Free Everyday Science MCQs Mock Test Online with Answers

Q1 : Copper is used in the production of___________?

A: Brick kilns B: Children toys C: Kitchen utilities D: Electric wires

Q2 : ECG is used for the diagnosis of aliments of ?

A: Brain B: Heart C: Kidneys D: Lungs

Q3 : How many bones are there in a newly born infant?

A: 206 B: 230 C: 280 D: 300

Q4 : Which planet looks reddish in the night sky ?

A: Jupiter B: Saturn C: Mars D: MercurY

Q5 : The most densest substance on the Earth is __________.

A: Platinum B: Copper C: Steel D: Osmium

Q6 : 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

Q7 : 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.

Q8 : Total volume of blood in a normal adult human being is

A: 5-6 liters B: 3-4 liters C: 8-10 liters D: 10-12 liters

Q9 : _________ contains ozone layer.

A: Thermosphere B: Exosphere C: Lithosphere D: Stratosphere

Q10 : The largest part of the human brain is ___________?

A: Medulla oblongata B: Cerebellum C: Cerebrum D: None of these

Q11 : A person of which of the following blood groups is called a universal donor?

A: O B: AB C: A D: B

Q12 : The main constituent of hemoglobin is___________?

A: Chlorine B: Iron C: Calcium D: None of these

Q13 : Most asteroids orbit the sun in a region called the asteroid belt between?

A: Mars and Jupiter B: Jupiter and Saturn C: Mercury and Neptune D: Venus and Uranus

Q14 : The gas, commonly known as “laughing gas”, is

A: Carbon Dioxide B: Sulfur Dioxide C: Nitrous Oxide D: Sodium Oxide

Q15 : Max Planck received the noble prize in Physics in 1918 for his discovery of ?

A: electron B: energy quanta C: photon D: positron

Q16 : When a ray of sunlight enters a dark room , its straight path become visible because of dust particles hanging in the air. It is because light is _________?

A: Visible B: Transparent C: Invisible D: opaque

Q17 : Which of these is not a region of the spinal cord?

A: Thoracic B: Pelvic C: Lumbar D: none

Q18 : The unit to measure the quantity of Ozone in atmosphere is?

A: Dobson B: Dalton C: Cuolomb D: none

Q19 : Natural Radioactivity was discovered by Becquerel in ____________?

A: 1766 B: 1896 C: 1935 D: 2001

Q20 : The height of the troposphere varies between ____________.

A: 7 km at equator and 17 km at poles B: 17 km at equator and 7 km at poles C: 18 km at equator and 8 km at poles D: 8 km at equator and 18 km at poles

Q21 : The Green House Effect is caused by an excess of ?

A: Carbon dioxide B: Carbon monoxide C: Carbon tetrachloride D: None of the above

Q22 : _________ is the layer wherein most meteors are incinerated before reaching the surface.

A: Troposphere B: Stratosphere C: Mesosphere D: Ionosphere

Q23 : Which of the following is not an enzyme?

A: Chemotrypsin B: Secretin C: Pepsin D: none

Q24 : The instrument which i specially design for recording earth quake wave is called seismograph which measure earth quake waves on a ____________?

A: Diatonic scale B: Fahrenheit Scale C: Richter scale D: Celsius Scale

Q25 : Which one of the following is true?

A: The moon has both atmosphere and magnetic field B: The moon has no atmosphere or magnetic field C: The moon has atmosphere but no magnetic field D: The moon has magnetic field but no atmosphere

Q26 : The nearest planet to the Earth is _________?

A: Venus B: Mercury C: Mars D: Moon

Q27 : A balanced diet quality formula recommended by World Health Organization is ____________.

A: Carbohydrates 58% + Proteins 12% + Fats 30% B: Mineral+Proteins+Fats C: Fats+Proteins+Minerals D: None of these

Q28 : UV light falls in the category of___________?

A: Ionizing Radiations B: Non Ionizing Radiation C: Visible light D: None

Q29 : Which of the following is used as a lubricant?

