Free Everyday Science MCQs Mock Test Online with Answers

Q1 : Comets are made mostly of ice and dust. As comets get close to the sun, they start to “melt” and release what?

A: Steam and dust B: Gas and dust C: Steam, gas and dust D: None of the above

Q2 : Hepatitis is caused by: ____________?

A: Protozoans B: Algae C: Fungi D: Virus

Q3 : It is impossible for a type of O+ baby to have a type of____________mother:

A: AB- B: O- C: O+ D: none

Q4 : Pollination of flowers by birds is called:_________?

A: Aeverology B: Ornithology C: Ornithophily D: Polligramy

Q5 : Cusec is a unit of _________?

A: Area B: Time C: Distance D: None of these

Q6 : An iceberg is floating in sea. How much of its mass will remain above the surface of water?

A: One tenth B: One fifth C: One fourth D: One third

Q7 : The biggest species of the cat family is___________?

A: Tiger B: Lion C: Leopard D: None

Q8 : Which gland in the human body is called the master gland?

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

Q9 : The largest artery in human body_______?

A: Subclavian artery B: Aorta C: Brachial artery D: None of these

Q10 : One of the following countries produces maximum energy from atomic reactors?

A: France B: USA C: UK D: none

Q11 : Name the famous book of Ibn-Sina in which he discussed human physiology and medicine ?

A: Al-Qanun B: Al-Masudi C: New Renaissance D: Tadhkira

Q12 : Television signals are converted into light signals by___________?

A: Optical fiber B: Transistor C: Decoder D: Photo diode

Q13 : The number of electrons of a neutral atom is automatically known if one knows the?

A: Atomic number B: Atomic weight C: Number of orbitals D: none

Q14 : The salinity of sea water is determined by the amount of common salt (Sodium Chloride) in __________ of sea water.

A: 1 gram B: 10 grams C: 1 kg D: 10 kg

Q15 : Defeciency of following vitamin decreases hemoglobin production ?

A: Biotin B: Thiamine C: Niacin D: Pyridoxine

Q16 : Who is considered the founder of meteorology?

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

Q17 : The SI unit of charge is __________?

A: Ampere B: Coulomb C: Ohm D: Volt

Q18 : The most splendid and the most magnificent constellation on the sky is?

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

Q19 : It is a secondary plant nutrient?

A: Nitrogen B: Phosphorus C: Sulphur D: none

Q20 : Upon completion in 2029, which of the following will become the most powerful telescope in the world?

A: James webb 5.0 telescope B: Giant Magellan space telescope C: The Vainu Bappu Telescope D: Hubble space telescope 2.0

Q21 : Lactometer is a type of Hydrometer which is used to measure the specific gravity of _________?

A: Honey B: Water C: Milk D: olive oil

Q22 : The energy value of food is measured in_______?

A: Joule B: Calories C: Tesla D: Proteins

Q23 : ECG is used for the diagnosis of aliments of ?

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

Q24 : 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

Q25 : Study of life in outer space is known as ?

A: Endobiology B: Exobiology C: Enterobiology D: Micro biology

Q26 : Dolly is the name of the ?

A: First cloned sheep B: First cloned monkey C: First test-tube baby D: First human fossil

Q27 : Rectified spirit contains alcohol about ?

A: 80% B: 95% C: 70% D: 85%

Q28 : One of these scientists formulated basic laws of Geometry?

A: Pythagorus B: Archimedes C: Aristotle D: None

Q29 : One of the countries through which equator passes is___________?

A: Kenya B: Malaysia C: Malta D: Pakistan

Q30 : The main constituent of hemoglobin is___________?

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

Q31 : The lifespan of Red Blood Cells is __________ days?

A: 60 B: 120 C: 180 D: 240

Q32 : A body can escape the gravitational pull of the earth if it is thrown up with a velocity of?

A: 25 miles per sec B: 60 miles per sec C: 7 miles per sec D: 10 miles per sec

Q33 : 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

Q34 : Basha Dam is to be constructed on___________?

