Solved Past Paper
NUMS MDCAT Past Paper 2021
Practice and review NUMS MDCAT Past Paper 2021 with verified questions, correct answer keys, and detailed solutions.
Total Questions
147 Qs
Duration Limit
150 Min
Negative Mark
0.00
Attempt Count
0
Solved Questions & Explanations
147 questions with verified answers and explanations
1
Fill in the blanks with the most appropriate option. When we went to cinema, the film ______.
Most Repeated GK MCQs from Past Papers
PYQ
a
Already started
b
Had already started
c
Would already start
d
Started already
Also appeared in
2
Fill in the blanks with the most appropriate option. The soup ______ good.
Most Repeated GK MCQs from Past Papers
PYQ
a
Taste
b
Tastes
c
Is tasting
d
Will tasting
Also appeared in
3
Fill in the blanks with the most appropriate option. She ______ unconscious since 4 o'clock.
Most Repeated GK MCQs from Past Papers
PYQ
a
Is
b
Was
c
Has been
d
Would
Also appeared in
4
Fill in the blanks with the most appropriate option. We will stay here ______ Monday.
Most Repeated GK MCQs from Past Papers
PYQ
a
Until
b
Till
c
Still
d
Since
Also appeared in
5
The word curiosity means:
Guinness World Records (General Knowledge Focus)
PYQ
a
Cruel
b
Keen
c
Angry
d
Killing
Also appeared in
6
Choose the correct spelling:
Guinness World Records (General Knowledge Focus)
PYQ
a
Entrepreneur
b
Enterpreneur
c
Entreprineur
d
Entrepriniur
Also appeared in
7
DRAWBACK, this word is a combination of:
Guinness World Records (General Knowledge Focus)
PYQ
a
Verb + Adjective
b
Noun + Adjective
c
Verb + Noun
d
Verb + Adverb
Also appeared in
8
"Which is the next up train?" What does "up" represent here?
Guinness World Records (General Knowledge Focus)
PYQ
a
Noun
b
Verb
c
Adverb
d
Adjective
Also appeared in
9
I wish I ______ the answer.
Guinness World Records (General Knowledge Focus)
PYQ
a
Will know
b
Knew
c
Have known
d
Know
Also appeared in
10
What does the following word mean? ANALOGUE
Arab League (LAS)
PYQ
a
Opposite
b
Comparable
c
Behind
d
Clock
Also appeared in
11
What does the following word mean? PULSATING
Guinness World Records (General Knowledge Focus)
PYQ
a
Throbbing
b
Pressure
c
Fluid
d
Heart beat
Also appeared in
12
The person in charge of a school is called a ______.
Guinness World Records (General Knowledge Focus)
PYQ
a
Principal
b
Principle
c
Head
d
Staff
Also appeared in
13
Break a leg is commonly used to:
Commonly Used Foreign Expressions in English Writing
PYQ
a
Curse someone
b
Physically harm someone
c
Wish good luck to someone
d
Teach someone a lesson
Also appeared in
14
Bite the bullet is commonly used to:
Commonly Used Foreign Expressions in English Writing
PYQ
a
Accept defeat
b
Accept consequences
c
Accept bad faith
d
Accept death
Also appeared in
15
If fertilization occurs, the young embryo is implanted into the:
Guinness World Records (General Knowledge Focus)
PYQ
a
Epimetrium
b
Perimetrium
c
Myometrium
d
Endometrium
Also appeared in
16
Sperms are produced in:
Guinness World Records (General Knowledge Focus)
PYQ
a
Collecting duct
b
Vas deferens
c
Epididymis
d
Seminiferous tubules
Also appeared in
17
Hormones called gonadotropins are released by which gland?
Guinness World Records (General Knowledge Focus)
PYQ
a
Pituitary
b
Testes
c
Hypothalamus
d
Ovaries
Also appeared in
18
Which of the following is found at the end of long bones, in the nose, larynx, and trachea?
