Everyday Science Mega MCQs


When a gas turns into a liquid, the process is called
(a) Condensation-✔️
(b) evaporation
(c) deposition
(d) sublimation

Which of the following elements is a metal?
(a) S
(b) Se
(c) I
(d) Ga-✔️

Oranges are rich source of
(a) Carbohydrates
(b) Fats
(c) Proteins
(d) Vitamins-✔️

Most plant and animal cells are similar in some respects since they both have in common
(a) Cytoplasm and cellulose
(b) Cytoplasm and contractile vacuole
(c) Cytoplasm and nucleus-✔️
(d) Membrane and cell wall

Lamarck's theory of inheritance of acquired characters was challenged by
(a) August Weismann-✔️
(b) Hugo De Vries
(c) Herbert Spencer
(d) Carl Linnaeus

Iodised salt is useful for men because it
(a) Improves digestion-✔️
(b) Increases resistance to diseases
(c) Controls the thyroid gland
(d) Slows down ageing process

In which layer of the atmosphere do most weather phenomena occur?
(a) Exosphere
(b) Stratosphere
(c) Ionosphere
(d) Troposphere--✔️


In the HINI Virus what does the alphabet H and N stands for: I H stands for haemagglutinin II N stands for neuraminidase
(a) Only I is correct
(b) Only II is correct
(c) Both are correct--✔️
(d) Both are incorrect

In the context of genetic disorders, consider the following:
A woman suffers from colour blindness while her husband does not suffer from it. They have a son and a daughter. In this context, which one of the following statements is most probably correct? [UPSC 2009(CS-P)1
(a) Both children suffer from colour blindness.
(b) Daughter suffers from colour blindness while son does not suffer from it.
(c) Both children do not suffer from colour blindness.
(d) Son suffers from colour blindness while daughter does not suffer from it-✔️

In the context of CO2 emission and Global Warming, what is the name of a market driven device under the UNFCC that allows developing countries to get funds/incentives from the developed countries to adopt, better technologies that reduce greenhouse gas emissions? [UPSC 2009(CS-P)1
(a) Carbon Footprint
(b) Carbon Credit Rating-✔️
(c) Clean Development Mechanism
(d) Emission Reduction Norm

Everyday Science MCQs 2

In the context of alternative sources of energy, ethanol as a viable bio-fuel can be obtained from
(a) Potato
(b) Rice
(c) Sugarcane-✔️
(d) Wheat

In making the saffron spice, which one of the following parts of the plant is used?
(a) Leaf
(b) Petal
(c) Sepal
(d) Stigma-✔️

In higher pair, the relative motion is
(a) Purely turning
(b) Purely sliding
(c) Purely rotary
(d) Combination of sliding and turning-✔️

Electric current is measured by
(a) Voltmeter
(b) Anemometer
(c) Commutator
(d) Ammeter-✔️

Dim-vision in the evening and night results from the deficiency of which one of the following?
(a) Vitamin A-✔️
(b) Vitamin E
(c) Vitamin B12
(d) Vitamin C

Diffusion of light in the atmosphere takes place due to
(a) Carbon dioxide
(b) Dust particles-✔️
(c) Helium
(d) Water vapours

Dental caries are due to
(a) Viral infection
(b) Contaminated water
(c) Bacterial infection-✔️
(d) Hereditary causes

Consider the following statements:
1. Dinosaurs roamed the earth during the Mesozoic era.
2. All Dinosaurus and other reptiles such as Ichthyosaurus and Pterosaurus. became extinct due to unknown reasons in Triassic period.
Which of the statements above given is / are correct?
(a) 1 only-✔️
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2

Consider the following statements:
1. Cigarette smoking exposes a person to benzene.
2. Benzene is known carcinogen.
Which of the statements given above is / are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2-✔️
(d) Neither 1 nor 2

