List of top Questions asked in NEET (UG)- 1998

In $ PO_{4}^{3-} $ ion, the formal charge on each oxygen atom and $P-O$ bond order respectively are :

Two simple pendulums of length 5 m and 20 m respectively are given small linear displacement in one direction at the same time. They will again be in the phase when the pendulum of shorter length has completed - oscillations.

Which of the following is not the main function of lymph glands?

The functional unit of contractile system in a striated muscle is

Total number of bones in each limb of a man is

In the developmental history of mammalian heart, it is observed that it passes through a two chambered fish like heart, three chambered frog like heart and finally four chambered stage To which hypothesis can this above cited statement be approximated ?

A particle, with restoring force proportional to displacement and resisting force proportional to velocity is subjected to a force F sin $\omega t$. If the amplitude of the particle is maximum for $\omega = \omega_1$ and the energy of the particle maximum for $ \omega = \omega_2$, then

Which one of the following is a protein deficiency disease?

A mass of $1 \,kg$ is suspended by means of a thread. The system is (i) lifted up with an acceleration of $4.9 \,m$ $s^{-2}$ (ii) lowered with an acceleration of $4.9 \,m$ $s^{-2}$ . The ratio of tension in the first and second case is