Guinness World Records (General Knowledge Focus)
PYQ
a
Elastic cartilage
b
Fibrous cartilage
c
Perichondrium
d
Hyaline cartilage
Also appeared in
19
A muscle with characters like a spontaneous contraction, one nucleus per cell, and no control over contraction is most likely:
Most Repeated GK MCQs from Past Papers
PYQ
a
Smooth muscle
b
Cardiac muscle
c
Skeletal muscle
d
Visceral muscle
Also appeared in
20
"Ball and socket" joint is present at:
Guinness World Records (General Knowledge Focus)
PYQ
a
Shoulder
b
Wrist
c
Elbow
d
Knee
Also appeared in
21
Which human body function is NOT controlled through negative feedback mechanism?
Weather, Atmosphere and Temperature
PYQ
a
Body temperature
b
Glucagon production
c
Labor contraction
d
Parathyroid activity
Also appeared in
22
Gray matter of spinal cord does not contain:
Guinness World Records (General Knowledge Focus)
PYQ
a
Cell bodies of sensory neurons
b
Cell bodies of interneurons
c
Axons of interneurons
d
Cell bodies of motor neurons
Also appeared in
23
In term of enzyme action, maximum temperature refers to a temperature at which?
Weather, Atmosphere and Temperature
PYQ
a
Enzymes start to denature
b
Enzymes start to re-nature
c
Enzymes work best
d
Enzymes are reactivated
Also appeared in
24
In enzymatic activity, the term "feedback inhibition" is used when:
Guinness World Records (General Knowledge Focus)
PYQ
a
Enzyme is inhibited by the product being produced
b
Enzyme works normally for regulatory mechanism
c
Enzyme remains unaffected by product concentration
d
Enzyme is inhibited irreversibly
Also appeared in
25
The chemical which regulates the enzymatic activity is:
Guinness World Records (General Knowledge Focus)
PYQ
a
Activator
b
Inhibitor
c
Substrate
d
Both A and B
Also appeared in
26
At temperature higher than optimum, enzymatic activity decreases because of:
Weather, Atmosphere and Temperature
PYQ
a
Saturation
b
Inhibition
c
Denaturation
d
Composition
Also appeared in
27
Which of the following ideas was not part of Charles Darwin's theory of evolution by natural selection?
Natural Resources
PYQ
a
Organisms produce more off springs than the environment can support
b
Variation between individuals arises by gene mutation
c
Only those individuals best adapted by environment survive and reproduce
d
Individuals compete for scarce resources
Also appeared in
28
Evolution of kiwi, food of modern horse, webbed feet of duck, and loss of teeth in whale were all explained in detail by:
Food and Agriculture Organization (FAO)
PYQ
a
Lamarck
b
Darwin
c
Weismann
d
De Vries
Also appeared in
29
Which of the following is NOT TRUE about interferons?
Natural Resources
PYQ
a
Secrete interleukin
b
Activate immune cells
c
Activate natural killer cells
d
Belong to cytokines
Also appeared in
30
Intrinsic factor secreted by parietal cells of stomach mucosa helps in:
Non-Aligned Movement (NAM)
PYQ
a
Vitamin B12 absorption
b
Protein digestion
c
Bowel movement
d
Carbohydrate breakdown
Also appeared in
31
Major volume of gastric juices is produced in stomach by:
Major Cities and Urban Areas
PYQ
a
Smell of food
b
Sensation of taste
c
Presence of protein food in stomach
d
Sight of food
Also appeared in
32
Which one is NOT a metabolic role of liver?
Guinness World Records (General Knowledge Focus)
PYQ
a
Gluconeogenesis
b
Glycogenolysis
c
Deamination
d
Immunoglobulin synthesis
Also appeared in
33
The enzyme which is NOT produced by the pancreas during digestion is:
Guinness World Records (General Knowledge Focus)
PYQ
a
Lipase
b
Trypsin
c
Pepsin
d
Amylase
Also appeared in
34
The heart chamber from where the aorta originates is the:
Guinness World Records (General Knowledge Focus)
PYQ
a
Left ventricle
b
Right ventricle
c
Left atrium
d
Right atrium
Also appeared in
35
Lymphatic system contains all of the organs/structures except:
Earth’s Structure and Geological Features
PYQ
a
Lymphoid masses
b
Lymph vessels
c
Spleen
d
Lungs
Also appeared in
36
The smaller (40S) of ribosome combines with larger subunit (60S) in the presence of Mg ion to form ______ particle.
Guinness World Records (General Knowledge Focus)
PYQ
a
70 S
b
80 S
c
90 S
d
100 S
Also appeared in
37
The natural bacterial flora is beneficial to humans because they:
Natural Resources
PYQ
a
Interfere with pathogenic colonization
b
Develop resistance against antigens
c
Produce antibiotic against pathogens
d
Develop resistance against physical agents
Also appeared in
38
In bacteria, the resistance against heat is provided by:
Guinness World Records (General Knowledge Focus)
PYQ
a
Granules
b
Cysts
c
Spores
d
Plasmids
Also appeared in
39
These hormones perform antagonistic function EXCEPT:
Guinness World Records (General Knowledge Focus)
PYQ
a
Calcitonin - Parathyroid
b
Growth Hormone - Somatostatin
c
Adrenaline - Noradrenaline
d
Insulin - Glucagon
Also appeared in
40
Virus recognize host through:
Guinness World Records (General Knowledge Focus)
PYQ
a
Envelope
b
DNA
c
Capsid
d
Protein Coat
Also appeared in
41
Cell surface markers are:
Guinness World Records (General Knowledge Focus)
PYQ
a
Lipoproteins
b
Glycolipids
c
Sphingolipids
d
Glycoproteins
Also appeared in
42
Porins are present in:
Guinness World Records (General Knowledge Focus)
PYQ
a
Mitochondria and goigi apparatus
b
Mitochondria and chloroplast
c
Mitochondria and ribosomes
d
Golgi apparatus and chloroplast
Also appeared in
43
The role of parietal cells of mucosa is:
Guinness World Records (General Knowledge Focus)
PYQ
a
Protein digestion
b
HCl secretion
c
Protein absorption
d
HCl inhibition
Also appeared in
44
Structure present in both prokaryotes and eukaryotes:
Earth’s Structure and Geological Features
PYQ
a
80s ribosomes
b
Cell wall
c
Cell membrane
d
Golgi apparatus
Also appeared in
45
Which organelle has hydrolytic enzymes?
Guinness World Records (General Knowledge Focus)
PYQ
a
Endoplasmic reticulum
b
Ribosomes
c
Lysosomes
d
Cell wall
Also appeared in
46
Number and sequence of amino acids is determined by:
Earth’s Structure and Geological Features
PYQ
a
Primary structure
b
Secondary structure
c
Tertiary structure
d
Quaternary structure
Also appeared in
47
Water is a solvent due to:
World Leaders in News
PYQ
a
Surface tension
b
Polarity
c
Heat capacity
d
Viscosity
Also appeared in
48
Most of RNA is present in:
Most Repeated GK MCQs from Past Papers
PYQ
a
Cell membrane
b
Cytoplasm
c
Nucleolus
d
Lysosomes
Also appeared in
49
Turgidity in plants is maintained by:
Guinness World Records (General Knowledge Focus)
PYQ
a
Wall pressure
b
Internal pressure
c
Vacuole
d
Osmotic pressure
Also appeared in
50
Chlorophyll pigments are present in:
Guinness World Records (General Knowledge Focus)
PYQ
a
Chloroplast
b
Chromoplast
c
Elioplast
d
Amyloplas
Also appeared in
51
Xanthophylls are which pigment?
Green Climate Fund (GCF)
PYQ
a
Yellow
b
Red
c
Orange
d
Green
Also appeared in
52
Pathway from receptor to effector in which conscious part of brain is not involved is the:
Guinness World Records (General Knowledge Focus)
PYQ
a
Reflex arc
b
Sensory pathway
c
Motor pathway
d
Somatosensory pathway
Also appeared in
53
Which of the following organelles has its own DNA?
Guinness World Records (General Knowledge Focus)
PYQ
a
Endoplasmic reticulum
b
Lysosomes
c
Mitochondria
d
Ribosomes
Also appeared in
54
Which organelle performs a role in cell wall formation?
Guinness World Records (General Knowledge Focus)
PYQ
a
Ribosomes
b
Cell membrane
c
Plasmids
d
Golgi apparatus
Also appeared in
55
Steroids synthesis occurs in:
Guinness World Records (General Knowledge Focus)
PYQ
a
Rough endoplasmic reticulum
b
Smooth endoplasmic reticulum
c
Ribosomes
d
Golgi apparatus
Also appeared in
56
The master gland in the human body is:
United Nations Human Settlements Programme (UN-Habitat)
PYQ
a
Pituitary gland
b
Thyroid gland
c
Parathyroid gland
d
Mammary gland
Also appeared in
57
End product of light reaction of photosynthesis is:
Financial Action Task Force (FATF)
PYQ
a
ADP and NADPH
b
ATP and NADPH
c
Carbon dioxide and water
d
NADPH and AMP
Also appeared in
58
Definition of hydrolysis:
Financial Action Task Force (FATF)
PYQ
a
Combining of molecules due to reaction with hydrogen
b
Combining of molecules due to reaction with water
c
Breaking of molecules due to reaction with water
d
Breaking of molecules due to reaction with hydrogen
Also appeared in
59
Which of following is a structural protein?
Guinness World Records (General Knowledge Focus)
PYQ
a
Pepsinogen
b
Casein
c
Enzyme
d
Collagen
Also appeared in
60
Transmission of impulse is done by:
Guinness World Records (General Knowledge Focus)
PYQ
a
Smooth endoplasmic reticulum
b
Rough endoplasmic reticulum
c
Golgi apparatus
d
Ribosomes
Also appeared in
61
The pH of human blood is:
United Nations Human Settlements Programme (UN-Habitat)
PYQ
a
7.45 to 7.55
b
7.35 to 7.45
c
7.15 to 7.25
d
7.25 to 7.35
Also appeared in
62
In an X-linked recessive disease, a affected woman married to a normal man, the percentage of affected daughters is:
Famous Seas
PYQ
a
0%
b
25%
c
50%
d
100%
Also appeared in
63
The number of ATP used to produce 1 glucose in Calvin cycle is:
Guinness World Records (General Knowledge Focus)
PYQ
a
9
b
18
c
27
d
36
Also appeared in
64
Which part of virus has glycoproteins?
Guinness World Records (General Knowledge Focus)
PYQ
a
Spikes
b
Envelope
c
Capsid
d
DNA
Also appeared in
65
Which hexose is most important from a biological point of view?
Most Repeated GK MCQs from Past Papers
PYQ
a
Mannose
b
Fructose
c
Glucose
d
Lactose
Also appeared in
66
Chromosomes that are same in male and female are called:
Guinness World Records (General Knowledge Focus)
PYQ
a
X chromosomes
b
Y chromosomes
c
Sex chromosomes
d
Autosomes
Also appeared in
67
In the light reaction, water is used in:
Financial Action Task Force (FATF)
PYQ
a
Reduction
b
Oxidation
c
Photolysis
d
Oxygenation
Also appeared in
68
Light reaction takes place in which part of the chloroplast?
Financial Action Task Force (FATF)
PYQ
a
Thylakoid
b
Stroma
c
Lamella
d
Membrane
Also appeared in
69
Which of the following attaches bones to muscles?
Guinness World Records (General Knowledge Focus)
PYQ
a
Ligaments
b
Cartilage
c
Membranes
d
Tendons
Also appeared in
70
The outer most living boundary of the cell is:
Most Repeated GK MCQs from Past Papers
PYQ
a
Cell wall
b
Cell membrane
c
Cytoplasm
d
Nuclear membrane
Also appeared in
71
The sensation of pain is produced by:
Guinness World Records (General Knowledge Focus)
PYQ
a
Thermoreceptor
b
Photoreceptor
c
Chemoreceptor
d
Nooireceptor
Also appeared in
72
The resting membrane potential is:
Guinness World Records (General Knowledge Focus)
PYQ
a
-70 mV
b
-60 mV
c
-50 mV
d
-40 mV
Also appeared in
73
Which neurotransmitter is present in the peripheral nervous system?
Central American Integration System (SICA)
PYQ
a
Epinephrine
b
Acetylcholine
c
Dopamine
d
Serotonin
Also appeared in
74
Most ideal gas in the following is:
Most Repeated GK MCQs from Past Papers
PYQ
a
H₂
b
He
c
N₂
d
CO
Also appeared in
75
Two ice blocks stick together due to:
Financial Action Task Force (FATF)
PYQ
a
London dispersion Forces
b
Dipole dipole forces
c
Hydrogen bonding
d
All of the above options are correct
Also appeared in
76
Unit of rate constant is same as for:
Financial Action Task Force (FATF)
PYQ
a
First order reaction
b
Second order reaction
c
Third order reaction
d
Zero order reaction
Also appeared in
77
Reduction occurs at:
Guinness World Records (General Knowledge Focus)
PYQ
a
Anode
b
Cathode
c
Salt bridge
d
None of these
Also appeared in
78
Which increases down the group for alkali metals?
