Science can be defined as study. “mainly concerned with the phenomenan of physical universe any or all of natural sciences or biological sciences. Science as the “the field of study which attempts to describe and understand the nature of the universe in whole or part.
Here you will find the General Science Multiple Choice Questions Mcqs are from Biology, Chemistry, Physics and Atmospheric Studies. Everyday Science Online Test 2 Mcqs Preparation Practice Questions. All Important Abbreviation related to Everyday Science in MCQs.
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Everyday Science Mcqs Online With Answers for NTS PPSC PTS OTS Entry Test Classes
Everyday Science
Everyday Science Mcqs with Answers online.
The Carbon Dioxide in the atmosphere, by volume, is?
- 0.039%
- 3.9%
- 13%
- 30%
Right Answer: 0.039%
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Water covers __________ of the Earth’s surface?
- 60%
- 65%
- 70%
- 75%
Right Answer: 70%
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The density of water is ?
- 1 g/cm3
- 1.5 g/cm3
- 2 g/cm3
- none of these
Right Answer: 1 g/cm3
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In a very low temperature which from the following will freeze at last?
- River water
- Canal water
- Sea water
- Water in a lake
Right Answer: Sea water
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The gas, commonly known as “laughing gas”, is?
- Carbon Dioxide
- Sulfur Dioxide
- Nitrous Oxide
- Sodium Oxide
Right Answer: Nitrous Oxide
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Carrot is good source of Vitamin?
- Vitamin A
- Vitamin B
- Vitamin C
- Vitamin D
Right Answer: Vitamin A
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The damage to the_________nerve could result in the defect of the eye movement?
A. Optic
B. Trigeminal
C. Abducens
D. none
Right Answer: Abducens
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A camera uses a __________ to form an image?
- convex lens
- concave lens
- condenser lens
- none of these
Right Answer: convex lens
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Which is the outermost planet in the solar system?
A. Mercury
B. Pluto
C. Neptune
D. Uranus
Right Answer: Neptune
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The Beta particles are fast moving?
A. Protons
B. Electrons
C. Neutrons
D. None
Right Answer: Electrons
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A Fahrenheit thermometer indicates a temperature of ‘ 14°F. its corresponding reading on the Celsius scale will be?
A. – 2O°C
B. – 10°C
C. + 10°C
D. + 20°C
Right Answer: – 10°C
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Medulla oblongata is a part of human?
A. Heart
B. Brain
C. Liver
D. Sex organ
Right Answer: Brain
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About 50% of the Earth’s crust, including the waters on the Earth and atmosphere, is?
- Oxygen
- Cabon Dioxide
- Silicon
- Clay
Right Answer: Oxygen
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The most densest substance on the Earth is?
- Platinum
- Copper
- Steel
- Osmium
Right Answer: Osmium
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It is impossible for a type of O+ baby to have a type of____________mother?
A. AB-
B. O-
C. O+
D. none
Right Answer: AB-
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The biggest species of the cat family is?
A. Tiger
B. Lion
C. Leopard
D. None
Right Answer: Tiger
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Biosensor is used to measure?
- Blood glucose level
- The body pH value
- Amount of hemoglobin
- Salinity in Urine
Right Answer: Blood glucose level
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Copper can be converted into gold by ?
A. Artificial radioactivity
B. heating
C. Electroplating
D. Chemical reaction
Right Answer: Artificial radioactivity
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Materials for rain-proof coats and tents owe their water proof properties to?
A. Surface tension
B. Viscosity
C. Specific gravity
D. Elasticity
Right Answer: Surface tension
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Cobalt is a material which is ?
A. Strongly attracted by a magnet
B. Not attracted by a magnet
C. not a magnet
D. Weakly attracted by a magnet
E. None of these
Right Answer: Strongly attracted by a magnet
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Milk contains water?
A. 70%
B. 75%
C. 80%
D. 90%
Right Answer: 80%
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The lifespan of White Blood Cells is __________ day(s)?
A. 1 – 5 days
B. 3 – 7 days
C. 4 – 8 days
D. 5 – 21 days
Right Answer: 5 – 21 days
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Cusec is a unit of?
A. Area
B. Time
C. Distance
D. mass
E. None of these
Right Answer: None of these
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The sky appears blue because the earth’s atmosphere?
