ETEA MDCAT 2013

Keratinized Epithelium is found in the:

Mushrooms belong to:

The valve between left ventricle and aorta is called:

Polysaccharide cellulose is the building material of:

Which one of the following is a sex-linked inheritance?

Appendix is vestigial in man but may play role in:

Urea formation occurs in:

Microsporum furfur causes:

Avery, Macleod and McCarty repeated the Griffith experiment in the year:

Contraction can be sustained for a long period of time by:

Amount of DNA in a bacterial cell is:

Replication progresses at a rate of about 50 base pairs per second in:

Bulliform cells are present in:

Florigen is produced by:

Microvilli are also called:

Cell death due to tissue damage is called:

In which of the following is the phenotypic and genotypic ratio the same?

The birds excrete:

Who used puzzle boxes in experiment on animal learning?

Premature death of plants is caused by the deficiency of:

Which has the lowest temperature?

Meissner corpuscles are the receptors for

A cell-wall that is composed of sugar and amino acids is called:

In chlorophyII-b, the porphyrine ring is attached to the:

Which one of the following animals is filter feeder?

Myoglobin is found in:

Bone is surrounded by a membrane called:

Number of chromosomes in Tobacco is:

Brunner‘s glands are found in:

Cristea of mitochondria are the sites of:

A plant or animal modified by genetic engineering is called:

Lobsters belong to class:

Erepsin acts upon:

A sporophyte that depends on gametophytes is:

Bacteria maintain their survival by the formation of:

The two chains of DNA occur side by side in a:

Phagocytosis, pinocytosis and autophagy are the functions of:

Pigeon odour is released from the water bloom of:

The gills are covered by operculum in

Thalassaemia major is also known as:

A hormone that prevents senescence in leaves, is:

Which one of the following animals is viviparous?

Muscles develop from:

When the entire body of a bacterium is covered by flagella, such a bacterium is called:

Selaginella is the living member of:

Spiders belong to class:

The phenomenon that a seed fails to germinate in spite of providing all conditions necessary for germination is ______

The pigments of chlorophyll a,b, and carotenoids are present in:

Potatoe plastids, which store starch, are known as

In chick, development gives rise to:

Changes in gene frequencies in small population by chance is called:

An organism that adopts saprophytic mode of nutrition during part of its life is called:

Stroma of chloroplasts carries the fixation of

What will be the anti-coden of AUG?

Pulvinus tissues are present at:

Nucleus was discovered by:

The smaller the value of pKb:

Which one of the following has a covalent bonding by the overlap of sp hybridised orbital with p orbital?

Which one is least reactive towards reaction with Na?

The element which has the smallest atomic radius is

Which of the following is not a nucleophile?

Which of the following misnamed?

Benzene reacts with acetyl chloride in the presence of lewis acid forming:

Vinyl acetate monomer is prepared by the reaction of acetaldehyde and acetic-anhydride. The catalyst employed is:

Which one is not a nitrogenous fertilizer?

Half cell reaction standard reduction potential, Eo=Fe2+ 2e- → Fe –0.41Cu2+ 2e- → Cu 0.34Ni2+ 2e- → Ni -0.25Zn2+ 2e- → Zn -0.76Referring to the table above which metal could be used to prevent iron from corrosion?

Aromatic compounds generally burn with smoky flame because:

In which of the following pairs are both substances normally crystalline?

What will be the product when PCl5 reacts with acetic acid?

Which statement correctly describes a nucleon?

In contact process for the manufacture of sulphuric acid, sulphur trioxide is dissolved in sulphuric acid in form oleum. Oleum moleculr formula is:

Which type of isomerism is being exhibited by FCH = CHF?

Thermal processing of industrial waste material aims at:

Four gas molecules have the speed 8.0 ms-1, 6.0 ms-1, 6.0 ms-1 and √120 ms-1 . What is their root-mean-square speed?

Lipids are naturally occurring substances which are chemically:

Phosphorus trihalides are readily hydrolysed as shown below:PX3 + 3H2O → H3PO3 + 3HXGenerally moving from fluorine to iodine rate of hydrolysis:

Drinking water should be odorless, tasteless and live from turbidity and its pH should range between:

Which of the following structure has a bond formed by an overlap of sp2 hybrid orbital with that of sp2 hybrid orbital?

How many molecules are present in 0.20 g of Hydrogen gas? Select the correct option.

Coal, natural gas and petroleum are generally called:

When 2-Bromo-2-methyl propane undergoes unimolecular elimination reaction, the product obtained will be:

Which of the following is Hypochlorous acid?

