List of top Questions asked in AIIMS

During melting process, the heat given to a body is utilised in

Chromatic aberration of lens can be corrected by

Brass is an alloy of copper (Cu) and

At sea level, the value of $g$ is minimum at

Sound waves cannot propagate through vacuum but light waves can. Sound waves cannot be polarised but light waves can be.

Plasmids are single-stranded extra-chromosomal DNA. Plasmids are possessed by eukaryotic cells.

$NO_3^-$ is planar while $NH_3$ is pyramidal. $N$ in $NO_3^-$ is $sp^2$ and in $NH^3$ is $sp^3$ hybridized.

In the descending limb of loops of Henle, the urine is hypertonic, while in ascending limb of loops of Henle, the urine is hypotonic. Descending limb is impermeable to Na , while ascending limb is impermeable to HO.

Chloragogen cells of earthworm are similar to the vertebrate organ

Ora serrata is

The disorders such as alkaptonuria and phenylketonuria are refered to as

There is an irregular mating population. If the frequency of an autosomal recessive lethal gene is 0.4, then the frequency of the carriers in a population of 200 individuals is

The branch of biology dealing with the process of improvement of human race by selective breeding is called

The lining of bone marrow cavity is called

Which proteolytic enzyme induces lysis of fibrin during fibrinolysis?

Which of the following is an example of sex-linked inheritance?

The disease, in which thick cough, stops the passage of throat and form a layer of mucous membrane, is called

In morula stage, the cells divide without any increase in size. Zona pellucida remains undivided till cleavage is complete.

For the reaction $H_2(g) + I_2(g) \to 2HI (g)$ the change in enthalpy ($\Delta H$) will be

In the compound Lithium tetra-hydroaluminate, the ligand is

Which of the following compound, on reaction with $NaOH$ and $Na _{2} O _{2}$, gives yellow colour?

Reduction of benzoyl chloride with $ Pd - BaSO_4 $ produces

In which of the following methane is formed?

Ammonia, on reaction with excess of chlorine, gives

A convex lens is placed in a medium in which it behaves like a glass plate. The refractive index of the medium, will be