A. Scatters blue light
B. Reflects blue light
C. Transmits blue light
D. Has actual blue cover
Right Answer: Reflects blue light
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Night vision is possible with the help of?
A. Red light
B. Violet light
C. Infrared Rays
D. Ultra violet Light
E. None of these
Right Answer: Infrared Rays
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The study Of GLANDS is called?
A. cardiology
B. None of these
C. Endocrinology
D. Entomology
Right Answer: Endocrinology
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Moon light reaches to earth in___________seconds?
A. 0.3 seconds
B. 1.3 seconds
C. 2.3 seconds
D. 3.3 seconds
Right Answer: 1.3 seconds
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Detergents dissolved in water help in cleaning clothes by?
A. Increasing the temperature of water
B. Reacting chemically with dirt
C. Reducing the surface tension of water
D. Dissolving dirt
Right Answer: Reducing the surface tension of water
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The bodyguard of the Earth is __________ that save the Earth from many Comets and Asteroids?
- Mars
- Saturn
- Uranus
- Jupiter
Right Answer: Jupiter
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Very High Frequency (VHF) have __________ wavelengths?
- shorter
- shortest
- longer
- longest
Right Answer: shorter
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The average adult has a blood volume of about __________ liters?
- 4
- 5
- 6
- 7
Right Answer: 5
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Parsec is a unit of?
A. Energy
B. Time
C. Power
D. Distance
E. None of these
Right Answer: Distance
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A tight-rope walker carries a long pole which he holds across his body. The purpose of this pole is to?
A. Prop him up if he falls
B. Spread out his weight and reduce the pressure on the rope
C. Add extra weight to keep the rope tightly stretched
D. To keep the Center of gravity always above vertically above the rope
Right Answer: To keep the Center of gravity always above vertically above the rope
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Twinkling of stars is caused by ?
A. Reflection of light
B. Polarization of light
C. refraction of light
D. Interference of light
E. None of these
Right Answer: Polarization of light
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Diesel engine was discovered by?
A. Paul Muller
B. Faraday
C. Waldeyer
D. Rudolf Diesel
Right Answer: Rudolf Diesel
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which of these plants open its mouth when insect sit on its lid?
A. Sunflower
B. Pitcher plant
C. Brassica Plant
D. None of these
Right Answer: Pitcher plant
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According to Big Bang Theory, the Universe began about __________ billion years ago?
- 10 – 20
- 20 – 30
- 30 – 40
- 40 – 50
Right Answer: 10 – 20
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The human brain uses__________ percent of the total oxygen and blood in the body?
A. 20
B. 12
C. 35
D. 48
Right Answer: 20
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Who is considered the founder of meteorology?
- Aristotle
- Plato
- Einstein
- Newton
Right Answer: Aristotle
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The primary function of the feathers in birds is to?
A. Provide insulation for preserving body heat
B. Provide striking surface to the wings for flying
C. Make the body surface waterproof
D. impart coloration for species as well as sex recognition
Right Answer: Provide striking surface to the wings for flying
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Myopia is a defect of Human eye. it can be corrected by using a lens called?
A. Convex lens
B. Concave lens
C. Cylindrical lens
D. Plano convex lens
E. None of these
Right Answer: Concave lens
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The biggest planet in our solar system is?
A. Venus
B. Pluto
C. Jupiter
D. None
Right Answer: Jupiter
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Which vitamins not stored in human body?
A. Vitamin A
B. Vitamin B
C. Vitamin C
D. Vitamin D
Right Answer: Vitamin C
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The three elements needed for healthy growth of plants are?
A. N, P, K
B. N, C, P
C. N, K,
D. N, S, P
Right Answer: N, P, K
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The function of hemoglobin is?
A. Transportation of oxygen
B. Destruction of bacteria
C. Prevention of anemia
D. Utilization of energy
Right Answer: Transportation of oxygen
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X-rays were discovered by?
- Rontgen
- Thomson
- Rutherford
- Bacquerel
Right Answer: Rontgen
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Reflex actions in head region are under the control of?
A. Brain
B. Spinal cord
C. both a & b
D. non of the above
Right Answer: Brain
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Coulomb is the scientific unit to measure?
A. Velocity
B. Temperature
C. Mass
D. None OF These
Right Answer: None OF These
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The inner most part of the earth is?
A. Crust
B. Mental
C. Core
D. None of these
Right Answer: Core
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The distance of mercury from sun is?
