NEET (UG) Easy Previous Year Questions

Which one of the following is the characteristic feature of gymnosperms?

A wire of resistance $R$ is cut into $8$ equal pieces. From these pieces two equivalent resistances are made by adding four of these together in parallel. Then these two sets are added in series. The net effective resistance of the combination is:

Who proposed that the genetic code for amino acids should be made up of three nucleotides?

In some appropriate units, the time $t$ and position $x$ relation of a moving particle is given by $t=x^2+x$. The acceleration of the particle is:

Polymerase chain reaction (PCR) amplifies DNA following the equation:

What is the main function of the spindle fibers during mitosis?

Why can't insulin be given orally to diabetic patients?

$C(s)+2H_2(g)\to C{H}_4(g);\Delta H=-74.8{\text{ kJ mol}}^{-1}$ Which of the following diagrams gives an accurate representation of the above reaction? [R $\to$ reactants; P $\to$ products]

Silencing of specific mRNA is possible via RNAi because of -

Which one of the following compounds does not decolourize bromine water?

All living members of the class Cyclostomata are:

Match List - I with List - II.
List - I:
A. Progesterone
B. Relaxin
C. Melanocyte stimulating hormone
D. Catecholamines
List - II:
I. Pars intermedia
II. Ovary
III. Adrenal
IV. Corpus luteum
Choose the correct answer from the options given below:

Which of the following type of immunity is present at the time of birth and is a non-specific type of defence in the human body?

Dalton's Atomic theory could not explain which of the following?
(1) Law of constant proportion
(2) Law of multiple proportion
(3) Law of gaseous volume
(4) Law of conservation of mass

The protein portion of an enzyme is called:

A body weighs $48\text{N}$ on the surface of the earth. The gravitational force experienced by the body due to the earth at a height equal to one-third the radius of the earth from its surface is:

Given below are two statements:
Statement I: A hypothetical diatomic molecule with bond order zero is quite stable.
Statement II: As bond order increases, the bond length increases.
In the light of the above statements, choose the most appropriate answer from the options given below:

Which of the following is an example of a zygomorphic flower?

A $2\text{amp}$ current is flowing through two different small circular copper coils having radii in the ratio $1:2$. The ratio of their respective magnetic moments will be:

In a certain camera, a combination of four similar thin convex lenses are arranged axially in contact. Then the power of the combination and the total magnification in comparison to the power $p$ and magnification $m$ for each lens will be, respectively: