JEE  >  VITEEE: Subject Wise and Full Length MOCK Tests  >  VITEEE PCBE Mock Test - 7 Download as PDF

VITEEE PCBE Mock Test - 7


Test Description

125 Questions MCQ Test VITEEE: Subject Wise and Full Length MOCK Tests | VITEEE PCBE Mock Test - 7

VITEEE PCBE Mock Test - 7 for JEE 2023 is part of VITEEE: Subject Wise and Full Length MOCK Tests preparation. The VITEEE PCBE Mock Test - 7 questions and answers have been prepared according to the JEE exam syllabus.The VITEEE PCBE Mock Test - 7 MCQs are made for JEE 2023 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for VITEEE PCBE Mock Test - 7 below.
Solutions of VITEEE PCBE Mock Test - 7 questions in English are available as part of our VITEEE: Subject Wise and Full Length MOCK Tests for JEE & VITEEE PCBE Mock Test - 7 solutions in Hindi for VITEEE: Subject Wise and Full Length MOCK Tests course. Download more important topics, notes, lectures and mock test series for JEE Exam by signing up for free. Attempt VITEEE PCBE Mock Test - 7 | 125 questions in 150 minutes | Mock test for JEE preparation | Free important questions MCQ to study VITEEE: Subject Wise and Full Length MOCK Tests for JEE Exam | Download free PDF with solutions
1 Crore+ students have signed up on EduRev. Have you?
VITEEE PCBE Mock Test - 7 - Question 1

Cork is an excellent material for making bottle stopper because it is

VITEEE PCBE Mock Test - 7 - Question 2

Reduced functionless mandibles occur in

VITEEE PCBE Mock Test - 7 - Question 3

Which is not a macromolecule?

VITEEE PCBE Mock Test - 7 - Question 4
Typical 'lubb-dupp' sounds heard in heart beat are due to
VITEEE PCBE Mock Test - 7 - Question 5
Chloroplasts are self replicating units as they possess
VITEEE PCBE Mock Test - 7 - Question 6
An example of monocot fibre yielding plant
VITEEE PCBE Mock Test - 7 - Question 7
In tissue culture embryoids are formed from pollen grains due to
VITEEE PCBE Mock Test - 7 - Question 8
Diaminopimelic acid and muramic acid occur in the wall of
VITEEE PCBE Mock Test - 7 - Question 9
In comparative study of grassland ecosystem and pond ecosystem
VITEEE PCBE Mock Test - 7 - Question 10
Monkeys and some lower groups have certain blood groups which are
VITEEE PCBE Mock Test - 7 - Question 11
Which of the following is a vestigial structure in python?
VITEEE PCBE Mock Test - 7 - Question 12
Living organisms with oldest history is
VITEEE PCBE Mock Test - 7 - Question 13
In a mutational event, when adenine is replaced by guanine, it is a case of
VITEEE PCBE Mock Test - 7 - Question 14
Double helix DNA structure was proposed by
VITEEE PCBE Mock Test - 7 - Question 15
Site of tRNA that binds to mRNA molecule is
VITEEE PCBE Mock Test - 7 - Question 16
Heterozygous tall (Tt) is crossed with homozygous tall (TT). Percentage of heterozygous tall in the progeny would be
VITEEE PCBE Mock Test - 7 - Question 17
Duchenne's muscular dystrophy is a
VITEEE PCBE Mock Test - 7 - Question 18
Mendel's laws of independent assortment is
VITEEE PCBE Mock Test - 7 - Question 19
Which immunoglobin is the largest in size
VITEEE PCBE Mock Test - 7 - Question 20
A late acting dominant disorder is
VITEEE PCBE Mock Test - 7 - Question 21
AIDS is
VITEEE PCBE Mock Test - 7 - Question 22
Antibody formation and immunity production by globulin protein is found in
VITEEE PCBE Mock Test - 7 - Question 23
Tunica Corpus theory is related with
VITEEE PCBE Mock Test - 7 - Question 24
Tap root are commonly found in
VITEEE PCBE Mock Test - 7 - Question 25
Roots that develop from part of plant other than radicle is found in
VITEEE PCBE Mock Test - 7 - Question 26
Liberation of oxygen when green cells in water are exposed to sunlight in presence of suitable acceptor is
VITEEE PCBE Mock Test - 7 - Question 27
Which one of the following substances plays an important role in biochemical defence of host plants?
VITEEE PCBE Mock Test - 7 - Question 28
Conversion of nitrites into nitrates is carried out by
VITEEE PCBE Mock Test - 7 - Question 29
Which one does not occur in xylem
VITEEE PCBE Mock Test - 7 - Question 30
In almost all Indian metropolitan cities like Delhi, the major atmospheric pollutant(s) is/are
VITEEE PCBE Mock Test - 7 - Question 31
Lead concentration of blood is considered alarming at
VITEEE PCBE Mock Test - 7 - Question 32
In which of the following binary fission is not seen ?
VITEEE PCBE Mock Test - 7 - Question 33
A woman who exhibits male secondary sexual characteristics may have a tumor in her
VITEEE PCBE Mock Test - 7 - Question 34
Surface free floating organisms are
VITEEE PCBE Mock Test - 7 - Question 35
Reason for diversity in living beings is due to
VITEEE PCBE Mock Test - 7 - Question 36
The true statement about 'green-house effect' is that it is caused by
VITEEE PCBE Mock Test - 7 - Question 37
The theory that environment can bring about changes in individuals was proposed by
VITEEE PCBE Mock Test - 7 - Question 38
Closely related, morphologically similar, reproductively isolated sympatric populations are designated as
VITEEE PCBE Mock Test - 7 - Question 39
Which of the following causes the release of aldosterone?
VITEEE PCBE Mock Test - 7 - Question 40
Aldosterone is secreted by the
VITEEE PCBE Mock Test - 7 - Question 41

