List of top Questions asked in KEAM

The first recombinant DNA was constructed by linking an antibiotic resistant gene with the native plasmid of

Select the correct statement:

Oxidative decarboxylation of pyruvic acid results in the formation of I. $\quad$Acetyl CoA II. $\quad$C0$^2$ III. $\quad$ATP IV. $\quad$NADH + H$_+$

One hormone hastens the maturity period in juvenile conifers, a second hormone controls xylem differentiation while the third increases the tolerance of plants to various stresses and they are respectively

Match the sub-stage of prophase I of meiosis in Column 1 and the events in Column II and choose the right option.

Which one of the following is an example for biodegradable polyester?

Williamson?? synthesis of preparing dimethyl ether is a/an

Which of the following feature(s) is/are common to both wind and water pollinated flowers? I. Pollen grains are long and ribbon-like II. Stigma is large and feathery III. The flowers are not colourful IV. The flowers do not produce nectar

Which of the following does not apply to ascomycetes?

Find out the mismatched pair.

Two fast moving particles X and Y are associated with de Broglie wavelengths 1 nm and 4 nm respectively. If mass of X is nine times the mass of Y, the ratio of kinetic energies of X and Y would be

According to Freundlich adsorption isotherm, the amount of gas adsorbed at very high pressure

A particle moving in a circular path has an angular momentum of L. If the frequency of rotation is halved, then its angular momentum becomes

A packet is dropped from a flight ascending with a velocity at height of 10 km. If the packet takes 100 s to reach the ground,^then the velocity of the flight is (Take = 10 ms$^{-2}$ )

One mole of solid iron was vaporized in an oven at its boiling point of 3443 K and enthalpy of vaporization of iron is 344.3 kJ mol$^{-1}$. The value of entropy vaporization (in J mol$^{-1}$) of iron is

How many numbers with no more than three digits can be formed using only the digits $1$ through $7$ with no digit used more than once in a given number?

The self-inductance of an air core solenoid of $100$ turns is $1\, mH$. The self-inductance of another solenoid of $50\, turns$ (with the same length and cross-sectional area) with a core having relative permeability $500$ is

The angle between the linear momentum and angular momentum of a particle in circular motion is

Pick out the wrong statement

The repeating unit present in Nylon $6$ is

Which one of the following is not a neurologically active drug?

Two bulbs 60 W and 100 W designed for voltage 220 V are connected in series across 220 V source. The net power dissipated is

The quantity which has the same dimensions as that of gravitational potential is

Which one of the following is not an allylic halide?

The total number of acyclic structural isomers possible for compound with molecular formula $C_4H_{10}O$ is