International Atomic Energy Agency (IAEA)
PYQ
a
Electron affinity
b
Reactivity
c
Ionization energy
d
All of the above options are correct
Also appeared in
79
Electron affinity decreases down the group due to:
International Atomic Energy Agency (IAEA)
PYQ
a
Increase in atomic radius
b
Decrease in atomic radius
c
Increase in electronegativity
d
All of the above options are correct
Also appeared in
80
It is impossible for two electrons to have same value of spin quantum number in the same orbital, according to:
Guinness World Records (General Knowledge Focus)
PYQ
a
Hund's rule
b
Aufbau principle
c
Pauli's exclusion principle
d
All of the above options are correct
Also appeared in
81
Which one is least ionic?
East African Community (EAC)
PYQ
a
NaCl
b
AlCl₃
c
MgCl₃
d
KCl
Also appeared in
82
Diamond is:
Guinness World Records (General Knowledge Focus)
PYQ
a
Covalent solid
b
Molecular solid
c
Metallic solid
d
Ionic solid
Also appeared in
83
Ideal gas equation is:
Guinness World Records (General Knowledge Focus)
PYQ
a
P = nRT
b
PV = RT
c
nRTP
d
PV = nRT
Also appeared in
84
How many moles of CO contain 16g of oxygen?
Guinness World Records (General Knowledge Focus)
PYQ
a
5 mol
b
1 mol
c
0.5 mol
d
2 mol
Also appeared in
85
Stoichiometry is:
World Leaders in News
PYQ
a
Relationship between quantities of substances in a chemical reaction
b
Relationship between concentration of substances
c
Relationship between amount of substances in a chemical equation
d
All of the above options are correct
Also appeared in
86
What is the most common gas in the environment?
Most Repeated GK MCQs from Past Papers
PYQ
a
N₂
b
CO₂
c
O₂
d
He
Also appeared in
87
Proton is how many times heavier than an electron?
Time Zones and Latitude–Longitude
PYQ
a
1842
b
1838
c
1836
d
1840
Also appeared in
88
Which quantum number tells shape of the orbital?
Guinness World Records (General Knowledge Focus)
PYQ
a
Magnetic quantum number
b
Spin quantum number
c
Azimuthal quantum number
d
Principle quantum number
Also appeared in
89
The number of electrons in the p subshell is:
Guinness World Records (General Knowledge Focus)
PYQ
a
2
b
6
c
10
d
14
Also appeared in
90
Which one of the following has greater bond energy?
International Atomic Energy Agency (IAEA)
PYQ
a
HF
b
HCl
c
HBr
d
HI
Also appeared in
91
Oxidation number of an element in free state is:
European Free Trade Association (EFTA)
PYQ
a
2
b
1
d
-1
Also appeared in
92
Which of the following is light as a feather and strong as iron?
Guinness World Records (General Knowledge Focus)
PYQ
a
Graphene
b
Graphite
c
Diamond
d
Mercury
Also appeared in
93
The maximum density of water is at:
Guinness World Records (General Knowledge Focus)
PYQ
a
2.98 °C
b
3.98 °C
c
4 °C
d
4.98 °C
Also appeared in
94
Homocyclic hydrocarbons are further divided into:
Guinness World Records (General Knowledge Focus)
PYQ
a
Alicyclic and aromatic
b
Carbocyclic and heterocyclic
c
Acyclic and heterocyclic
d
Heterocyclic and aromatic
Also appeared in
95
Which contains sp² hybridization?
Guinness World Records (General Knowledge Focus)
PYQ
a
Methane
b
Ethane
c
Alkyne
d
None of these
Also appeared in
96
Formula of wood spirit is:
Guinness World Records (General Knowledge Focus)
PYQ
a
C₂H₅OH
b
CH₃OH
c
HCHO
d
CH₃COO
Also appeared in
97
Geometric isomerism is shown by:
Guinness World Records (General Knowledge Focus)
PYQ
a
Alkanes
b
Alkenes
c
Alkynes
d
All of the above options are correct
Also appeared in
98
CₙH₂ₙO is the general formula of:
Guinness World Records (General Knowledge Focus)
PYQ
a
Alcohols
b
Ketones
c
Carboxylic Acid
d
Ethers
Also appeared in
99
Alcohols and phenols can be differentiated by which reaction?