A. 56 million km
B. 57.9 million km
C. 58.9 million km
D. 59.1 million
Right Answer: 57.9 million km
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The SI unit of Heat is?
- Watt
- Volt
- Joule
- Newton
Right Answer: Joule
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Who developed the telegraph code?
A. Andre Ampere
B. Samuel Morse
C. Joseph Henry
D. Jean Fourier
Right Answer: Samuel Morse
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Long-sight defect could be corrected by using __________ lens?
- concave
- Convex
- diverging
- none of these
Right Answer: Convex
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In night, when photosynthesis is stopped, plants?
- take in Carbon Dioxide
- take in Oxygen
- give off Carbon Dioxide
- give off Oxygen
Right Answer: give off Carbon Dioxide
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The blue colour of clear sky is due to?
A. Reflection of light
B. Refraction of light
C. Diffraction of light
D. Dispersion of light
Right Answer: Dispersion of light
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1 light year = ?
- 9.5×106 km
- 9.5×109 km
- 9.5×1012 km
- 9.5×1018 km
Right Answer: 9.5×1012 km
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Deuterium differs from Hydrogen in having?
A. Different atomic number but same atomic weight
B. Different atomic number and different atomic weight
C. Same atomic number and different atomic weight
D. None
Right Answer: Same atomic number and different atomic weight
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Sound waves are _________ waves?
- Transverse
- Electromagnetic
- Longitudinal
- none of these
Right Answer: Longitudinal
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What is the body temperature of a normal man?
A. 81.1o C
B. 36.9o C
C. 98.6o C
D. 21.7o C
Right Answer: 36.9o C
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Addison’s disease is caused by the excessive secretion of ?
A. Antiduretic Harmone
B. Luteinising Harmone
C. Melanophore stimulating Harmone
D. Adrenocorticotrophic Harmone
Right Answer: Adrenocorticotrophic Harmone
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The severity of 2005 earthquake in Pakistan on Richter scale was ?
A. 6.9
B. 7.6
C. 7.1
D. none
Right Answer: 7.6
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Orange belongs to the family?
a. Malvaceae
b. Rotaceae
c. Rutaceae
d. Composite
Right Answer: Rutaceae
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The echo (reflected sounD. will be distinctly heard only at ordinary temperatures if the distance of the reflecting surfaces from the source of sound is at least?
A. 1120 ft
B. 120 ft
C. 56 ft
D. 100 ft
E. None of these
Right Answer: 56 ft
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Trachoma is a disease of the?
A. Liver
B. Eyes
C. Lungs
D. Kidneys
Right Answer: Eyes
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Steering of a car involves?
A. A single force
B. Two forces acting in the same direction
C. Two forces acting along different lines and in opposite direction.
D. A pair of forces acting along the same line and in opposite direction
Right Answer: A pair of forces acting along the same line and in opposite direction
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In general, Comets have __________ orbits?
- Elliptical
- Highly elliptical
- Circular
- Parabolic
Right Answer: Highly elliptical
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A light year is a unit of ?
A. Time
B. Energy
C. Length
D. Mass
Right Answer: Length
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Magnifying power of a simple microscope can be increased by ?
A. increasing focal length of the lens
B. Decreasing focal length of the lens
C. Lens of large aperture
D. lens of short aperture
E. None of these
Right Answer: increasing focal length of the lens
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Which woody raw material is used for the manufacture of paper pulp?
A. Cotton
B. Poplar
C. Bagasse
D. Rice straw
Right Answer: Poplar
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The sunlight can reach a depth of___________meters in the ocean?
A. 80
B. 100
C. 120
D. None
Right Answer: 100
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Copper is used in the production of?
A. Brick kilns
B. Children toys
C. Kitchen utilities
D. Electric wires
Right Answer: Electric wires
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Electron was discovered by?
A. Michael Faraday
B. James Maxwell
C. Yuri Gagarin
D. J.J Thomson
Right Answer: J.J Thomson
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Short-sight defect could be corrected by a _____________ lens?
A. concave lens
B. convex lens
C. converging lens
D. none of these
Right Answer: concave lens
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For being able to see three-dimensional pictures we have to use?
A. A binocular
B. A camera
C. An epidiascope
D. A stereoscope
Right Answer: An epidiascope
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Laughing gas has chemical composition of the following two elements which are ?