We can reduce eddy currents in the core of transformer

VITEEE PCBE Mock Test - 7 - Question 42

A proton and an α - particle enter into a region of uniform electric field. The ratio of the force on proton to that on α - particle is

VITEEE PCBE Mock Test - 7 - Question 43

The number of electrons emitted by a surface exposed to light is directly propotional to

VITEEE PCBE Mock Test - 7 - Question 44

A 10 μ F capacitor is charged to a potential difference of 50 V and is connected to another uncharged capacitor in parallel. Now the common potential difference 20 volt. The capacitance of second capacitor is

VITEEE PCBE Mock Test - 7 - Question 45

A steady current of 1.5A flows through a copper voltameter for 10 min. If the electrochemical equivalent of copper is 30 x 10-5g C-1 , the mass of copper deposited on the electrode will be

VITEEE PCBE Mock Test - 7 - Question 46

In short wave communication waves of which of the following frequencies will be reflected back by the ionospheric layer having electron density 1011 per m-3?

Detailed Solution for VITEEE PCBE Mock Test - 7 - Question 46

N max = 1011per m-3

VITEEE PCBE Mock Test - 7 - Question 47

Identify that set in which all the three sustances are good conductors of electricity

VITEEE PCBE Mock Test - 7 - Question 48

The emf of a Daniel cell is 1.08V. When the terminals of the cells are connected to a resistance of 3 Ω , the potential difference across the terminals is found to be 0.6V. Then the internal resistance of the cell is

VITEEE PCBE Mock Test - 7 - Question 49

Three unequal resistors in parallel are equivalent to resistance 1 Ω . If two of them are in the ratio 1 : 2 and if no resistance value is fractional, the largest of the three resistances in ohms is

VITEEE PCBE Mock Test - 7 - Question 50

In a meter bridge, with an unknown resistance the standard resistance in the left gap is 6 Ω. If ratio of balancing lengths of meter bridge wire is 2:3, then the value of unknown resistance is

