components is less resistant to decay?

________ are bioindicators of air pollution.

The gymnosperms are called 'Naked Seeded' plants because they bear naked:

The integumented indehiscent megasporangium is called:

Pulses are present in the family:

It is an endoparasite of humans, cattle and pig that completes its life cycle in two hosts:

Tse-tse fly causes the sleeping sickness and skin diseases by transmitting:

Coelom is a cavity lined by:

Which of the following molecules is reduced by accepting hydrogen in the Calvin cycle?

The molecule formed after first phosphorylation during glycolysis is:

Krebs Cycle in mitochondria takes place in:

At the junction between esophagus and the stomach there is a special ring of muscles called:

Hepatic and pancreatic secretions are also stimulated by a hormone called:

Like pepsin, trypsin is also secreted as inactive trypsinogen, which is activated by:

During photorespiration, the glycolate is converted into glycine in a structure of ceil called:

The respiratory pigment, which has much higher affinity to combine with oxygen, is:

Most of the carbon dioxide is carried in the blood in the form of

Antibiotics are actually:

Heparin prevents blood clots and is released by:

Which of the following is an exothermic reaction?

The rate equation determined experimentally for this reaction: (CH₃)₃―C―Br + H₂O → (CH₃)₃―C―OH + HBr, is Rate = k[(CH₃)₃CBr] Hence it is which of the follwing?

Equilibrium constant K_c for H₂O H⁺ + OH^- can be written as follows:

The protonation of carboxylic acid is:

Each molecule of haemoglobin is made up of nearly:

A limiting reactant is the one which:

During isotopic analysis, the pressure of the vapours of the ions maintained in the ionization chamber of mass spectrometer Is:

The acid which can be purified by the sublimation is:

Paper chromatography is used for:

In the process of respiration, there is application of:

The formula of acrylonitrile is:

During nitration of benzene, the active nitrating agent is:

Which compound is the most reactive one?

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

When n-butyl magnesium iodide is treated with water, the product is:

Phenol reacts with concentrated H₂SO₄ to give:

Phenol can be distinguished from alcohol by adding:

In the conversion of ethylene into acetaldehyde, cupric chloride acts as:

When acetone is heated in the presence of K₂Cr₂O₇/H₂SO₄, the products formed are:

Which acid is used in the manufacture of plastics?

Which of the following compounds will react with Tollen's Reagent?

In conjugated protein molecules, the protein is attached or conjugated to some non-protein group which are called:

Micronutrients are required in quantity ranging from:

Potassium fertilizers are especially useful for:

The yellowish colour of photochemical smog is due to the presence of:

The incarnation process can reduce the volume of the water by:

_ % of the known universe is in the plasma state.

Absolute zero is unattainable. Current attempts have resulted in temperature as low as:

Electron gas theory was proposed to explain the bonding in solids:

In proteins, there are on the average _ amino acid units for each turn in helix:

In atomic particles:

The extent of bonding of a light ray after passing through prism depends upon:

Splitting of spectral lines in closely spaced lines in presence of magnetic field is called:

A bond is not formed:

If the electronegativity difference between bonded atoms is zero, the bond between the two atoms is:

VSEPR theory helps in explaining:

Which of the following formations is an endothermic reaction?

Solubility of KCIO₃ can be decreased in H₂O by:

36 g of HCl dissolves in 100 g of solution. The density of HCl is 1.19 gcm^-3. The molar mass of the HCl solution will be:

The heat of hydration decreases with the increase in:

The emf produced by Galvanic Cell is known as:

In nickel-cadmium battery, the cathode is composed of:

Concentrated sugar solution undergoes hydrolysis into glucose and fructose by enzyme called:

In Modern Periodic Table, the elements in Group II-B are:

Hydrogen loses an electron to form:

Which metal occurs as skeletal material in egg shells?

At which condition are hydrides of alkaline earth metals formed:

Which metal carbide is formed readily by the direct reaction?

Asbestos is hydrated _ magnesium silicate.