Ozone gas is:

Considering the standard reduction chart, the strong reducing agent value is:

Ethylene diamine tetra acetate ion (EDTA) is a polydentate ligand, it bonds to central metal atom through:

Rain water becomes acidic, when the pH-value of rain water becomes ____

The bond angle between H-C-H bond in ethane is:

How many different values can m, assume in the electron sub-shell designated by quantum number n=5, l=4?

Which one of the following salts will produce an alkaline solution when dissolved in water?

Which one of the following will not undergo dehydrogenation?

A single molecule of haemoglobin is composed of:

According to molecular orbital theory, which one of the following will indicate two unpaired electrons?

To distinguish among primary, secondary and tertiary alcohols which of the following tests is used?

The centre of porphyrin ring of haemoglobin is occupied by:

N2(g) + 3H2 (g) ------> 2NH3(g), △H= 46.1 kj/moleFor the reaction above which statement is true about the equilibrium constant (Keq):

Which electronic sub-shell do the lanthanides have incompletely filled?

A salt AB ionizes as AB = A+ > B- .The solubility product for the salt AB is 4.0 x 10-4. The molar solubility of the salt is:

Which one of the following compound participates in hydrogen bonding?

Which one of the following has negative temperature coefficient?

One way of expressing the equation of state for an ideal gas is by the equation pV = NkT. What do 'N‘ and 'K‘ represent respectively

Read the statement and choose the option correctly.

Which of following functional groups are deactivating and not ortho, para directing?

Which one of the following is strongest acid?

Which one of the following oxides exhibit amphoteric properties?

You are required to test the presence of NH4+ Ion in water. Which of the following reagent will solve your problem?

Which isomers have difference in both their physical and chemical properties?

Which is not correct about polyvinyl chloride?

If 20.0 cm3 of 0.5 M solution is diluted to 1.0 dm3. What will be its new concentration?

A neutral atom A has the electronic configuration: 1s2 2s2 2p6 3s2 3p6 4s1. It will gain or lose electron/s to form most probably an ion of valence:

A sample of carbon-12 has a mass of 3.0 g. Which expression gives the number of atoms in the sample? (NA is the symbol of the Avogadro costant)

The primers used in polymerase chain reaction has a sequence of bases

Which one is a polymer substance?

Which of the following titrants would most likely be used as ths‘ own indicator in acid medium?

The atomic number of scandium is 21. What is its ground state electronic configuration?

40.0 dm3 of an ideal gas at 250C and 750 mm Hg is expanded to 50.0 dm3. The pressure of the gas changed to 765 mm Hg. What is the temperature of the gas?

Which one of the following is a lewis acid?

Which of the following tests can be used to distinguish between aldehydes and ketone?

Why is the boiling point of n-Pentane about 28‘C higher than that of its 2,2-Dimethylpropane isomer?

The heat of combustion of hydrocarbon is very useful source of heat and power, considering the combustion reaction given below. CH_4(g) +O_2(g) →CO_2(o) + 2H₂O △H for the reaction is:

Which is the correct product formed when monohydric alcohol reacts with sodium metal?

Which one of the following compounds will show covalent bonding?

The variable oxidation states of transition elements is attributed to the involvement of ns as well as:

Radioactive activity is affected by:

In a vibrating cord the point where the particles are stationary is called:

A wire has a resistance 'R‘. If its length is doubled and radius is reduced to half then its resistance will become:

When monochromatic light of wavelength 5.0X 10-7 m is incident normally on a plane diffraction grating, the second order diffraction lines are formed at angles of 300 to the normal to the grating. What is the number of lines per millimeter of the grating?

The potential difference between a pair of similar and parallel conducting plates is known. What additional information is needed in order to find the electric field strength between the plates?

A vertical steel wire X of circular cross-section is used to suspend a load. A second wire Y, made of the same material but having twice the length and twice the diameter is used to suspend an equal load. What is the value of the ratio?

if a body of mass M is released in a vacuum just above the surface of planet of mass M and radius R what would be its gravitational acceleration

An object travels at constant speed around a circle of radius 1.0 m in 1.0 s. what is the magnitude of its acceleration?

A source contains initially N0 nuclei of a radioactive nuclide. How many of these nuclei have decayed after a time interval of three half-lives?

Which of the following lists contains scalar quantities only?

Which of the given formulae would be used to calculate the wavelength of an electron? Given its velocity(v), its mass (m) and constant h:

The rate of change of momentum of a body falling freely under gravity is equal to its:

A sound wave of frequency 400 Hz is travelling in a gas at a speed of 320 ms-1. What is the phase difference between two points 0.2 m apart in the direction of the travel?