VITEEE PCBE Mock Test - 7 - Question 51

The charge on electron was discovered by

VITEEE PCBE Mock Test - 7 - Question 52

The primary and secondary coils of a transformer have 50 and 1500 turns respectively. If the magnetic flux φ linked with the primary coil is given by φ = φ 0 + 4t, where φ is in weber, t is time in second and φ 0 is a constant, the output voltage across the secondary coil is

Detailed Solution for VITEEE PCBE Mock Test - 7 - Question 52

No. of turns across primary Np = 50
Number of turns across secondary Ns = 1500
Magnetic flux linked with primary, Φ = Φ0 + 4t
∴ Voltage across the primary,

VITEEE PCBE Mock Test - 7 - Question 53

In an A.C. circuit, the current is i = 5 sin (100t - π/2) amp and the a.c. potential is V = 200 sin (100t) volt. Then, the power consumption is

VITEEE PCBE Mock Test - 7 - Question 54

If 2.2 kW power is transmitted through a 10 Ω line at 22000 V, the power loss in the form of heat will be

VITEEE PCBE Mock Test - 7 - Question 55

Maxwell's equation describe the fundamental laws of

VITEEE PCBE Mock Test - 7 - Question 56

A point charge q is placed at a distance a/2 directly above the centre of a square of side a. The electric flux through the square assuming it to be one face of the cube is

VITEEE PCBE Mock Test - 7 - Question 57

Two charges -10 C and + 10 C are placed 10cm apart. Potential at the centre of the line joining two charges is

VITEEE PCBE Mock Test - 7 - Question 58

Equal charges are given to two spheres of different radii. The potential will be

VITEEE PCBE Mock Test - 7 - Question 59

An infinite long plate has surface charge density σ . As shown in the figure a point charge q is moved from A to B. Net work done by electric field is:

VITEEE PCBE Mock Test - 7 - Question 60

The energy stored in a capacitor is actually stored

VITEEE PCBE Mock Test - 7 - Question 61

If n capacitors each of capacitance C are connected in series with a battery of V volt, then electrostatic energy stored in all the capacitors will be

Detailed Solution for VITEEE PCBE Mock Test - 7 - Question 61

The equivalent capacitance Cs of these series-connected capacitors is

Energy stored in all capacitors 

VITEEE PCBE Mock Test - 7 - Question 62

A galvanometer of resistance 100 ohm gives full scale deflection with 0.01 A current. How much resistance in ohm should be connected in parallel to convert it into an ammeter of range 10 A.

VITEEE PCBE Mock Test - 7 - Question 63

Number of neutrons in C12 and C14 are

VITEEE PCBE Mock Test - 7 - Question 64

Energy obtained when 1 mg mass is completely converted to energy is (in joules)

VITEEE PCBE Mock Test - 7 - Question 65

The material used to slow down neutrons in a reactor is called

VITEEE PCBE Mock Test - 7 - Question 66

The number of photo electrons emitted for light of a frequency v (higher than the threshold frequency v0) is proportional to:

VITEEE PCBE Mock Test - 7 - Question 67

Stopping potential for photoelectrons

VITEEE PCBE Mock Test - 7 - Question 68

A person cannot see clearly distances more than 40 cm. He advised to use lens of power

VITEEE PCBE Mock Test - 7 - Question 69

In spectral radiancy curve for cavity radiation, the wave-length of the maximum spectral rediancy

VITEEE PCBE Mock Test - 7 - Question 70

In a p-n junction

VITEEE PCBE Mock Test - 7 - Question 71

If α and β are the collector emitter short circuit current amplification factor and collector base short circuit current amplification factor respectively of a transistor, then α is equal to

VITEEE PCBE Mock Test - 7 - Question 72

Energy required to break one bond in DNA is approximately

VITEEE PCBE Mock Test - 7 - Question 73

A n-p-n transistor conducts when

VITEEE PCBE Mock Test - 7 - Question 74

With rise in temperature, the specific resistance of semiconductors

VITEEE PCBE Mock Test - 7 - Question 75

In case of a semiconductor which of the following statement is wrong

VITEEE PCBE Mock Test - 7 - Question 76

Which of the following when added as an impurity into the silicon produces n-type semiconductor

