List of top Questions asked in NEET (UG)- 2002

An object of mass 3 kg is at rest. Now a force of $\vec{F} = 6 t^2 \hat{i} + 4t \hat{j}$ is applied on the object then velocity of object at r = 3 second is :-

For a cell terminal potential difference is 2.2 V when circuit is open and reduces to 1.8 V when cell is connected to a resistance of $R = 5\, \Omega$. Determine internal resistance of cell (r) is then :-

For the given incident ray as shown in figure, the condition of total internal refraction of this ray the required refractive index of prism will be :-

Geocarpic fruit is :-

Heat of combustion $ \Delta H^{\circ}$ for $ C ( s ), H _{2}( g )$ and $CH _{4}( g ) $ are -94,-68 and $-213 \,Kcal / mol $ then $\Delta H ^{\circ}$ for $C ( s )+2 H _{2}( g ) \to CH _{4}( g )$ is:-

Impulse of heart beat originates from :-

In a closed insulated container a liquid is stirred with a paddle to increase the temperature which of the following is true : -

In angiosperm all the four microspores of tetrad are covered by a layer which is formed by :-

In Angiosperms pollen tube liberate their male gametes into the :-

In bacteria, plasmid is :-

In electrolysis of NaCl when Pt electrode is taken then $H_2$ is liberated at cathode while with Hg cathode it forms sodium amalgam :-

In five kingdom system, the main basis of classification :-

In hydrogen atom, energy of first excited state is -3.4 eV. Then, KE of same orbit of hydrogen atom :-

In photosynthesis energy from light reaction to dark reaction is transferred in the form of :-

In protozoa like Amoeba and Paramecium, the organ for osmoregulation is :-

In which condition, the gene ratio remains constant for any species :-

In which of the following animals nerve cell is present but brain is absent:-

Main function of lenticel is :-

Mainly which type of hormones control the menstrual cycle in human beings :-

Solution of $0.1 \,N\, NH_4OH$ and 0.1 N $NH_4Cl$ has pH 9.25. Then $pK_b$ of $NH_4OH$ :-

Some charge is being given to a conductor. Then its potential :-