A: River Sutlaj B: River Jhelum C: River Chenab D: None

Q35 : Stomach stores the ___________?

A: enzime B: Food C: hcl D: None of These

Q36 : Hygrometer is used for measuring the ____________?

A: Speed of sound B: Density of milk C: Humidity of air D: Specific gravity of liquids

Q37 : Apple is rich in: ______________?

A: Fluorine B: Calcium C: Iron D: Phosphorus

Q38 : Diamond is an allotropic form of_______?

A: Carbon B: Hydrogen C: Nitrogen D: Silicon

Q39 : Which planet looks reddish in the night sky ?

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

Q40 : A person with which of the following blood groups can receive blood of any group?

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

Q41 : The outermost layer of the Earth is called ____________?

A: Crust B: Mental C: Core D: None of these

Q42 : The Great Spot is on the planet __________?

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

Q43 : Clocks, which moves with the velocities comparable with the velocity of light, run ?

A: fast B: slow C: equal to the velocity of light D: with zero velocity

Q44 : 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

Q45 : The ‘Solar Corona’ mainly consists of?

A: Gases B: Ice C: Molten lava D: Cosmic rays

Q46 : Most major Tsunamis are produced by earthquakes with hypocenters less than:

A: 30 km B: 40 km C: 50 km D: None of these

Q47 : 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

Q48 : In night, when photosynthesis is stopped, plants__________?

A: take in Carbon Dioxide B: give off Oxygen C: give off Carbon Dioxide D: None of these

Q49 : In fireworks,the green flame is produced because of __________?

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

Q50 : 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

Q51 : Addison’s disease is caused by the deficiency of____________?

A: Antiduretic Harmone B: Luteinising Harmone C: Melanophore stimulating Harmone D: Adrenocorticotrophic Harmone

Q52 : GPS is an abbreviation for?

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

Q53 : Bats can also fly in dark because they are capable of taking the help of _________?

A: Ultraviolet Waves B: Ultrasonic Waves C: Electromagnetic Waves D: Special Retina

Q54 : A Cheetah can accelerate to 100 kmph in just__________.

A: 3 seconds B: 6 seconds C: 9 seconds D: 12 seconds

Q55 : The first organism on earth were _______________?

A: autotrophs B: heterotrophs C: saprotrophs D: none of these

Q56 : Coulomb is the scientific unit to measure?

A: Velocity B: Temperature C: Mass D: None OF These

Q57 : For a fixed mass of gass at constant temperature, if we decrease volume, the pressure will _________?

A: also decrease B: increase C: remains constant D: none of these

Q58 : The ice giants are mostly made of ‘volatile’ substances such as?

A: Water, mercury and methane B: Water, ammonia and mercury C: Water, plasma and methane D: Water, ammonia and methane

Q59 : Who proposed this concept “All motion is relative”?

A: Albert Einstein B: John Kepler C: Galileo Galilie D: None

Q60 : Long-sight defect could be corrected by using __________ lens?

A: concave B: Convex C: diverging D: none of these

Q61 : Radioactivity was discovered by __________?

A: Kelvin B: Thomson C: Rutherford D: Bacquerel

Q62 : ‘Alba’ was a genetically modified ‘glowing’ ___ created as an artistic work by contemporary artist Eduardo Kac.

A: Sheep B: Dog C: Rabbit D: Mouse

Q63 : ___________ is a star at the center of the solar system?

A: Earth B: Mercury C: Sun D: Venus

Q64 : Which of the following is not an enzyme?

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

Q65 : UV light falls in the category of___________?

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

Q66 : Which planets in solar system are called gas giants?

A: Outer planets (Jupiter, Saturn and Uranus) B: Outer planets (Jupiter, Neptune and Uranus) C: Outer planets (Jupiter and Saturn) D: Inner planets (Mercury and Earth)

Q67 : Fuel used in a Fast Breeder Reactor is _____________?