A: Graphite B: Silica C: Iron oxide D: Diamond

Q30 : 1 light year = ?

A: 9.5×106 km B: 9.5×109 km C: 9.5×1012 km D: 9.5×1018 km

Q31 : Which woody raw material is used for the manufacture of paper pulp?

A: Cotton B: Poplar C: Bagasse D: Rice straw

Q32 : The term ‘Blue Shift’ is used to indicate?

A: Doppler effect in which an object appears bluer when it is moving towards the observer or observer is moving towards the object. B: Turning a star from white to blue C: In future sun would become blue D: Black hole was blue at its start

Q33 : The fruits without seed, like banana, are called_____________?

A: Seedless fruits B: Parthenogenesis fruits C: Parthenocarpic fruits D: placental fruits

Q34 : The sun is expected to exhaust its hydrogen fuel in about 5 billion years. What will be its effect?

A: The sun will then expand into a red giant and possibly swallow the outer planets B: The sun will then expand into a red giant and possibly swallow the inner as well as outer planets, including Earth C: The sun will then expand into a red giant and possibly swallow the inner planets, including Earth D: Sun will stay as it is

Q35 : Carrot is good source of Vitamin _______?

A: Vitamin A B: Vitamin B C: Vitamin C D: Vitamin D

Q36 : Myopia is a disease connected with_________?

A: Ears B: Eyes C: Lungs D: Brain

Q37 : Which group of animals has heterogametic females?

A: Domestic fowl B: Earthworm C: Rabbit D: None

Q38 : Dr. Abdus Salam of Pakistan was one of the contributors of the unification of __________?

A: Electromagnetic force and gravitational force B: Electromagnetic force and weak nuclear force C: Gravitational force and weak nuclear force D: Weak nuclear force and strong nuclear force

Q39 : T.V. transmission cannot cover a very large area because

A: the strength of T.V. waves is very limited B: picture cannot be transmitted clearly after a specific distance C: the shape of the earth is spherical D: the air is not a good conductor of light and sound/waves

Q40 : Who is considered the founder of meteorology?

A: Aristotle B: Plato C: Einstein D: Newton

Q41 : In the human body, the lungs remove which gas from the blood?

A: Nitrogen B: Hydrogen C: Carbon Dioxide D: Argon

Q42 : The solar wind creates a “bubble” around the solar system called?

A: Feliosphere B: Seliosphere C: Heliosphere D: Peliosphere

Q43 : A six feet tall lady wants to see her full image in a plane mirror . The minimum length of the mirror will be ?

A: 6 feet B: 12 feet C: 4 feet D: 3 feet

Q44 : Scalding with steam is more severe than scalding by boiling water because_______?

A: Steam can penetrate the skin B: Steam is at a higher temperature C: Steam contains more energy than boiling water D: Steam is at a higher pressure

Q45 : The planet that moves round the Sun at the highest speed is_________?

A: Jupiter B: Venus C: Mars D: Mercury

Q46 : Which one of the following is the main culprit in the thinning of Ozone layer in the earth’s stratosphere?

A: Carbon dioxide B: Chlorofluorocarbons C: Nitrogen oxides D: Methane

Q47 : The name of the common mineral salt present in sweat is ?

A: Calcium Oxalate B: Potassium Sulphate C: Sodium Chloride D: Iron Sulphate

Q48 : Ozone layer prevents ______________ radiation from entering the atmosphere?

A: Infra-red B: Ultraviolet C: X-rays D: Gamma rays

Q49 : What are the components of Balance Diet?

A: Carbohydrates+Fats B: Proteins+Water C: Vitamins+Minerals D: All of these

Q50 : The thermosphere extends from an altitude of ________ to the base of ________ at ________?

A: 75 km, Mesosphere, 670 km B: 80 km, Ionosphere, 680 km C: 85 km, Exosphere, 690 km D: 90 km, Ozone Layer , 690 km

Q51 : The property by virtue of which metals can be beaten into thin sheets is known as?

