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AIIMS
List of top Questions asked in AIIMS
The half-life of radium is $1600$ years. What is the fraction of sample undecayed after $6400$ years?
AIIMS - 2015
AIIMS
Physics
Nuclei
The first carbon dioxide fixation product of C plants is
AIIMS - 2015
AIIMS
Biology
Photosynthesis in higher plants
Mature RBCs lose their ability for
AIIMS - 2015
AIIMS
Biology
body fluids and circulation
Cestoda are distinguished from other flatworms by the absence of
AIIMS - 2015
AIIMS
Biology
Kingdom Animalia
$\Delta G^{\circ}$ versus $T$ plot in the Ellingham's diagram slopes downward for the reaction
AIIMS - 2015
AIIMS
Chemistry
General Principles and Processes of Isolation of Elements
Among the metals $Fe , Zn , Pb , Ag$ and $Pt$, which do not give a metal nitrate on treatment with concentrated $HNO _{3}$ ?
AIIMS - 2015
AIIMS
Chemistry
p -Block Elements
The shapes of $ SF_{4} $ and $ XeF_{2} $ respectively are
AIIMS - 2015
AIIMS
Chemistry
coordination compounds
Arrange the given set of compounds in order of increasing boiling points. I. $1$-chloropropane II. Iso-propyl chloride III. $1$-chlorobutane
AIIMS - 2015
AIIMS
Chemistry
Haloalkanes and Haloarenes
The order of reactivity of halides towards $S_N1$ mechanism is
AIIMS - 2015
AIIMS
Chemistry
Amines
A small rise in the body temperature of humans is corrected by (i) sweating (ii) dilating the skin arteries (iii) constricting the skin arteries (iv) increased tension of muscles in the skin.
AIIMS - 2015
AIIMS
Biology
organisms and populations
Which of the following is an amorphous solid?
AIIMS - 2015
AIIMS
Chemistry
The solid state
Which of the following waste products in grasshopper is not excreted and is used in other metabolic activities?
AIIMS - 2015
AIIMS
Biology
Kingdom Animalia
Which organism is used to transfer T-DNA?
AIIMS - 2015
AIIMS
Biology
Biotechnology
Which part of the nephrons is impermeable to water?
AIIMS - 2015
AIIMS
Biology
Excretory system
Young?? modulus for a steel wire is
$2 \times 10^{11}\, Pa$
and its elastic limit is
$2.5 \times 10^8\, Pa$
. By how much can a steel wire 3 m long and
$2 \,mm$
in diameter be stretched before the elastic limit is exceeded?
AIIMS - 2015
AIIMS
Physics
mechanical properties of solids
Tincture of iodine is
AIIMS - 2015
AIIMS
Chemistry
Group 17 Elements
The yellow colour in
$NaCl$
crystals is due to
AIIMS - 2015
AIIMS
Chemistry
packing efficiency
The polymer obtained by the interaction of ethylene glycol and terephthalic acid is
AIIMS - 2015
AIIMS
Chemistry
Polymers of Commercial Importance
The near point and far point of a person are
$40\, cm$
and
$250 \,cm$
respectively. Determine the power of the lens he/she should use while reading a book kept at distance
$25 \,cm$
from the eye.
AIIMS - 2015
AIIMS
Physics
spherical lenses
The domestic sewage in large cities
AIIMS - 2015
AIIMS
Chemistry
Water pollution
The degeneracy of hydrogen atom that has energy equal to
$\frac{-R_{ H }}{9}$
is (where
$R_{ H }=$
Rydberg constant)
AIIMS - 2015
AIIMS
Chemistry
Bohr’s Model for Hydrogen Atom
The current gain for a transistor working as common-base amplifier is
$0.96$
. If the emitter current is
$7.2\, mA$
, then base current is
AIIMS - 2015
AIIMS
Physics
Transistors
The antibiotics have no effect on viruses because
AIIMS - 2015
AIIMS
Chemistry
antimicrobials
The angles of dip at the poles and the equator respectively are
AIIMS - 2015
AIIMS
Physics
the earth's magnetic field
Primary endosperm nucleus (PEN) is formed by the fusion of
AIIMS - 2015
AIIMS
Biology
Double Fertilisation
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