List of top Questions asked in NEET (UG)

A given ray of light suffers minimum deviation in an equilateral prism P. Additional prisms Q and R of identical shape and of the same material as P are now added as shown in the figure. The ray will suffer
What is the best pH of the soil for cultivation of plants : -
Extranuclear chromosomes occur in
Adventive embryony in Citrus is due to
When a biochemical reaction is carried out in laboratory from outside of human body in the absence of enzyme, the rate of reaction obtained is $10^{-6}$ times, then activation energy of the reaction in the presence of enzyme is
In Thomson mass spectrograph $\vec{E}\perp \vec{B} $ then the velocity of electron beam will be
Which of the following is the pair of biofertilizers
E. Coli about to replicate was placed in a medium containing radio active thymidine for five minutes. Then it was made to replicate in a normal medium. Which of the following observation shall be correct
Reason of diversity in living being
Loading of phloem is related to
During regeneration, modification of an organ to other organ is known as
The beans are cooked earlier in pressure cooker, because
Which of the following cut the DNA from specific places
In Negative operon
Most abundant organic compound on earth is
Due to discovery of which of the following in 1980, the evolution was termed as RNA world
The correct acidic order of following is
Ratio of complementary genes is
Specific volume of cylindrical virus particle is $6.02 \times 10^{-2}$ cc/g, whose radius and length are $7 \mathring{A} \, and \, 10\mathring{A}$ respectively. If $N_A = 6.023 \times 10^{23},$ find molecular weight of virus.
Half life of radioactive element is 12.5 Hour and its quantity is 256 gm. After how much time its quantity will remain 1 gm : -
For a coil having L = 2 mH, current flow through it is $I= t^2e^{-l}$ then, the time at which emf become zero
A particle is thrown vertically upward. Its velocity at half of the height is 10 m/s. Then the maximum height attained by it (g = 10 m/s^2 )
If specific resistance of a potentiometer wire is $10^{-7}\, \Omega m$ and current flow through it is 0.1 amp., cross-sectional area of wire is $10^{-6}\, m^2$ then potential gradient will be
Copper and silicon is cooled from 300 K to 60 K, the specific resistance
Which of the following is incorrect : -