A: Ductility B: Malleability C: Conductivity D: Density

Q52 : In order to prevent the corrosion of iron pipes they are often coated with a layer of zinc. This process is termed as____________?

A: Electroplating B: Annealing C: Galvanization D: Vulcanization

Q53 : In the structure of fiber, the light is guided through the core due to total internal:

A: Reflection B: Refraction C: Diffraction D: None of these

Q54 : The Carbon Dioxide in the atmosphere, by volume, is_______?

A: 0.039% B: 3.9% C: 13% D: 30%

Q55 : 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

Q56 : How many countries are signatories of NASA’s Artemis Accords as of May 2024?

A: 29 B: 30 C: 40 D: None of These

Q57 : The most splendid and the most magnificent constellation on the sky is?

A: Orion B: Columbia C: Canis Major D: Taurus

Q58 : The dominant phase of life cycle in these organism is haploid?

A: Mosses B: Bacteria C: Protozoa D: None

Q59 : GPS is an abbreviation for?

A: Global Poles System B: Global PolySiliconium Store C: Global Positioning System D: Global Position Structure

Q60 : How many layers does sun have ?

A: 6 B: 4 C: 7 D: 3

Q61 : Chief builder of the body are ___________?

A: Carbohydrates B: Proteins C: Fats D: None of these

Q62 : The molecular mass of Water molecule is __________?

A: 16amu B: 17amu C: 18amu D: 20amu

Q63 : 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

Q64 : Laughing gas has chemical composition of following two elements ?

A: Nitrogen + Hydrogen B: Nitrogen + Carbon C: Nitrogen + Oxygen D: Oxygen + Carbon

Q65 : The moon has a large, circular basin called _____________?

A: the Simerian Basin B: the Inbrium Basin C: the Imbrium Basin D: Black Bowl Basin

Q66 : Some objects from the Kuiper belt are classified as “plutoids” and include?

A: Pluto, Cris, and Yeres B: Pluto, Bris, and Teres C: Pluto, Eris, and Ceres D: Yeres, Teres, Ceres

Q67 : The shape of the external ear is due to____________?

A: Elastic cartilage B: Fibrocartilage C: Articular cartilage D: none

Q68 : 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

Q69 : Which of the following glands secrete tears?

A: Lachrymal B: Pituitary C: Thyroid D: Pancreas

Q70 : In a fission nuclear reaction , a heavy nucleus breaks up into smaller nuclei whereas in another nuclear reaction two or more than two possibly nuclei are fused to form a heavy nucleus This nuclear reaction is called ?

A: Chemical Reaction B: Nuclear reaction C: Fission nuclear reaction D: Fusion nuclear reaction

Q71 : Oxidation is a chemical reaction involving the __________?

A: Gain of Electrons B: Loss of Electrons C: Gain of Protons D: Loss of Protons

Q72 : Diamond is a very expensive ornament. It is composed of a single element ___________?

A: Carbon B: Gold C: Silver D: Platinum

Q73 : Which month of calendar year can lack a new moon?

A: December B: February C: May D: None

Q74 : Pluto is known as dwarf planet because which of the following reason/s:

A: It has negligible mass B: It has not nearly round shaped C: It does not have always same neighbouring planet D: All of the above

Q75 : The number of spark plugs needed in a diesel engine is__________?

A: 2 B: 3 C: 0 D: 4

Q76 : ____________ contains 75–80 % of the mass of the atmosphere.

A: Stratosphere B: Mesosphere C: Thermosphere D: Troposphere

Q77 : When a person enters a dark room from bright light he is not able to see clearly for a little while because the?

A: Eye is unable to adjust itself immediately B: Retina becomes insensitive momentarily C: Iris is unable to dilate the pupil immediately D: Distance between the lens and retina take time to adjust

Q78 : Which of the following elements is not present abundantly in earth’s crust ?