A: Uranium Oxide B: Uranium Plutonium carbide C: Uranium Plutonium Oxide D: Uranium thorium Oxide

Q68 : Nucleus of an atom was discovered by___________?

A: Goldstein B: James Chadwick C: J J Thomson D: Rutherford

Q69 : At night, Plants intake __________ and release __________?

A: Oxygen – Carbon dioxide B: Carbon dioxide – Oxygen C: Oxygen – Carbon monoxide D: None of theseCarbon monoxide – Oxygen

Q70 : Instrument used for measuring very high temperature is __________?

A: Pyroscope B: Pyrometer C: Seismograph D: Xylometer

Q71 : The presence of ice in which region of the moon has been conclusively established?

A: Southern pole region B: Northern pole region C: Equator D: All of the above

Q72 : 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

Q73 : The name of the common mineral salt present in sweat is ?

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

Q74 : 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

Q75 : 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.

Q76 : Identify the monoatomic molecule among the following?

A: Helium B: Ozone C: Hydrogen D: Nitrogen

Q77 : Which insect can survive without a head for one or more weeks?

A: Ladybird B: Bee C: Cockroach D: Termite

Q78 : The sun is _________times bigger than the Earth.

A: 105 B: 107 C: 109 D: 111

Q79 : Which is the largest gland in the human body?

A: Thyroid B: Liver C: Pancreas D: None of these

Q80 : 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

Q81 : Bronze is an alloy of ____________?

A: Copper and Zinc B: Tin and Zinc C: Copper and Tin D: Iron and Zinc

Q82 : The moon’s surface has been explored by how many astronauts?

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

Q83 : Which woody raw material is used for the manufacture of paper pulp?

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

Q84 : The atmosphere of moon consists of______________?

A: 90% Hydrogen, 10% Nitrogen B: 80%Nitrogen, 20% Hydrogen C: 60% Nitrogen, 40%inert gases D: None

Q85 : NASA’s Mars rover, __________ , has been exploring Mars since 2012.

A: Diversity B: Serenity C: Curiosity D: Divinity

Q86 : Orbital period of the planet Mercury around the sun is _____________?

A: 88 days B: 365 days C: 2 years D: 98 days

Q87 : Which of the following is the most stable element?

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

Q88 : Which is the largest organ in the human body?

A: Liver B: Heart C: Skin D: Kidney

Q89 : Radioactive isotope of Uranium used in Nuclear Bomb is ?

A: 92 U 235 B: 92 U 234 C: 92 U 234 D: 92 U 238

Q90 : Stratosphere is present at an altitude between _________.

A: 15 km and 35 km B: 17 km and 35 km C: 18 km and 35 km D: 19 km and 35 km

Q91 : 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

Q92 : Which of the following phenomena of light are involved in the formation of a rainbow?

A: Refraction B: Dispersion C: Total internal reflection D: All of the above

Q93 : In the atmosphere, if the temperature is low then the pressure is _________?

A: Low B: High C: Normal D: All of these

Q94 : Deficiency of Vitamin-D results in __________?

A: night blindness B: rickets C: scurvy D: hair fall

Q95 : ___________ begins at 690 to 1,000 km from the surface, and extends to roughly 10,000 km.

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

Q96 : The cow’s milk contains how much amount of water in terms of percentage?

A: 60% B: 65% C: 72% D: 80%

Q97 : The famous book; Al – Qanun was written by the Muslim scientist ?

A: Jabar bin Hayyan B: Zakariya Al – Razi C: Abu Ali Sina D: Abdul Qasim Majreeti

Q98 : The unit to measure the quantity of Ozone in atmosphere is?

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

Q99 : Which form of drug abuse involves most risk of infection with the HIV (AIDS) virus ?

A: Cigarette smoking B: Using alcholo C: Injection of heroine D: Taking too much aspirin

Q100 : Which is the New & Most Important Culprit damaging the ozone Layer?

A: Carbon Dioxide B: Chlorofluoro Carbons C: Nitrous Oxide D: Carbon Monoxide

Free Everyday Science MCQs Mock Test Online with Answers

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