List of top Questions asked in NEET (UG)

In vitro clonal propagation in plants is characterized by

In the Kjeldahl's method for estimation of nitrogen present in a soil sample, ammonia evolved from $0.75\, g$ of sample neutralized $10\, mL$ of ${1 \, M \, H_2SO_4}$. The percentage of nitrogen in the soil is :

For a given exothermic reaction, $K_p$ and $K_p'$ are the equilibrium constants at temperatures $T_1$ and $T_2$, respectively. Assuming that heat of reaction is constant in temperature range between $T_1$ and $T_2$, it is readily observed that :-

$Be^{2+}$ is isoelectronic with which of the following ions?

A certain number of spherical drops of a liquid of radius $r$ coalesce to form a single drop of radius $R$ and volume $V$. If $T$ is the surface tension of the liquid, then

Certain quantity of water cools from 70$^{\circ}$C to 60$^{\circ}$C in the first 5 minutes and to 54$^{\circ}$C in the next 5 minutes. The temperature of the surroundings is

The pair of compounds that can exist together is

The main function of mammalian corpus luteum is to produce

Anoxygenic photosynthesis is characteristic of

The barrier potential of a $p-n$ junction depends on (1) type of semiconductor material (2) amount of doping (3) temperature Which one of the following is correct?

Geitonogamy involves

The hormone releasing IUD is

Which of the following hormones is produced under the condition of stress which stimulates glycogenolysis in the liver of human beings?

The reaction of aqueous $KMnO_4$ with $ H_2O_2 $ in acidic conditions gives

The ratio of the accelerations for a solid sphere (mass m and radius R) rolling down an incline of angle $ \theta $ without slipping and slipping down the incline without rolling is

Reason of lanthanoid contraction is

A human female with Turner's syndrome

Among the following complexes, the one which shows zero crystal field stabilisation energy (CFSE) is

In which one of the following processes CO2 is not released?

To obtain virus - free healthy plants from a diseased one by tissue culture technique, which part/parts of the diseased plant will be taken?

The motile bacteria are able to move by

Which one of the following statements is correct?

An aggregate fruit is one which develops from

Which one of the following shows isogamy with non-flagellated gametes?

Which one of the following is wrong about Chara?