ETEA MDCAT 2006

Which of the following type of cytochromes is common in photosynthesis and respiration?

Photorespiration accurs when:

Which one of the following is not considered as a part of the endomembrane system?

The step in glycolysis in which energy transfer is not involved is:

Goiter is caused by a deficiency of

A living tissue which in addition to its regular fianction also provides support to plants is:

Green house effect is NOT produced by the abundance of the gas called

The cartilage present in trachea is:

The figure below shows the structure of a mitochondrion with its four parts labelled A, B, C and D. Select the part correctly matched with its function.

Vertebrate with one occipital condoyle is:

On the basis of which of the following ratio we can prove law of independence assortment?

Which of these are carriers of genetic information?

Genome of which of the following consists of a single molecule of DNA?

Corpuscular animals are active during:

The plasma membrane consists mainly of:

Which one of the following has its own DNA?

Alternation of generations in plants is regarded a mechanism for:

In earthworms many Enzymes are present

A peptide bond is formed between:

The opening and closing of stomata are controlled by which of the following factor(s)?

The main area of various types of activities in a cell is the:

The social organization of howling monkeys was studied by:

How much energy will be fixed by the primary carnivores?

The cells that play a vital role in the differentiation of various body parts are called:

Rabbits, pabulus, rats grasshoppers and grasses constitute a

The total of all the alleles in a population is called a:

The individual with hare-lip shows which of the following condition?

Filter feeders extract food particles from:

Which one of the following plants feeds on water mites?

Which one of the following in glycolysis is a hydrogen carrier?

Lithotripsy is a technique to:

Which one of the following is found in plant cells only?

Red tides in oceans are produced by:

Fibrinogen is a protein produced by

The control centre of speech is:

Which one among the following is in fact a fruit, but is available in a vegetable shop?

Laiba is trying to determine the percentage of protein in bears because she is a

An important site for formation of glycoproteins and glycolipids is

Anticodon of AUG will be:

Which of the following is a freshwater sponge?

The word SEISMOLOGY stands for:

Which hormone prepares the body for situations of stress and emergency?

Blood cells are produced by:

Organs of locomotion in earth worm are:

Which of the following is an inactive enzyme without its cofactor?

The role of bacterial population in the large intestine of man is to;

A cell fails to detoxity the waste substances produced in it because it does not possess enough:

The flower of family gramineae (poaceae contains two scales below-ovary, which are called:

The opening between right atrium and right ventricle is guarded by

Receptors sensitive to smell are

All the flowers come at the same level due to equal size of their pedicels in

In geneaction the gene that mark the expression of another gene is formed as

Gonorrhea is a sex disease caused by:

Neuron that carries messages from sense organ to the central nervous system is:

Size of the flower of chrysanthemum may be enlarged by removing

Which of the following pairs has the same electronic structure?

In glass manufacturing process, annealing is done for the prevention of

Reason for alkali metals to be soft is that

The unit f Kc or the system N2O4 g ----------- 2NO2 g

Which of the following is NOT correct in case of carboxylic acids?

For a reversible reaction to reach on equilibrium state the reaction said to be carried out in

Which one of the following acids has the highest PH value?

What product is obtained when methyl magnesium chloride reacts with ammonia?

In a closed room of 1000m 'a perfume boiler is opened up. The room develops a smell. This is due to which property of gases?

The Cl Atom attached to benzene ring is:

A bottle of dry NH3 and a bottle of dry HCI connected through a long tube are opened simultaneously of both ends. The white NHCl ring formed will be

What is the trade name of tetralluoroethylene polymer?

Which form of matter possesses a higher magnitude of internal energy?

Uncertainly principle can be expressed as:

Na+ is isoelectronic with:

If 28.0g nitrogen gas is reacted with 8.0g of hydrogen gas to form ammonia, the limiting reactant among the two will be:

Fast neutrons can be slowed down by collisions with:

The constancy of the e/m ratio of electrons shows that:

Fruit juices are often sold in aluminum cans. What is the most important reason?

Compounds that tend to donate electron pairs are known as Lewis acid or nucleophiles. Which one of the following is not a Lewis acid?

Which one of the Grignard reactions below could give rise to CH3CH3CH(OH)CH2CH3?

A metal form strong base salts and stable carbonates. The metal is:

For the atomic numbers given below, which pair of elements will have the same chemical properties?

Acetadeftyde on oxidation by Na, Cr,O/H SO, gives:

CH3CH2l reacts with dry Ag2O to give

Which one of the following molecules does not contain nitrogen?

Acetic anhydride is obtained from acetyl chloride in the reaction with:

Which is the correct formula of ammonium carbamate?

1 atomic mass unit (amu) in terms of energy is nearly equal to:

If water samples are taken from a sea, river, cloud, lake, or snow, they will be found to contain hydrogen and oxygen in the ratio of 1:8 by weight. This indicates the law of:

Which of the following cannot be displaced from their salt solution by cell?

74g of calcium hydroxide will yield OH ions:

When β -particle is emitted from lead(82Pb212), the mass number and charge number of bismuth formed are

Which of the following is correct?

2% solution by weight of sodium chloride solution is prepared. The molality of the solution is:

The uncertainty principle can be expressed as:

The total energy of a H-atom in its ground state is:

The equilibrium constant for a reaction N2 (g)+O2 ------ 2NO is 4 x 10 at 2000 k in the presence of a catalyst. Equilibrium is attained 10 times faster. The equilibrium constant in the presence of a catalyst at 2000 k

O2 gas is chemically inert at room temperature because:

Lowering in vapour pressure is the highest for:

At constant temperature, as the pressure of a gaseous mixture in equilibrium increases, the equilibrium constant

Which of the following reagents can be used to identify Ni+2 ions in solution?

The lowest vapor pressure is exerted by:

How many atoms are contained in one mole of Ca(OH)2?

Consider the following equation: N2+O2 ____ 2NO. The partial pressure (ln atm) of N2 under normal atmospheric pressure

When ethanol is treated with fehling's solution. It gives a precipitate of:

If the pressure and temperature (k) of two liters of CO2 are doubled the volume of CO2 would become:

Which of the following reaction show nucleophilic substitution of alkyl halideR-X?

Which of the following oxy acids of chlorine is least oxidizing in nature"?

Which one is non-polar but contains polar bonds:

The emf of a galvonic cell can be calculated from:

Which of the following is a cycloalkane?

The oxidation number of chlorine in Ca(ClO3)2

What will be the effect on the speed of transverse waves on a string if the tension in the string remains constant but the diameter of the string becomes double?

The decay of one radioactive atom per second is equal to

The vectoral form of centripetal force is:

The unit of conductance is

The dimensions of angular acceleration are:

The first law of thermodynamics can be expressed mathematically as:

The range of the projectile is the same for two angles which are mutually:

The resistance of the three arms of the balanced wheat stone bridge is 50 ohms. The resistance in the 4 ohm range is:

The transition from n = 4,5,6,.......... To n+3 in hydrogen spectrum gives

If the moveable mirror is displaced through distance of 0.05 mm, 200 fringes are observed shifted. The wavelength of light used is:

The net change in entropy in the Carnot cycle is:

The resolving power of the lens can be improved by using

Two parallel wires are carrying current in opposite directions. These two wires

A body of mass 1 kg is suspended from a balance in the elevator, which is accelerating downward with an acceleration of 4ms-1 the reading of the balance will be:

The resultant of a 6N force and an 8N force acting at right angles to each other is of the magnitude:

The half-life of a radioactive source is 2.3 days. Its decay constant per day will be:

A string passes over a smooth pulley and carries a 3kg mass at one end and a 5kg mass at the other end. The acceleration of the masses is:

The applied force that the solid can withstand without breaking is called:

As the temperature of the black body increases, the wavelength of maximum intensity radiation increases:

A close surface contains equal and opposite charges. The net electric flux through the close surface is

At what place will the motion of the bob of the simple pendulum be the slowest?

Which of the following has the high energy photon?

Two boats moving parallel in the same direction:

The magnitude of the resultant of two forces is F. The magnitude of each force id F. The angle between the forces must be:

A well-stoppered thermos flask containing some ice cubes is an example of:

As compared to a stationary clock, a moving dock clicks: rate as stationary clicks

The frequency of the fundamental mode of a string stretched by a tension / and having mass m and length l is given by:

The phase change of 180 is equivalent to a path difference:

Newton's rings are formed due to:

A laser is a device that can produce:

Rest mass energy of an electron is:

If a shell explodes in the air, its fragments fly in different directions. The total momentum of the fragments

The radio waves of constant amplitude are called:

The number of photoelectrons emitted per second from the metal surface depends upon

The process in which heat neither enters nor leaves the system but still changes the temperature of the system is

When a wave is reflected while entering from rarer medium to a denser medium, then at the boundary, the reflected wave undergoes a phase change of

The maximum KE of an emmitted photoelectrons depends on:

A particle is moving in a circle of radius r with a constant angular speed . Its acceleration directed towards the center of the circle is:

IF a material particle starts motion with speed equal to the speed of light, then mass of the moving particle will:

If the resultant of two vectors each of magnitude A is the ,angle between the vectors will be:

LASER light is the result of

If there are coplanar forces acting on a body to keep it in equilibrium, then these forces are:

Which of the following is/are conservative fields:

A 50-m coil carries a current of 2 amperes. The energy stored in a magnetic field is:

If the length of second pendulum becomes four times, then its time period will become:

The current gain of a transistor having a collector current of 10 mA and a base current of 40 A is:

The applied force which the solid can withstand without breaking is called

Critical angle of a medium depends upon the:

"Blow great trumpet / hom" refers to:

"Browned off " means:

"Homicide"

She dresses with great—--------------- and that is how she impresses people.

It is very difficult to relax while working with their new boss because he is a hard

Which one is an auxiliary?

'The Bottom line is that we cannot ignore the cultural aspect in education'. The underlined expression means:

The building with numerous arhes looked _______________ in the midnight.

His fondness ______________ makes his writings difficult to understand because most readers don't know the knewly invented words.

Many ancient civilizations …………… on the banks of major rivers.

AUTOCRACY is the govemment of

In time of war, government do things which are E.pedient. The underlined word means

The man sitting next to me on the plane was nervous because he _________________ before.

The air we —------------ today has many harmful elements in it.