Financial Action Task Force (FATF)
PYQ
a
Lucas test
b
Halogenation
c
Nitration
d
Iodoform
Also appeared in
100
50% NaOH is used in:
Financial Action Task Force (FATF)
PYQ
a
Aldol condensation reaction
b
Cannizaro reaction
c
Clemenson condensation reaction
d
Wolfkishner reaction
Also appeared in
101
Carboxylic acids are soluble in water due to:
Financial Action Task Force (FATF)
PYQ
a
Dipole dipole forces
b
London dispersion forces
c
Hydrogen bonding
d
Covalent bonding
Also appeared in
102
Esterification occurs in the presence of:
Guinness World Records (General Knowledge Focus)
PYQ
a
Aldehydes and ketone
b
Alcohols and ketone
c
Carboxylic acid and alcohols
d
Carboxylic acid and aldehydes
Also appeared in
103
Benzene can be prepared from sodium benzoate by reaction with:
Financial Action Task Force (FATF)
PYQ
a
AlCl₃
b
NaOH
c
Chlorobenzenes
d
Cumene
Also appeared in
104
Empirical formula is related to molecular formula by:
Guinness World Records (General Knowledge Focus)
PYQ
a
Molecular formula = n + empirical formula
b
Molecular formula = 2n(empirical formula)
c
Molecular formula = n(empirical formula)
d
Molecular formula = empirical formula/n
Also appeared in
105
Which one is more reactive among halogens?
Guinness World Records (General Knowledge Focus)
PYQ
a
F₂
b
Cl₂
c
Br₂
d
I₂
Also appeared in
106
One calorie is equal to:
Guinness World Records (General Knowledge Focus)
PYQ
a
4.18 kJ
b
4.18 J
c
18 J
d
18 kJ
Also appeared in
107
The net enthalpy change in a chemical reaction is same whether it is brought about in two or more different ways in one or several steps. It is known as:
International Atomic Energy Agency (IAEA)
PYQ
a
Henry's law
b
Hess's law
c
Law of conservation of energy
d
Joule's law
Also appeared in
108
Which is not true about rate of reaction?
Weather, Atmosphere and Temperature
PYQ
a
It is independent of concentration of reactants
b
It depends upon the temperature
c
It does not depend upon the order of reaction
d
All of the above options are correct
Also appeared in
109
Which one is a s block element?
Guinness World Records (General Knowledge Focus)
PYQ
a
B
b
K
c
Al
d
Cu
Also appeared in
110
Water is a universal solvent due to:
Universal Postal Union (UPU)
PYQ
a
London dispersion forces
b
Hydrogen bonding
c
Dipole dipole forces
d
Covalent bonding
Also appeared in
111
Bond angle is 120° in:
Guinness World Records (General Knowledge Focus)
PYQ
a
Ethane
b
Ethyne
c
Ethene
d
Cyclopropane
Also appeared in
112
The time rate of change of velocity is called:
Time Zones and Latitude–Longitude
PYQ
a
Force
b
Acceleration
c
Power
d
Energy
Also appeared in
113
In projectile motion, the range of projectile will be maximum at an angle of:
Guinness World Records (General Knowledge Focus)
PYQ
a
30 degrees
b
45 degrees
c
80 degrees
d
90 degrees
Also appeared in
114
Which of the following is not true?
Guinness World Records (General Knowledge Focus)
PYQ
a
Momentum is product of mass and velocity
b
Momentum is not a vector quantity
c
Unit of momentum is N.s
d
Momentum is quantity of motion
Also appeared in
115
In perfect elastic collision?