Formula of lead suboxide is:

Phosphine can be produced by _ of phosphorous acid.

Which Noble Gas is used in bacterial lamps?

The most durable metal plating on iron to protect against corrosion is:

Colour of the transition metal ions/compounds is due to the electrons present in:

Chromyl Test is performed to confirm:

Linear shape is associated with a set of hybrid orbitals?

Which one of the following compounds show cis-trans isomerism?

CH₃―CH₂―MgBr + H₂O Br-Mg-OH + X , Where 'X' is:

What is the drawback of nuclear energy?

Two radioactive elements X and Y have half-lives of 25 minutes and 75 minutes respectively. Sample of X and Y initially contain equal number of atoms. After 150 minutes, what is the value of the following fraction? No. of nuclei of X unchanged/No. of nuclei of Y unchanged

If R₁ = 10 kΩ and R₂ = 100 kΩ then the gain of op-amplifier as inverting amplifier is:

If inputs A = 1, B = 0 and output X = 1, then it corresponds to the operation of a:

The value of Stefan's Boltzmann Constant is:

Einstein's photoelectric equation is given by:

In Compton Effect, the value of is given by:

If a particle of mass 5.0 mg moves with the speed of 8.0 m/sec, then the de-Broglle's wavelength will be:

LASER is a device which can produce:

A crack allows greater amount of X-rays to pass, which appears on photographic film as:

The emission of γ-radiations from the nucleus is generally represented by the equation:

For intermediate energy of radiations, the dominant process is:

The dimensions of gravitational constant "G" are:

Ultraviolet radiations cause:

Unit vector in the direction of vector will be:

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

Two waves of slightly different frequencies and travelling in the same direction lead to:

What is it that we use to calculate the speeds of distant stars and galaxies?

In Young's Double Slit Experiment, if the distance between slits and screen is doubled, then fringe spacing becomes:

In Michelson's interferometer 792 bright fringes pass across the field of view when its movable mirror is displaced through 0.233 mm using the equation l = m λ / 2 the wavelength of light used is:

In Michelson's Experiment, the formula to calculate the speed of light is:

The information received at the other end of a fibre can be inaccurate due to of the light signal.

The pressure on the other sides and everywhere inside the vessel will be according to the:

The value of universal; Gas Constant 'R' is:

For adiabatic process, the First Law of Thermodynamics is:

The entropy of the universe always:

The work done in moving a unit positive charge from one point to another against the electric field is a measure of:

In Milikan's Method, the radius of droplet can be calculated by:

The scalar product of and is:

If the body is rotating with uniform angular velocity, then its torque is:

Speed of light, radio waves and microwaves in vacuum is:

A body is moving with an initial velocity of 2 kms^-1. After a time of 50 seconds its velocity becomes 1.5 kms^-1, its acceleration will be:

When a car moves with constant acceleration, the velocity-time graph is a :

In elastic collision, when a massive body collides with light body at conditions m₁ >> m₂ and v₂ = 0 ms^-1, then the change in velocity will be written as:

If a certain force acts on an object and changes its kinetic energy from 65 J to 130 J, then work done by the force will be:

A bullet train is lifted above the rails due to magnetic effect, thus friction is reduced to minimum and speed can be enhanced up to:

In certain circuit, if the transistor has a collector current of 10 mA and base current of 50 uA, then the current gain of the transistor is:

A signal that is applied at the inverting input terminal of an op-amplifier undergo amplification, at the output terminal with a phase shift of:

Solar energy at normal incidence outside the earth's atmosphere is about:

Linear velocity or tangential velocity of any particle moving in a circular path of radlus 2m with angular velocity 8 rad s^-1 will be:

What is torque 'τ' in a circular motion?