A: Silicon B: Radium C: Aluminum D: Carbon

Q79 : In fireworks,the green flame is produced because of __________?

A: Sodium B: Barium C: Mercury D: Potassium

Q80 : For being able to see three-dimensional pictures we have to use_________?

A: A binocular B: A camera C: An epidiascope D: A stereoscope

Q81 : Which of the following layers make radio transmission possible?

A: Troposphere B: Ionosphere C: Mesosphere D: Mesosphere

Q82 : Twinkling of stars is caused by ?

A: Reflection of light B: Polarization of light C: refraction of light D: Interference of light

Q83 : What is ‘Stealth Technology‘?

A: A device which when attached to an aircraft makes it invisible on the radar B: A coating which reduces the visibility of an aircraft on radar C: A Technology by which it is possible for the aircraft’s to spy in the enemy air-space D: A technology by using which paratroopers can be dropped stealthily behind the enemy columns.

Q84 : What makes dark matter invisible to telescope?

A: Dark matter interacts with electromagnetic force for very short duration B: Dark matter does not interact with electrostatic force C: Dark matter does not interact with electromagnetic force D: None of the above

Q85 : How many bones are there in an adult human being?

A: 210 B: 260 C: 206 D: 300

Q86 : As comets get close to the sun, they start to “melt” and release gas and dust. This gas and dust forms what?

A: coma” around the comet’s nucleus and a long tail that points away from the sun B: “coma” that points away from the sun and a long tail around the comet’s nucleus C: Only “coma” around the comet’s nucleus D: Only a long tail that points away from the sun

Q87 : When water is filled in a bottle and is allowed to freeze, the bottle breaks because

A: Water expands on freezing B: Bottle contracts at freezing point C: temperature outside the bottle is less than that inside the bottle. D: None of the above

Q88 : Which of the following is the most stable element?

A: Uranium B: Hydrogen C: Oxygen D: Lead

Q89 : How many major gases have been used in refrigerators since its invention?

A: 2 B: 3 C: 4 D: 5

Q90 : Each day human body breathe in __________ liters of air.

A: 5,000 to 10,000 B: 10,000 to 15,000 C: 15,000 to 20,000 D: 20,000 to 25,000

Q91 : Geiger-Muller counter is used to detect__________?

A: Protons B: Neutrons C: Photons D: none

Q92 : The moon’s surface has been explored by how many astronauts?

A: 10 B: 11 C: 12 D: 13

Q93 : Halley’s Comet is the only known short-period comet that is consistently visible to the naked eye from Earth, appearing every 72–80 years. It last appeared in the inner parts of the Solar System in 1986 and will next appear in mid-_________?

A: 2065 B: 2061 C: 2040 D: None of These

Q94 : The planets visible to us without using a telescope are __________?

A: 3 B: 4 C: 5 D: 6

Q95 : A train goes past a railway station at a high speed. A young boy standing on the edge of the platform is likely to __________?

A: Remain unaffected B: Fall away from the train C: Fall towards the train D: Fall away from or towards the train depending upon the speed

Q96 : The deepest place on earth is ____________?

A: Trench B: Mariana Trench C: Mangrove D: Groove

Q97 : The outermost layer of the sun is called __________?

A: Coach B: Core C: Corona D: Comma

Q98 : Alzheimer’s disease is a _________ disorder.

A: Genetic B: Brain C: Eye D: Body Weight Loss

Q99 : Which of the following is not a part of Darwinism?

A: Over production B: Natural selection C: Inheritance for acquired characters D: Competition for survival

Q100 : The most important stimulant in tea leaves is?

A: Brucine B: Caffeine C: Phenylalanine D: Theine

Free Everyday Science MCQs Mock Test Online with Answers

Time to prove what you know!

LAT Test

GAT Test

Contact Info

Free Everyday Science MCQs Mock Test Online with Answers

Subscribe our Newsletter

LAT Test

GAT Test

Contact Info