International Atomic Energy Agency (IAEA)
PYQ
a
Only total energy is conserved
b
Only momentum is conserved
c
Only kinetic energy is conserved
d
Momentum, kinetic energy, and total energy is conserved
Also appeared in
116
The slope of displacement-time graph is:
Time Zones and Latitude–Longitude
PYQ
a
Velocity
b
Displacement
c
Acceleration
d
Distance
Also appeared in
117
Two stones, 10kg and 50kg fall through 80m high cliff. Which stone has greater velocity at bottom? (ignoring air resistance) (g=10ms²)
United Nations High Commissioner for Refugees (UNHCR)
PYQ
a
10kg
b
50kg
c
Both have same velocity
d
Cannot be calculated
Also appeared in
118
How much work is done by force of gravity in pulling a stone of weight 10N from the top of 250m high cliff to the foot of cliff?
United Nations High Commissioner for Refugees (UNHCR)
PYQ
a
250J
b
25J
c
2500J
d
25,000J
Also appeared in
119
When the speed of your car is halved, by what factor does its kinetic energy decrease?
International Atomic Energy Agency (IAEA)
PYQ
a
1/2
b
1/4
c
1/6
d
1/8
Also appeared in
120
If by some phenomenon the Earth contracts to one half of its present size, then the value of gravitational potential energy becomes:
Time Zones and Latitude–Longitude
PYQ
a
Double
b
One-half
c
Remains the same
d
Four times
Also appeared in
121
The product of force and velocity is:
International Atomic Energy Agency (IAEA)
PYQ
a
Kinetic energy
b
Potential energy
c
Power
d
Work done
Also appeared in
122
One degree is equal to:
Guinness World Records (General Knowledge Focus)
PYQ
a
0.1 radian
b
0.15 radian
c
0.275 radian
d
0.0175 radian
Also appeared in
123
An object moving along a circular path of radius 1m. It covers a distance of 2m along the circumference of the circle. What will be the angular displacement covered by it?
Guinness World Records (General Knowledge Focus)
PYQ
a
1/2 radian
b
2 radian
c
3 radian
d
2/3 radian
Also appeared in
124
If we double, both the speed of the body and radius of the circular path, the centripetal force will be:
Time Zones and Latitude–Longitude
PYQ
a
Same
b
Double
c
4 times
d
8 times
Also appeared in
125
Relationship between angular and linear velocity is:
Relations Between Major Powers
PYQ
a
ω= rv
b
v= rω
c
ω= v/r 2
d
v= ω/r
Also appeared in
126
In a ripple tank 100 waves pass through a certain point in one second. If the wavelength of the wave is 1cm then the speed of the wave will be?
Guinness World Records (General Knowledge Focus)
PYQ
a
1 ms⁻¹
b
2 ms⁻¹
c
3 ms⁻¹
d
4 ms⁻¹
Also appeared in
127
To make frequency of spring oscillation four times, we have to:
Time Zones and Latitude–Longitude
PYQ
a
Reduce mass to one fourth
b
Quadruple the mass
c
Reduce mass to one sixteenth
d
Double the mass
Also appeared in
128
Speed of sound is 332ms⁻¹ at 0°C. What will be its value at 10°C?
Guinness World Records (General Knowledge Focus)
PYQ
a
332 ms⁻¹
b
338.1 ms⁻¹
c
332.61 ms⁻¹
d
334.1 ms⁻¹
Also appeared in
129
In molar specific heat, the equation Cp-Cv = R shows that:
Guinness World Records (General Knowledge Focus)
PYQ
a
Cp< Cv
b
Cp= Cv
c
Cp> Cv
d
Cp= Constant
Also appeared in
130
The thermodynamic process during which volume of the system remains constant is:
Central American Integration System (SICA)
PYQ
a
Isothermal
b
Isobaric
c
Isochoric
d
Adiabatic
Also appeared in
131
If two capacitors of capacitance 2 µF and 6 µF are connected in parallel, the equivalent capacitance of combination will be:
Guinness World Records (General Knowledge Focus)
PYQ
a
8 µF
b
3/2 µF
c
4 µF
d
13/2 µF
Also appeared in
132
Capacitance of a capacitor does not depend upon:
Guinness World Records (General Knowledge Focus)
PYQ
a
Distance between plates
b
Separation between plates
c
Medium
d
Metal of plates
Also appeared in
133
Power transfer will be maximum when:
Guinness World Records (General Knowledge Focus)
