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BCECE Practice Test Question Answers Online MCQ

BCECE MCQ Questions Answers for medical entrance exams subjects : Maths, Physics, Chemistry and Biology (Botany & Zoology). This mock test having 25 questions in each subjects, with four choices. On each click on answers system will tell you where the answers is correct or incorrect. You can view this BCECE test question details at the end of the quiz.

BCECE Practice Test Question Answers Online MCQ

BCECE 2016 Bihar Combined Entrance Competitive Examination Board 2016  questions answers are applicable for any kind of medical entrance test (UG) , engineering entrance  and Pharmacy entrance preparation in India. You can practice as much as you can to gather knowledge of how to answers BCECE  critical type papers in short time and this can be a big factor for cracking all india level exam.

For more resources you can go through BCECE Previous Year Question Papers Answers.



BCECE Practice Test Question Answers - Physics

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Question 1
The equation of the plane through the line 2x-y=0=y-3z and perpendicular to 4x+5y-3z=8 is:
A
8x-y-9z=0
B
2x-6y+15z=0
C
10x-6y+3z=0
D
28x-17y+9z=0
Question 2
If a is any vector, then (ai) +(aj)+(ak) is equal to:
A
a
B
2a
C
3a
D
0
Question 3
A silver and a copper voltammeter are connected in series with a 12.0 V battery of negligible internal resistance. If 0.806 g of silver is deposited in half an hour, the mass of copper deposited is:
A
0.625 g
B
0.475 g
C
0.525 g
D
0.575 g
Question 4
A monochromatic source of light operating at 200 W emits 4×10 photons per second. The wavelength of the emitted light will be:
A
400 nm
B
800 nm
C
600 nm
D
200 nm
Question 5
Larger aperture of telescope is used for:
A
Greater Magnification
B
Greater Resolution
C
Reducing Lens Aberration
D
Reducing cost of manufacture
Question 6
The torque on a body is Zero. Which of the following should not change?
A
Linear Velocity
B
Angular Velocity
C
Force acting on the body
D
Angular displacement
Question 7
A prism of 6° angles gives a deviation of 3°. The refractive index of the of the material of prism is :
A
1.5
B
2
C
0.5
D
1.8
Question 8
Two forces of magnitude F have a resultant of the same magnitude F. The between the two forces is :
A
45°
B
120°
C
150°
D
60°
Question 9
The magnitude of momentum of a particle is increased by 100%. The increase in its kinetic energy is:
A
100%
B
200%
C
300%
D
400%
Question 10
Internal forces can change:
A
Linear momentum but not the kinetic energy
B
Kinetic energy but not the linear momentum
C
Linear momentum as well as kinetic energy
D
Neither linear momentum nor kinetic energy
Question 11
Which of the following properties of a wave does not change with the change in medium?
A
Frequency
B
Velocity
C
Wavelength
D
Amplitude
Question 12
A p-type semiconductor is:
A
Positively Charged
B
Negatively Charged
C
Uncharged
D
Discharged
Question 13
As compared to 12C atom, 14C atom has:
A
Two extra protons and two extra electrons
B
Two extra protons and no extra electron
C
Two extra neutrons and no extra electron
D
Two extra neutrons and two extra electrons
Question 14
The pressure of a gas kept in an isothermal container is 200 kPa. If half the gas is removed from it, the pressure will be:
A
100 kPa
B
200 kPa
C
400 kPa
D
800 kPa
Question 15
Which of the following pairs of physical quantities may be represented in the same unit?
A
Heat and temperature
B
Temperature and mole
C
Heat and work
D
Specific heat and heat
Question 16
The mechanical equivalent of heat:
A
Has the same dimension as that of heat
B
Has the same dimension as that of work
C
Has the same dimension as that of energy
D
Is dimensionless
Question 17
A body cools down from 65°C to 60° in 5 minutes. It will cool down from 60° C to 55° C in:
A
5 minutes
B
Less than 5 minutes
C
More than 5 minutes
D
19 minutes
Question 18
A proton and an electron are placed in a uniform electric field:
A
The electric forces acting on them will be equal
B
The magnitude of the forces will be equal
C
Their accelerations will be equal
D
The magnitude of their accelerations will be equal
Question 19
A negatively charged particle projected towards east is deflected towards north by a magnetic field. The field may be:
A
Towards west
B
Towards south
C
Upwards
D
Downwards
Question 20
Transformers are used in :
A
DC circuit only
B
AC circuit only
C
Both AC and DC circuits
D
Neither AC nor DC circuit
Question 21
X-rays can be deflected:
A
By an electric field
B
By a magnetic field
C
By an electric as well as magnetic field
D
Neither by an electric nor by a magnetic field
Question 22
The change in frequency due to Doppler effect does not depend on:
A
The speed of the source
B
The speed of the observer
C
The frequency of the source
D
Separation between the source and the observer
Question 23
If Young’s double slit experiment is performed in water:
A
The fringe width will decrease
B
The fringe width will increase
C
The fringe width will remain unchanged
D
There will be no fringe
Question 24
The most basic compound among the following:
A
Aniline
B
p - notroaniline
C
Acetanilide
D
Benzyleamine
Question 25
The reaction of phenol with excess of bromine water:
A
m- bromophenol
B
o-and p-bromophenol
C
2,4- dibromophenol
D
2,4,6 – tribromophenol
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BCECE Practice Test Question Answers - Chemistry

