List of top Questions asked in NEET (UG)- 1989

The atomic number of silicon is 14. Its ground state electron configuration is

Death of protoplasm is a pre-requisite for a vital function like

Which of the following hormones can replace vernalisation?

Lassaigne?s test is used in qualitative analysis to detect

What will be the ratio of the distance moved by a freely falling body from rest in $4^{th}$ and $5^{th}$ seconds of journey ?

A current of 2 A, passing through a conductor produces 80 J of heat in 10 seconds. The resistance of the conductor in ohm is

The substrate for photorespiration is

A bivalent consists of:

'Origin of Species' was written by

The causal organism for African sleeping sickness is

Which of the following electromagnetic radiations have the longest wavelength ?

250 N force is required to raise 75 kg mass from a pulley. If rope is pulled 12 m then the load is lifted to 3m, the efficiency of pulley system will be : -

A black body has maximum wavelength 1 m at 2000 K. Its corresponding wavelength at 3000 K will be

Soil conservation is

Theory of inheritance of acquired characters was given by

Polyribosomes are aggregation of

\(K_1\) and \(K_2\) are equilibrium constant for reactions (i) and (ii) 
(i) \(N_2 ( g ) + O_2 ( g ) \leftrightharpoons 2 NO ( g)\)
(ii) \(NO ( g ) \leftrightharpoons \frac{1}{2} N_2 ( g ) + \frac{ 1}{ 2} O_2 ( g )\).Then,

A batsman hits back a ball straight in the direction of the bowler without changing its initial speed of $12 ms^{-1}$. If the mass of the ball is 0.15 kg, the imparted to the ball is

Mango juice is obtained from

Histamine secreting cells are found in

The average binding energy of a nucleon inside an atomic nucleus is about

Arteries carry oxygenated blood except

The age of most ancient geological formation is estimated by

Out of diffuse porous and ring porous woods, which is correct?

The de Broglie wave corresponding to a particle of mass m and velocity v has a wavelength associated with it