List of top Questions asked in NEET (UG)- 2008

A circular disc of radius 0.2 meter is placed in a uniform magnetic field of induction $\frac{1}{\pi}\big(\frac{Wb}{m^2}\big)$ in such a way that its axis makes an angle of 60$^{\circ}$ with $\overrightarrow{B}$ . The magnetic flux linked with the disc is
A particle shows distance - time curve as given in this figure. The maximum instantaneous velocity of the particle is around the point
Ascaris is characterized by
A wire of a certain material is stretched slowly by ten percent. Its new resistance and specific resistance become respectively
A particle of mass m is projected with velocity v making an angle of $45^\circ$ with the horizontal. When the particle lands on the level ground the magnitude of the change in its momentum will be
A roller coaster is designed such that riders experience ''weightlessness'' as they go round the top of a hill whose radius of curvature is 20 m. The speed of the car at the top of the hill is between
Which one of the following is an amine hormone?
If uncertainty in position and momentum are equal, then uncertainty in velocity is
In the reaction; $Fe ( OH )_{3( s )} \rightleftharpoons Fe ^{3+}{ }_{( aq )}+3 OH _{\text {(aq) }}^{-}$, if the concentration of $OH ^{-}$ ions is decreased by $\frac{1}{4}$ times, then the equilibrium concentration of $Fe ^{3+}$ will increase by,
The rate constants $k_1$ and $k_2$ for two different reactions are $10^{16} .e^{-2000/T}$ and $10^{15} .e^{-1000/T}$,respectively. The temperature at which $k_1= k_2$ is
In which of the following coordination entities the magnitude of $\Delta_0$ (CFSE in octahedral field) will be maximum? (At. no. of Co = 27)
A thin rod of length L and mass M is bent at its midpoint into two halves so that the angle between them is $90^\circ$. The moment of inertia of the bent rod about an axis passing through the bending point and perpendicular to the plane defined by the two halves of the rod is
Which one of the following items gives its correct total number?
Which one of the following is the correct difference between rod cells and cone cells of our retina ?
Which one of the following pair of organs include only endocrine glands ?
Which one of the-following proved effective for biological control of nematodal diseases in plants ?
Quercus species are the dominant component in
About 70% of total global carbon is found in
An organic compound contains carbon, hydrogen and oxygen. Its elemental analysis gave C, 38.71% and H, 9.67%. The empirical formula of the compound would be
Bacterial leaf blight of rice is caused by a species
Bond dissociation enthalpy of ${H_2, Cl_2}$ and $HCl$ are $434, 242$ and ${431 \, kJmol^{- 1}}$ respectively. Enthalpy of formation of $HCl $ is
Consider the following four statements (1-4) about certain desert animals such as kangaroo rat (1) they have dark colour and high rate of reproduction and excrete solid urine (2) they do not drink water, breathe at a slow rate to conserve water and have their body covered with thick hairs (3) they feed on dry seeds and do not require drinking water (4) they excrete very concentrated urine and do not use water to regulate body temperature. Which two of the above statements for such animals are true?
Darwin's finches are a good example of
Dry indehiscent single-seeded fruits formed from bicarpellary syncarpous inferior ovary is
Endosperm is consumed by developing embryo in the seed of ....