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Your answers are highlighted below.
Question 1
How many moles of helium gas occupy 22.4 L at O0C and 1atm pressure?
A
0.11
B
1.11
C
0.90
D
1.0
Question 2
The following is endothermic reaction
A
Decomposition of water
B
Conversion of graphite to diamond
C
Dehydrogenation of ethane to ethylene
D
All of the above
Question 3
Peptisation denotes
A
digestion of food
B
hydro1ysis of proteins
C
breaking and dispersion into the colloidal state
D
precipitation of solid from colloidal dispersion
Question 4
The isomers which can be converted into another form by rotation of the molecule around single bond are
A
geometrical isomers
B
conformers
C
enantiomers
D
diastereomers
Question 5
One of the following has greatest electron affinity. Identify ft.
A
O
B
S
C
Se
D
Te
Question 6
Which one of the following statements regarding helium is incorrect?
A
It is used to fill gas balloons instead of hydrogen because it is lighter and non-inflammable
B
It is used as a cryogenic agent for carrying out experiments at low temperatures
C
It is used to produce and sustain powerful superconducting magnets
D
It is used in gas-cooled nuclear reactors
Question 7
One would expect proton w have very large
A
ionisation potential
B
radius
C
charge
D
hydration energy
Question 8
The coordination number of a central metal atom in a complex is determined by
A
the number of ligands around a metal ion bonded by σ-bonds
B
the number of ligands around a metal ion bonded by π-bonds
C
the number of ligands around a metal ion bonded b a and π-bonds both
D
the number of only anionk ligands bonded to the metal ion
Question 9
Potassium ferricyanide on ionisation produces
A
2 ions
B
1 ion
C
3 ions
D
4 ions
Question 10
A mixture of benzaldehyde and formaldehyde on heating with aqueous NaOH solution gives
A
benzyl alcohol and sodium formate
B
sodium benzoate and methyl alcohol
C
sodium benzoate and sodium formate
D
benzyl alcohol and methyl alcohol
Question 11
Which of the following has the maximum acidic strength?
A
o-nitro benzoic acid
B
m-nitro benzoic acid
C
p-nitro benzoic acid
D
p-nitro phenol
Question 12
The energy stored in the cells or a living body is in the form of
A
fats
B
glucose
C
ATP
D
proteins
Question 13
Saccharin is a/an
A
aliphatic hydrocarbon
B
polynuclear compound
C
sweetening agent
D
sugar
Question 14
The nucleic acid the purine base having two possible binding sites is
A
thymine
B
cytosine
C
guanine
D
adenine
Question 15
On reduction secondary amine is given by
A
nitro ethane
B
methyl cyanide
C
methylisocyanide
D
nitrobenzene
Question 16
Dimethyl terephthalate and ethylene glycol react to form
A
nylon-6
B
nylon-66
C
Dacron
D
neoprene
Question 17
The number of moles of KMnO4 reduced by one mole of KI in alkaline medium is
A
1
B
5
C
1/2
D
1/5
Question 18
Ozone is used for purifying water because
A
it dissociates and release oxygen
B
do not leave any foul smell like chlorine
C
kills bacteria, cyst, fungi and acts as a biocide
D
All of the above
Question 19
Internal energy is sum of
A
kinetic energy and potential energy
B
all types of energy of the system
C
energy of internal system
D
None of the above
Question 20
Highest electron affinity among the following is
A
fluorine
B
chlorine
C
sulphur
D
xenon
Question 21
Which of the following noble gases is most reactive?
A
He
B
Ne
C
Ar
D
Xe
Question 22
Aniline is prepared in presence of Fe/HCI from
A
benzene
B
nitrobenzene
C
dinitrobenzene
D
None of these
Question 23
H2S is not a/an
A
reducing agent
B
acidic
C
oxidising agent
D
None of the above
Question 24
Blood cells do not shrink in blood because blood is
A
hypotonic
B
isotonic
C
equimolar
D
hypertonic
Question 25
On doubling p and V with constant temperature, the equilibrium constant will
A
remain constant
B
become double
C
become one-fourth
D
none of the above
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