Consider the following statements:
1. Sweet orange plant is propagated by grafting technique.
2. Jasmine plant is propagated by layering technique.
Which of the statements given above is/are correct? [UPSC 2009(CS-P)1
(a) 1 only
(b) 2 only
(c) Both 1 and 2-✔️
(d) neither 1 nor 2


Everyday Science MCQs 3

Consider the following:
1. Camphor
2. Chicory
3. Vanilla
Which of the above is/are plant product(s)?
(a) 1 and 2 only
(b) 3 only
(c) 1 and 3 only
(d) 1, 2 and 3-✔️

'Bottle neck inflation' means
(a) No rise in prices despite increase in aggregate demand
(b) Rise in prices without increase in the aggregate demand-✔️
(c) Decline in prices due to increase in aggregate demand
(d) None of these

Biological Oxygen Demand (BOD) is used as a standard measure of .
(a) Oxygen level in forest system
(b) Oxygen level in animals
(c) Oxygen level in water system-✔️
(d) Oxygen level in atmosphere

An eclipse of the Sun takes place
(a) Once in every year
(b) When the moon is full
(c) When the moon passes between the sun and the earth-✔️
(d) When earth comes between the sun and the moon

Among the following, the richest source of protein is
(a) Ground Nut-✔️
(b) Rice
(c) Potato
(d) Apple

All electioneering campaigns during the time of elections are stopped.
(a) 48 hours before the appointed time of election results
(b) 48 hours before the actual poll
(c) 24 hours before the actual poll
(d) 36 hours before the actual poll-✔️

AIDS stands for
(a) Acquired Immune Disease Syndrome
(b) Acquired Immunity Deficient Syndrome
(c) Acquired Immune Deficiency-✔️
(d) Acquired Infection Deficiency Syndrome

Activity of brain is recorded by
(a) ECG
(b) EEG-✔️
(c) MET
(d) CT

Acquired Immune Deeiciency Syndrome (AIDS) is caused by
(a) bacterium
(b) protozoa
(c) fungus
(d) virus-✔️

A term associated with the comparison of processing speed is
(a) FFTS
(b) MPG
(c) MIPS-✔️
(d) CPS


Everyday Science MCQs 4
Consider the following:
1. Camphor
2. Chicory
3. Vanilla
Which of the above is/are plant product(s)?
(a) 1 and 2 only
(b) 3 only
(c) 1 and 3 only
(d) 1, 2 and 3-✔️

'Bottle neck inflation' means
(a) No rise in prices despite increase in aggregate demand
(b) Rise in prices without increase in the aggregate demand-✔️
(c) Decline in prices due to increase in aggregate demand
(d) None of these

Biological Oxygen Demand (BOD) is used as a standard measure of .
(a) Oxygen level in forest system
(b) Oxygen level in animals
(c) Oxygen level in water system-✔️
(d) Oxygen level in atmosphere

An eclipse of the Sun takes place
(a) Once in every year
(b) When the moon is full
(c) When the moon passes between the sun and the earth-✔️
(d) When earth comes between the sun and the moon

Among the following, the richest source of protein is
(a) Ground Nut-✔️
(b) Rice
(c) Potato
(d) Apple

All electioneering campaigns during the time of elections are stopped.
(a) 48 hours before the appointed time of election results
(b) 48 hours before the actual poll
(c) 24 hours before the actual poll
(d) 36 hours before the actual poll-✔️

AIDS stands for
(a) Acquired Immune Disease Syndrome
(b) Acquired Immunity Deficient Syndrome
(c) Acquired Immune Deficiency-✔️
(d) Acquired Infection Deficiency Syndrome

Activity of brain is recorded by
(a) ECG
(b) EEG-✔️
(c) MET
(d) CT

Acquired Immune Deeiciency Syndrome (AIDS) is caused by
(a) bacterium
(b) protozoa
(c) fungus
(d) virus-✔️

A term associated with the comparison of processing speed is
(a) FFTS
(b) MPG
(c) MIPS-✔️
(d) CPS

Everyday Science MCQs 5
A plant leaf appear to green because it
(a) absorbs green light
(b) reflects all but yellow and green light
(c) reflect green light-✔️
(d) absorbs red and yellow light