PYQ
a
R > r
b
R < r
c
R = r
d
R = 1/r
Also appeared in
134
A wire is stretched so that its radius of cross section becomes half, then resistance of wire will be:
International Federation of Red Cross and Red Crescent Societies (IFRC)
PYQ
a
4R
b
R/4
c
8R
d
16R
Also appeared in
135
When a charged particle enters the magnetic field parallel, it will:
North Atlantic Treaty Organization (NATO)
PYQ
a
Deflect towards North
b
Deflect towards South
c
Move straight
d
Move in circular path
Also appeared in
136
Magnetic flux is maximum when angle between magnetic field and vector area is:
Area, Population and Official Languages
PYQ
a
0°
b
45°
c
60°
d
90°
Also appeared in
137
The domestic electricity supply in Pakistan has a frequency of:
Guinness World Records (General Knowledge Focus)
PYQ
a
30 Hz
b
50 Hz
c
70 Hz
d
100 Hz
Also appeared in
138
The device which increases or decreases the emf is called:
Guinness World Records (General Knowledge Focus)
PYQ
a
AC generator
b
Motor
c
Transformer
d
DC generator
Also appeared in
139
The induced current flow in such a direction so as to oppose the cause that produces it. The statement is:
Guinness World Records (General Knowledge Focus)
PYQ
a
Ampere's Law
b
Faraday's Law
c
Lenz's Law
d
Joule's Law
Also appeared in
140
The device which is used for conversion of AC into DC is:
Guinness World Records (General Knowledge Focus)
PYQ
a
Amplifier
b
Rectifier
c
Diode
d
Transistor
Also appeared in
141
The process of conversion of AC into DC is called:
Guinness World Records (General Knowledge Focus)
PYQ
a
Rectification
b
Amplification
c
Rectifier
d
Conversion
Also appeared in
142
In projectile motion, at maximum height:
Guinness World Records (General Knowledge Focus)
PYQ
a
vₓ = 0, vᵧ = Constant
b
vₓ = Constant, vᵧ = Constant
c
vₓ = 0, vᵧ = 0
d
vₓ = Constant, vᵧ = 0
Also appeared in
143
A 32g phosphorus is decayed and 2g remains undecayed after 60 days. The half-life of phosphorous is:
Guinness World Records (General Knowledge Focus)
PYQ
a
5 days
b
6 days
c
10 days
d
15 days
Also appeared in
144
The SI unit of gravitational potential is :
Guinness World Records (General Knowledge Focus)
PYQ
a
J/kg
b
J/(m kg)
c
J/(m s)
d
Js
Also appeared in
145
In nuclear radiography for medical diagnosis which rays are used?
Guinness World Records (General Knowledge Focus)
PYQ
a
Alpha particles
b
UV rays
c
Gamma rays
d
X rays
Also appeared in
146
Unit of linear momentum is:
Guinness World Records (General Knowledge Focus)
PYQ
a
Nm
b
N/s
c
Ns
d
Ns²
Also appeared in
147
General gas equation formula:
Guinness World Records (General Knowledge Focus)
PYQ
a
PV = nRT
b
PV = RT/m
c
PV = nR/T
d
PV = nT/R
Also appeared in
About This Paper
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Topic Weightage
Guinness World Records (General Knowledge Focus)
55.1%
Most Repeated GK MCQs from Past Papers
6.8%
Financial Action Task Force (FATF)
6.8%
International Atomic Energy Agency (IAEA)
4.8%
Time Zones and Latitude–Longitude
4.1%
Weather, Atmosphere and Temperature
2.7%
Natural Resources
2%
Earth’s Structure and Geological Features
2%
Commonly Used Foreign Expressions in English Writing
1.4%
World Leaders in News
1.4%
United Nations Human Settlements Programme (UN-Habitat)
1.4%
Central American Integration System (SICA)
1.4%
United Nations High Commissioner for Refugees (UNHCR)
1.4%
Arab League (LAS)
0.7%
Food and Agriculture Organization (FAO)
0.7%
Non-Aligned Movement (NAM)
0.7%
Major Cities and Urban Areas
0.7%
Green Climate Fund (GCF)
0.7%
Famous Seas
0.7%
East African Community (EAC)
0.7%
European Free Trade Association (EFTA)
0.7%
Universal Postal Union (UPU)
0.7%
Relations Between Major Powers
0.7%
International Federation of Red Cross and Red Crescent Societies (IFRC)
0.7%
North Atlantic Treaty Organization (NATO)
0.7%
Area, Population and Official Languages
0.7%