VITEEE PCBE Mock Test - 7 - Question 77

The sun is rotating about is own axis. The spectral lines emitted from the two ends of its equator, for an observer on the earth, will show

VITEEE PCBE Mock Test - 7 - Question 78

The light from a sodium vapour lamp passes through a single narrow slit and then through two close, parallel narrow slits. The single slit lies on the perpendicular bisector of the line joining the two close, parallel slits. An observer looking towards the lamp through the double slit will see

VITEEE PCBE Mock Test - 7 - Question 79

Both light and sound waves produce diffraction. It is more difficult to observe the diffraction with light waves because

VITEEE PCBE Mock Test - 7 - Question 80

If a star is moving towards the earth, then the spectrum lines are shifted towards

VITEEE PCBE Mock Test - 7 - Question 81

Which of the following will not give iodoform test?

VITEEE PCBE Mock Test - 7 - Question 82

Conversion of acetaldehyde into ethyl acetate in presence of aluminium ethoxide is called

VITEEE PCBE Mock Test - 7 - Question 83

Reduction of a carbonyl group to a methylene group by alkaline decomposition of the hydrazone is known as

VITEEE PCBE Mock Test - 7 - Question 84

The reagent with which both acetaldehyde and acetone react easily is

VITEEE PCBE Mock Test - 7 - Question 85

One mole of CO₂ contains

VITEEE PCBE Mock Test - 7 - Question 86

The addition of HBr to 2-pentene gives

VITEEE PCBE Mock Test - 7 - Question 87

The number of moles of sodium oxide in 620 g of it is

VITEEE PCBE Mock Test - 7 - Question 88

An alkane C7H16 is produced by the reaction of Lithium di (3-pentyl) cuperate with ethyl bromide. The structural formula of product is

Detailed Solution for VITEEE PCBE Mock Test - 7 - Question 88

VITEEE PCBE Mock Test - 7 - Question 89

Which of the following contains nitrogen?

VITEEE PCBE Mock Test - 7 - Question 90

Which functional group participates in the formation of disulphide bond in proteins?

VITEEE PCBE Mock Test - 7 - Question 91

Which of the following is a disaccharide?

VITEEE PCBE Mock Test - 7 - Question 92

Hydrolysis of an ester gives a carboxylic acid which on Kolbe's electrolysis yields ethane .The ester is

VITEEE PCBE Mock Test - 7 - Question 93

The reaction of chloroform with alcoholic KOH and p-toludine forms

VITEEE PCBE Mock Test - 7 - Question 94

Hydrolytic reaction of fats by caustic soda is known as

VITEEE PCBE Mock Test - 7 - Question 95

The rate of forward reaction is two times that of the reverse reaction at a given temperature and identical concentration, K equilibrium is

VITEEE PCBE Mock Test - 7 - Question 96

Identify the reaction for which Δ H ≠ Δ E

VITEEE PCBE Mock Test - 7 - Question 97

The role of a catalyst in a reversible reaction is to

VITEEE PCBE Mock Test - 7 - Question 98

The heat of combustion of yellow and red phosphorus are -9.91 kJ mol-1 and -8.78 kJ mol-1 respectively. The heat of conversion of yellow P → red P is

VITEEE PCBE Mock Test - 7 - Question 99

Indigo belongs to

VITEEE PCBE Mock Test - 7 - Question 100

An ideal gas heat engine operates in Carnot cycle between 227oC and 127oC. It absorbs 6 x 104 cals of heat at higher temp. Amount of heat converted into work is

Detailed Solution for VITEEE PCBE Mock Test - 7 - Question 100

 

VITEEE PCBE Mock Test - 7 - Question 101

Which of the following is expected to exhibit optical isomerism?(en=ethylenediamine)