When lead, 81Pb214, emits a ß- particle, the resultant nucleus will be:

The function of a main transformer is to convert:

If a hole is bored through the center of the earth and a pebble is dropped in it, then it will:

The differences in energy between different states of bond vibrations in a molecule correspond to which electromagnetic region?

The change in enthalpy at constant pressure, △H is equal to:

Which of the following lists contains three regions of the electromagnetic spectrum in order of increasing frequency?

A zirconium nucleus is a ß-emitter. The product nucleus is also a ß-emitter. What is the final resulting nucleus of these two decays?

A generator produces 100 kW of power at a potential difference of 10KV. The power is transmitted through cables of total resistance 5Q. How much power is dissipated in the cables?

The minimum frequency of incident light required to emit photoelectrons from the metal surface is called:

A spring obeying Book‘s law has an unstretched length of 50 mm and a spring contant of 400 Nm-01. What is the tension in the spring when its overall length is 70mm?

In a nuclear fission reaction, what molecules are produced?

The vectors A and B are such that |A + B| = |A – B|, then the angle between the two vectors is:

The energy stored in a charged capacltor is given by:

A capacitor which has a capacitance of 1 farad (F) will:

Two monochromatic radiations X and Y are incident normally on a diffraction grating. The second order intensity maximum for X coincides with the third order intensity maximum for Y. what is the ratio wavelength of x/ wavelength of y?

Which of the following is the unit of pressure?

Satellites revolve around the earth in a circular orbit. What is the relationship between the radius of their orbits and their speeds?

The force 'F‘ on a charged partied 'q‘ moving with velocity ;v‘ parallel to magnetic held 'B‘ is given by:

During the experiment, one measured the mass of mosquito and found it 1.20x 10-5 kg. The number of significant figures in this case is:

An alternating current '1/A‘ varies with time 't/s‘ according to the equation I = 5sin(100πt). What is the mean power developed by the current in a resistive load of resistance 10?

Drops X and Y, of the same oil, remained stationary in air in the same electric field. After the field was switched off, X fell more quickly than Y. which deduction can be made?

An organ pipe is open at both ends at its fundamental frequency. Neglecting any end effects, what wavelength is formed by this pipe in this mode of vibration, if the pipe is two meter long?

Three equivalent resistors connected in parallel have equivalent resistance R/3. When they are connected in series then the equivalent resistance is:

Which of the following furnaces is used for the production of wrought iron?

Ultraviolet rays differ from the X-rays such that ultraviolet rays _____

A student measures a current as 0.05 A. Which of the following correctly expresses this result?

If a wave can be polarized, it must be:

If two cars are moving with velocity 10 m/s and 5m/s in opposite direction to each other, then their relative velocity with respect to one another will be:

Ohm‘s law is valid only for

The internal energy of a fixed case of an ideal gas depends on:

Which thermodynamic temperature is equivalent to 501.850C?

An organ pipe of length T has one end closed but the other end open. What is the wavelength of the fundamental node emitted?

A mass accelerates uniformily when the resultant force acting on it:

When released from a height a ball falls 5m in 1s. In 4s after release the ball will fall:

The antimatter of election is:

The prefix 'tera‘ stands for

The first law of thermodynamics is a statement which implies that:

If the momentum of a body decreases by 20% the percentage decrease in K.E will be:

Which statement is correct while recharging the automobile battery?

On the ground, the gravitational force on a satellite is W. What is the gravitational force on the satellite when at a height R/50, where R is the radius of the earth?

In the nuclear reaction shown below what is the value of the coefficient?92U235+ 0n1____ = 56Kr89+γon1 + 200MeV

A racing car accelerates uniformly through three gear changes with the following average speeds:20 ms-1 for 2.0s ;40ms-1 for 2.0 s and 60 ms-1 for 6.0s. What is the overall average speed of the car?

Of the following properties of a wave, the one that is independent of the others is its:

'Cranky Spouse‘ implies:

"I have been to Spain," he told me. Select indirect speech

Fire destroyed the top floor of the building:

'Denounce‘ means:

'APPRAISE‘ means:

"Have you got a computer?" she said. Select the correct indirect speech

(fix this) The police arrested him for dangerous driving. Select the correct passive voice:

"Allusion‘ means:

Select the correct sentence:

'Break the ice‘ Implies:

(Fix this) Select the correct sentence:

Please help someone the house is ….life.

An 'elegy‘ is a poem written:

Select the correct sentence:

"I saw him yesterday," she said. Select the correct in direct speech:

Add some milk and sugar _____ the afternoon tea.

(Fix this) My children don‘t approve….. my smoking

I keep the butter in the fridge. Select the correct passive voice:

'Get a hold of oneself ' implies:

In a composition writing exercise, 'Precise‘ means: