NUMS MDCAT 2024

Which function cannot be attributed to plasma membrane lipids?

Follow the route of pepsinogen secreted by zymogen cells:

Less reactivity of sucrose is due to its:

Sucrose is used as a transport carbohydrate instead of glucose because:

Corona Virus is an enveloped virus. Hand sanitizers and surface cleaners were recommended to avoid the Covid epidemic. Which property of the coronavirus made these products effective?

Proteins with tertiary structure are helpful in

Rebounding is the process of straightening curly hair. Which bond is targeted by oxidizing agents used during this process?

Ions of heavy metals are harmful to living organisms because of their ability to

Which mechanism would be compromised in the absence of cytochrome complex during the light reaction of photosynthesis?

During glycolysis, isomerization takes place in the formation of:

Presence of PEP carboxylase in C₄ plants enables them to avoid photorespiration due to:

An enzyme is capable of acting on a wide range of related substrates. Which of the following is a property of this enzyme?

All are the characteristics responsible for better survival of encapsulated bacteria except:

Probiotics in infant formula milk are the normal bacterial flora to humans. They keep the babies healthy by doing all of the following actions except:

Activation of all of the following enzymes need a regulatory molecule except:

Weakened papillary muscles of the right ventricle would result in a constant backflow of blood into:

A person with a removed gall bladder experiences difficulty in fat digestion due to:

Enzyme catalase protects the plant's cell from:

Which of the following set of characteristics are related to veins?

Which of the following would not be compromised in the absence of the lymphatic system?

During the Covid-19 epidemic, the plasma of recovered patients was injected into Covid patients. This proved quite effective. Which component of plasma do you think was responsible for this:

Choose the one which is an example of artificial active immunity:

Which of the following types of T cells are required for the activation of B cells?

What is the fate of a neurotransmitter after the transmission of nerve impulse across a synapse?

Which immediate change is brought about in the post-synaptic membrane on binding with excitatory neurotransmitter?

During the conduction of nerve impulse, hyperpolarization would not occur if:

Which of the following is a characteristic of electrical synapse?

Which option given below characterizes the refractory period?

During the complex activity of flight, birds require the coordination of many skeletal muscles. Which part of their brain has to be well developed?

Which part of the brain is actively used by a mathematician trying to formulate a new equation?

A desert mammal faces severe dehydration on a hot sunny day. Which internal condition would lead to the secretion of ADH?

Which disorder would be diagnosed by a doctor on seeing a patient with thick and dry skin, puffy eyes, and low metabolic rate?

Choose the mismatched pair:

Which of the following is an example of a negative feedback mechanism?

Most of the carbon dioxide in blood is transported as bicarbonate ions. Choose the event not taking place during gaseous exchange at the tissue level:

All are related to inter neuron except

Which one is the function of plasma membrane proteins?

A lizard detaches its tail when attacked by a predator. This is an example of:

Choose the option showing the correct set of characteristics for intermediate filaments:

Nucleic proteins are involved in:

If the reproductive cycle of a female starts on 10th of July, the ovulation is most likely to occur on:

Which of the following would be produced as a result of reduction division during gametogenesis?

What will be the probability of purple and terminal flower in Pea plant in F₂ generation if we cross true breeding (purple axial flower plant) with (white terminal flower plant)?

A carrier female for hemophilia is married to an affected male. What would be the probable percentage for their sons to be affected?

Which of the following is not related to ABO blood group system?

Which of the following options is correct for pattern baldness?

You must have often heard about the hamstring injury of players. Which of the following is correct about hamstring muscles?

Choose the correct, for muscle in relaxed position:

Children of a mason do not inherit strong muscles developed by the father due to hard labor. This is an example of:

Fats and proteins can be used as respiratory fuel. Which of the following serves as a common molecule produced through their catabolism

Which of the following viruses has a double-stranded DNA genome?

Ca+S→CaSIf 2.0g of Calcium and 4.0g of Sulfur are available for reaction, then the amount of product formed:

Select the greatest number of particles in the following:

For "f" orbital value of l is:-

The element having the electronic configuration of [Kr]5s²4d⁵ is:

Choose the allowed sets of quantum numbers from the following

A gas has a volume of 10dm³ at 10°C. At what temperature will the volume of the gas be reduced to half?

The maximum polarizability is exhibited in.

Which of the following compounds have any characteristic heat of fusion except?

Iodine is a poor conductor of electricity because of:

Predict the shape of CsCl having a radius ratio of 0.93:

The most reactive alcohol towards Lucas reagent is:

Select the alkene showing geometrical isomerism:

Trend in ionization energy of group I elements in increasing order will be:

When a metal carbonate is heated at 100°C, which of the following compounds will readily decompose?

Select the buffer solution having the highest pH:

6CO2 + 6H2O sunlight C6H12O6 + 602Predict the order of reaction:rea

ΔH for the sublimation of one mole of iodine from the following equations will be:

Expansion takes place when a gas is evolved during a chemical reaction between marble chips and dilute HCl. Predict the energy change and work done:

Zn rod acts as cathode when coupled with magnesium electrode. This is because the reduction potential of:

Placing a rod of iron metal in a solution of CuSO₄:

In CHCl₃, bond length of C-Cl is 176.7 pm and covalent radius of Cl atom is 99.4 pm, the covalent radius of carbon atom is:

Which of the following mechanisms is consistent with the rate law K[NO2][H2]?

Predict the highest bond energy of the following single bond:

The increasing order of reactivity of alcohols towards nucleophile is:

Identify the standard enthalpy of a reaction for the following reaction:

Compound X + Na₂CO₃ → compound Y + CO₂ + H₂O. The compound X is:

Compound A + I₂ + Na₂CO₃ → compound B + RCOONa + NaI + H₂O. Identify compound A:

Select the carboxylic acid with highest melting point:

Identify the following compounds having shortest bond length:

Identify the alkene which gives only one type of aldehyde upon ozonolysis:

Identify the correct (increasing) order of reactivity of carbonyl compound towards nucleophilic addition:

Bakelite is formed upon polymerization of:

A body of mass 10 kg is connected to a spring and it is oscillating on a horizontal frictionless surface. If the maximum displacement of the body is 20 cm and spring constant is 20 N/m². What is the acceleration of the body?

A normal person can hear sound waves ranging in frequency from 20Hz to 20KHz. The maximum wavelength is:

NaCl dissolves quickly in water due to:

The electric field at a distance of 10 cm from a 2μC point charge is:

At what angle of applied force, work done will be 50%?

(Diagram of charges +4μC and -4μC with a point P in between):

What is the power of electric motor when it performs work of 64 x 10⁶ J in 8 seconds?

A process in which all the heat energy is used for increasing internal energy of the system is known as:

The relation between K.E and momentum P is given by:""

When a dolphin leaves the water, it has lots of kinetic energy. At its highest point, its energy is:

The velocity of an object moving at a variable speed is:

A capacitor can be fully charged because time required to charge is:

If you stop your car quickly by wearing seat belts, the chance of injury is greatly reduced because the seat belt applies:

A ball with momentum 8 kg m/s hits a wall and bounces straight back without losing K.E. The change in momentum of the ball is:

60 kg man absorbs lethal whole body equivalent dose of 200 rem with RBC factor of 10, energy absorbed is:

The phase shift between voltage and current when AC flows through a capacitor is :

A particle has a charge of 1C falls through a potential difference of 5V. The energy required by it is:

Somatic effect causes

Each person experiences the background radiation dose in one year

Which graph explains non-ohmic material whose resistance decreases?

One rem is equal to

In projectile motion for which angle maximum height is half of its range:

Sara goes around a circular track that has a diameter of 20 m. If she runs around the entire track for a distance of 180 m, what is her angular displacement?

Angle swept by minute hand in one minute is:

To find the direction of angular displacement:

Four fans of 100W each, two bulbs of 100W, each works for 2 hours daily. The energy consumed in 30 days will be:

Equivalent resistance between points A and B is:

A particle moves in a circle of radius 200 cm with a linear speed of 20 m/s. Find the angular velocity:

The wire of length 100 cm is perpendicular to the magnetic field of 0.5T. If it carries 10A of current then force acting on the wire will be:

If the value of electric field intensity between the plates increases two times, then energy stored in a capacitor becomes

For anti-clockwise rotation, the angular displacement is:

The horizontal range of projectile will be maximum when?

The substance having negative temperature coefficieNts :

A transformer used as a 220V line delivers 22A at 1800V. What current is drawn from the line (assume 100% efficiency)?

How many degrees in 2π/5 radians?

A radioactive decay is represented by the equation below, what do and represent?

Speed of sound in solid is greater than speed of sound in air because ratio:

The plane ought to be taking off in a minute. The underlined is:

During the heavy rain, the sky grew dark. The underlined verb is

His courage brought him honour. The underlined verb is:

The teacher assigned the students an assignment to be completed during vacation. The underlined verb is

Of two evils choose the less. The sentence carries an adjective that is

Are there any mango trees in this garden? The underlined word is

This is the very thing we want. The underlined word is an:

Don't be in such a hurry. The sentence contains an adjective of:

Fill in the blank with the appropriate verb indicating Past Perfect Continuous Tense:He _______ from the homework regularly since he joined his office.

"Besides wealth, some acquire it." The sentence exemplifies

. Choose the correct sentence structure:

"If I were a doctor, I would serve humanity." The sentence is an example of:

Choose the sentence which is correctly structured:

Which of the following sentence is correctly punctuated

"Owing to his bad luck, he got into an accident on the eve of his examination.” What type of sentence is this ?