A periscope works by the principle of
(a) Refraction
(b) Total Internal reflection-✔️
(c) Diffraction
(d) Reflection and refraction

A mixure of solid Al2O3 and Fe2O3 can be separated by the method of
(a) Forth floatation
(b) Magnetic separation-✔️
(c) Gravity separation
(d) Dissolving in Water

A hollow cylindrical rod is filled with air, to make it a resonance column. To produce a
wave of length 48 cm the minimum length of rod should be
(a) 12 cm
(b) 24 cm-✔️
(c) 48 cm
(d) 96 cm

Which of the following is most likely to cause a rise in the average temperature of the Earth in the future?
(a) Atomic warfare
(b) CO2 from fossil fuels-✔️
(c) Dust clouds from volcanoes
(d) Depletion of the Earth's Ozone layer

A healthy freshwater fish is placed in saltwater. The expected consequence of this would be that
(a) the fish becomes dehydrated and dies-✔️
(b) the fish becomes bloated and dies
(c) the fish suffers from fungal or bacterial disease and dies
(d) ther is no observable effect on the fish provided there is sufficient food

A difference of 1 degree in longitude at the Equator is equivalent to nearly
(a) 101 km
(b) 111 km-✔️
(c) 121 km
(d) 125 km

A cell cycle consists of
(a) mitosis and meiosis
(b) G1, the S phase, and G2
(c) Prophase, metaphase, anaphase and telophase
(d) Interphase and mitosis-✔️

Which of the following poses the greatest safety risk when heated in laboratory?
(a) A mixture of iron and sulfur
(b) mercury(II) oxide-✔️
(c) Sodium chloride
(d) Copper(II) sulfate hydrate

A boy has five resistance of 1/5 ohm each. The maximum resistance that can be formed with them is
(a) 0.5 ohm
(b) 1 ohm-✔️
(c) 1/25 ohm
(d) 1/5 ohm


Everyday Science MCQs 6
A bat is
(a) a mammal-✔️
(b) a reptile
(c) an amphibian
(d) an avian

A "clinical death" take place when
(a) there is no pulse
(b) there is no heart beat
(c) pupils are fixed and dilated, and there is no reaction to light
(d) all the three conditions are present together-✔️

Vacuoles are bound by a definite membrane in plant cells called
(a) Plasma membrane
(b) Tonoplast-✔️
(c) Cell wall
(d) None of the above

Titan is the largest natural satellite of planet
(a) Mercury
(b) Venus
(c) Saturn-✔️
(d) Neptune

Thermometer is related to degree in the same way as clock is related to
(a) Wall
(b) Tower
(c) Hour-✔️
(d) Cock

There are rings around which of the following?
(a) Uranus
(b) Mars
(c) Jupiter
(d) Saturn-✔️

There are how many strains of H & N proteins that cumulatively make up the HN breed of flu virus (eg. being the presently famous H1N1 virus)
(a) 16 & 9 respectively-✔️
(b) 9 & 16 respectively
(c) 16 & 16 respectively
(d) 9 & 9 respectively

The wonder pigment chlorophyll is present in
(a) Mitochondria
(b) Centrosomes
(c) Quantosomes-✔️
(d) Lysosomes

The vestiges of hind limbs are present in
(a) Cobra
(b) Sea snake
(c) Krait
(d) Python-✔️

The use of which of the following devices has given the modern biologist a better insight into the internal structure of cells
(a) Computer
(b) Electron microscope-✔️
(c) Spectrophotometer
(d) Ultracentrifuge


Everyday Science MCQs 7
The two diseases that most often kill AIDS victims are
(a) Kaposi's sarcoma-✔️
(b) Lymphangioma
(c) Pneumocystis carinii pneumonia-✔️
(d) Systemic Lupus erythromatosus

The theory which advocates that living beings can arise only from other living beings is termed
(a) Bio-genesis-✔️
(b) Abiogenesis
(c) Catastrophism
(d) Cosmozoic