A. Nitrogen + Hydrogen
B. Nitrogen + Carbon
C. Nitrogen + oxygen
D. Oxygen + Carbon
E. None of these
Right Answer: Nitrogen + oxygen
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An area of microbiology that is concerned with the occurence of disease in human population is?
A. Immunology
B. Paracitology
C. Epidemiology
D. none
Right Answer: Epidemiology
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Red blood corpuscles are formed in the?
A. Liver
B. Bone marrow
C. Kidneys
D. Heart
Right Answer: Bone marrow
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The good sources of Vitamin-C are?
- green leafy vegetables
- seeds
- fresh vegetables and fruits
- sea foods
Right Answer: fresh vegetables and fruits
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A satellite moving round the earth with a uniform speed has?
A. An accelerated motion
B. No acceleration at all
C. Uniform acceleration
D. Uneven acceleration
Right Answer: Uniform acceleration
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In winter an iron pipe feel colder than a wooden window . This is because wood is?
A. Conductor
B. Non-Conductor
C. Semi- Conductor
D. Not a solid while iron is a solid
E. None of these
Right Answer: Non-Conductor
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which one is the most common disease?
A. Dental
B. Leprosy
C. Headache
D. Migraine
Right Answer: Dental
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Serum if blood plasma minus its?
A. Calcium ions
B. Clotting proteins
C. Globulins
D. none
Right Answer: Clotting proteins
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At night, Plants intake __________ and release?
- Oxygen – Carbon dioxide
- Carbon dioxide – Oxygen
- Oxygen – Carbon monoxide
- Carbon monoxide – Oxygen
Right Answer: Oxygen – Carbon dioxide
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Sound cannot travel through?
A. Solid
B. Liquid
C. Gases
D. Vaccum
Right Answer: Vaccum
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Vertebral Column in human beings consists of how many vertebrae?
A. 5
B. 10
C. 12
D. 33
Right Answer: 33
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Which of the following helps in clotting of blood?
A. Vitamin B1
B. Vitamin B2
C. Vitamin D
D. Vitamin K
Right Answer: Vitamin K
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Which of the following is not an enzyme?
A. Chemotrypsin
B. Secretin
C. Pepsin
D. none
Right Answer: Secretin
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Which of the following vitamins promote healthy functioning of eyes in human beings?
A. Vitamin B
B. Vitamin C
C. Vitamin A
D. Vitamin D
Right Answer: Vitamin A
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For proper formation of teeth, __________ is essential?
- iodine
- copper
- fluorine
- iron
Right Answer: fluorine
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The sun appears red at sunrise and sunset while it appears white at noon, because?
A. Of refraction
B. It is cooler at sunrise and at sunset
C. Of diffraction leading to red end of the spectrum reaching the earth.
D. Of Scattering of light due to dust particles and air molecules.
Right Answer: Of Scattering of light due to dust particles and air molecules.
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What are the primary colors?
A. White, Black, Blue
B. Red, Yellow, Blue
C. Red, Orange, Blue
D. Red, Green, Blue
Right Answer: Red, Yellow, Blue
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GPS is an abbreviation for?
- Global Poles System
- Global PolySiliconium Store
- Global Positioning System
- Global Position Structure
Right Answer: Global Positioning System
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Which is the largest gland in the human body?
A. Thyroid
B. Liver
C. Pancreas
D. None of these
Right Answer: Liver
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A device that converts mechanical energy into electric energy is called?
A. Motor.
B. Transformer.
C. Coil.
D. Generator.
Right Answer: Generator.
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It is possible to recognize a person in the dark by simply hearing his unique voice . It is because of the?
A. pitch
B. Frequency
C. Time period
D. Quality
E. None of these
Right Answer: pitch
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ECG is used for the diagnosis of aliments of ?
A. Brain
B. Heart
C. Kidneys
D. Lungs
Right Answer: Heart
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What is Dry Ice?
- Solid Oxygen
- Solid Carbon Dioxide
- Solid Hydrogen
- Solid Nitrogen
Right Answer: Solid Carbon Dioxide
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The nearest planet to the Earth is?
- Venus
- Mercury
- Mars
- Moon
Right Answer: Venus
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The Great Spot is on the planet?
- Saturn
- Venus
- Mars
- Jupiter
Right Answer: Jupiter
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___ have no charge?
A. Neutrons
B. Protons
C. Electrons
D. None of These
Right Answer: Neutrons
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