VITEEE PCBE Mock Test - 7 - Question 102

IUPAC name of CH₃CH = CH - C≡CH is

VITEEE PCBE Mock Test - 7 - Question 103

Hinsberg reagent is

VITEEE PCBE Mock Test - 7 - Question 104

In the following reaction C₆H₆NH₂ + CHCl₃ + 3NaOH → A + 3B + 3C the product A is

VITEEE PCBE Mock Test - 7 - Question 105

The number of isomers exhibited by [Cr(NH₃)₃Cl₃] is

VITEEE PCBE Mock Test - 7 - Question 106

When same quantity of electricity is passed through aqueous AgNO3 and H2SO4 solutions connected in series, 5.04 x 10-2 gram of H2 is liberated. What is the mass of silver (in grams) deposited?(Eq. wts. of Hydrogen = 1.008, silver = 108)

VITEEE PCBE Mock Test - 7 - Question 107

The van der Waal's equation explains the behaviour of

VITEEE PCBE Mock Test - 7 - Question 108

What is the electrochemical equivalent (in g coulomb-1) of silver?
(Ag = 108; F = Faraday)

VITEEE PCBE Mock Test - 7 - Question 109

The ether that undergoes electrophilic substitution reaction is

VITEEE PCBE Mock Test - 7 - Question 110

The electrolysis of aqueous NaCl produces at cathode and anode respectively

VITEEE PCBE Mock Test - 7 - Question 111

Electrolytic reduction method is used in the extraction of

VITEEE PCBE Mock Test - 7 - Question 112

Silicon is an important constituent of

VITEEE PCBE Mock Test - 7 - Question 113

Among the following oxides, the least acidic is

VITEEE PCBE Mock Test - 7 - Question 114

The number of NaCl molecules in unit cell of its crystal is

Detailed Solution for VITEEE PCBE Mock Test - 7 - Question 114

In Nacl, No of Na+ ions = 12 (at edge centres) x 1/4 + 1 (at body centre) x 1 = 3 + 1 = 4
No of Cl- ions = 8 (at corners) x 1/8 + 6 (at face centre) x 1/2 = 1 + 3 = 4
So 4 unis of NaCl

VITEEE PCBE Mock Test - 7 - Question 115

Which of the following is not a redox reaction?

VITEEE PCBE Mock Test - 7 - Question 116

NH₃ has a much higher b.p. than PH₃ because

VITEEE PCBE Mock Test - 7 - Question 117

In chemical reaction, catalyst:

VITEEE PCBE Mock Test - 7 - Question 118

Which of the following will lose optical activity on treatment with diimide H N ═ N H ?

VITEEE PCBE Mock Test - 7 - Question 119

Which of the following is a transition element?

VITEEE PCBE Mock Test - 7 - Question 120

CuSO4 reacts with KCN solution and forms

Detailed Solution for VITEEE PCBE Mock Test - 7 - Question 120

2CuSO4 + 10KCN → 2K3 [Cu (CN)4] + (CN)2 + 2K2SO4

VITEEE PCBE Mock Test - 7 - Question 121

Find the Syonym of ABSTRUSE

VITEEE PCBE Mock Test - 7 - Question 122

Find the antonym of SALUBRIOUS

VITEEE PCBE Mock Test - 7 - Question 123

Fill in the blank with appropriate word.
The firm has enjoyed steady........in the last ten years.

VITEEE PCBE Mock Test - 7 - Question 124

Out of the given alternatives, choose the one which can be substituted for the given capitalised word.

He cannot MAKE BOTH ENDS MEET.

VITEEE PCBE Mock Test - 7 - Question 125

Improve the sentence by choosing best alternative for capitalised part of the sentence.

Every human adance carries with it not only automatic benefits but also a new responsibility, and we must remain constantly AWARE FOR the dangers that lie in the possible misuse of our enormous skills.

Use Code STAYHOME200 and get INR 200 additional OFF
Use Coupon Code
Information about VITEEE PCBE Mock Test - 7 Page
In this test you can find the Exam questions for VITEEE PCBE Mock Test - 7 solved & explained in the simplest way possible. Besides giving Questions and answers for VITEEE PCBE Mock Test - 7, EduRev gives you an ample number of Online tests for practice