If the mass attached with a spring becomes four times, the time period of vibration becomes:

A body of mass 6 g falls under action of gravity. At initial position 'A' its P.E. is 480 J and K.E. is 0 J. During its downward journey at point 'B' its energies will be (g = 10 ms^-2)

A tiny droplet of oil of density 'ρ' and radius 'r' falls through air under force of gravity. If viscosity of air is 'η', the terminal velocity acquired by the oil drop is given by:

Torricelli's theorem be written as:

When the spaceship rotates with _ frequency, the artificial gravity like earth is produced to inhabitants of the ship

In a microwave oven, the wave produced has a wavelength of 12 cm at a frequency of:

Speed of the waves is equal to:

A particle carrying charge of 2e falls through a potential difference of 3.0 V. Calculate the energy required by it

The deviation of I-V graph from the straight line is due to:

The fractional change in resistance per kelvin is known as:

The energy supplied by the cell to the charge carriers is derived from the conversion of:

Force experienced by a moving change in a magnetic field is:

The value of permeability of free space μo is:

What shunt resistance must be connected across a Galvanometer of 20 Ω resistance which gives full scale deflection with 2.0 A current, so as to convert it into an Ammeter of range 10 A?

The current measuring part of the Avometer consists of number of low resistances connected:

A charge of two microcoulombs (2 μC) moves with velocity of two meter per second (2 m/sec) in the direction of two Tesla magnetic field. The force that will act on it will be:

We have two coils placed close to each other. When we switch on the battery connected to primary coil while keeping the sliding contact of rheostat at fixed position, the reading of Galvanometer:

Power losses in a transformer can be minimized:

In R-L Series circuit, the phase difference between applied voltage and current is given by the angle ϴ which is:

Frequency of L-C circuit will resonate under the driving action of the antenna by angular value of:

To convert the Si crystal into p-type semi-conductor, which group element will be doped:

The traveler _ a long detour to water the camels.

Shah Jahan _ the great mosque at Delhi.

He was _ of theft in the court.

He _on a very extraordinary ambition.

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. Fill the Circle corresponding to that letter under the segment in the MCQ Response From.He is better than all the boys in the class, in studies as well as in sports, and bags big prizes in various field.

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. Fill the Circle corresponding to that letter under the segment in the MCQ Response From.One must not depend too much upon one's hard work, as provident also plays its part.

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. Fill the Circle corresponding to that letter under the segment in the MCQ Response From.His first adventure was to go round through the world at minimum cost.

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. Fill the Circle corresponding to that letter under the segment in the MCQ Response From.He has been working in this department since the last five years without any break.

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. Fill the Circle corresponding to that letter under the segment in the MCQ Response From.He reached at Lahore only a few days ago, on last Friday, to be exact, and is going to stay here for some 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. Fill the Circle corresponding to that letter under the segment in the MCQ Response From.There was a big rally on the Mall, but as the crowd disintegrated, chaos and confusion ruled everywhere.

In each of the following question, four alternative sentences are given. Choose the CORRECT one and fill the Circle corresponding to that letter in the MCQ Response Form.

In each of the following question, four alternative sentences are given. Choose the CORRECT one and fill the Circle corresponding to that letter in the MCQ Responsen Form.

In each of the following question, four alternative sentences are given. Choose the CORRECT one and fill the Circle corresponding to that letter in the MCQ Response Form

In each of the following questions, four alternative sentences are given. Choose the CORRECT one and fill in the Circle corresponding to that letter in the MCQ Response Form.

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 Circle on the MCQ Response Form.AGHAST

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 Circle on the MCQ Response Form.INVIDIOUS

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 Circle on the MCQ Response Form.IMPROMPTU

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 Circle on the MCQ Response Form.DISCERNMENT

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 Circle on the MCQ Response Form.NEOLOGISM

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 circle on the mcq Response Form.Perish

Select the nearest correct meaning of the word given.BOURGEOIS

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 Circle on the MCQ Response Form.RUMINATE

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 Circle on the MCQ Response Form.EMBELLISH

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 Circle on the MCQ Response Form.PARABLE

Change the voice of the statement;"Do it."

Change the voice of the statement;"His position rejoiced me."

Change the voice of the statement;;"Don't tell a lie."

Change the voice of the statement;"Don't break my heart."

Change the voice of the statement;;"Will he give her a bracelet?"