The theory that all animals and plants are made up of cells and they could arise only from pre-existing cells was propounded by
(a) Robert Hooke
(b) Matthias Schneider and Theodore Schwann-✔️
(c) Purkinje
(d) Leuwenhoek

The theory of use and disuse was used to explain evolution by
(a) Lamarck-✔️
(b) Darwin
(c) De Vries
(d) Wallace

The terms Lubb and Dubb relate to which one of the following?
(a) Heart-✔️
(b) Eyes
(c) Teeth
(d) Lungs

The term 'epicentre' is associated with
(a) Earthquakes-✔️
(b) Tornadoes
(c) Cyclones
(d) Earth's interior

The speed of light with the rise in the temperature of the medium
(a) Increases
(b) Decreases
(c) Remains unaltered-✔️
(d) Drops sharply

The solenocytes of Platyhelminthes, the nephridium of Annelids, and the kidneys of Vertebrates all have a similar function of excretion by differ in origin. They are said to be
(a) Analogous-✔️
(b) Homologous
(c) Adaptational
(d) Vestigeal

The solar eclipse occurs when
(a) the sun comes in between the moon and the earth
(b) the earth comes in the between the sun and the moon
(c) the moon comes in between the sun and the earth-✔️
(d) None of these

The smallest functional and structural unit of kidney is called as
(a) Neuron
(b) Nephron-✔️
(c) Granulocyte
(d) Reticulocyte

Everyday Science MCQs 8

The removal of top soil by water or wind is called
(a) Soil wash
(b) Soil erosion-✔️
(c) Soil creep
(d) Silting of soil

The power of lens is - 2D. What is its focal length?
(a) 2m
(b) 0.5m
(c) 1.0m
(d) 0.5m-✔️

The Panda belongs to the same family as that of [UPSC 2009(CS-P)]
(a) Bear-✔️
(b) Cat
(c) Dog
(d) Rabbit

The oxide of Nitrogen used in medicine as anaesthetic is
(a) Nitrogen dioxide
(b) Nitric oxide
(c) Nitrous oxide
(d) Nitrogen pentoxide-✔️

The modern synthetic theory of organic evolution is a synthesis of theories proposed by
(a) Lamarck and Darwin
(b) Lamarck and De Vries
(c) Darwin and De Vries-✔️
(d) None of the above

The marine animal called dugong which is vulnerable to extinction is a/an[UPSC 2009(CS-P)]
(a) Amphibian
(b) Bony fish
(c) Shark
(d) Mammal-✔️

The leaf blight of paddy is caused by
(a) Bacteria-✔️
(b) Virus
(c) Nematodes
(d) Fungus

The intencity of Earthquakes is measured on
(a) Richter scale-✔️
(b) Secant scale
(c) Mercalli scale
(d) Beaufort scale

The injection of anti-toxin is given to prevent
(a) Tetanus-✔️
(b) Tuberculosis
(c) Typhoid
(d) Filariasis

The hardest substance available on earth is
(a) Platinum-✔️
(b) Diamond
(c) Quartz
(d) gold

Everyday Science MCQs 9

The general direct flow of summer monsoon in India is .
(a) From South to North
(b) From South West to South East-✔️
(c) From South East to South West
(d) From South West to North East

The gas predominantly responsible for global warning is
(a) Carbon dioxide-✔️
(b) Carbon monoxide
(c) Nitrous oxide
(d) Nitrogen peroxide

The dynamo is a device for converting
(a) Heat energy into electrical energy-✔️
(b) Mechanical energy into electrical energy
(c) Magnetic energy into electrical energy
(d) None of these

The disease diphtheria affects
(a) Lungs
(b) Intestine
(c) Throat-✔️
(d) Body joints

The concept of carbon credit originated from which one of the following?
(a) Earth Summit, Rio de Janeiro
(b) Kyoto Protocol-✔️
(c) Montreal Protocol
(d) G-8 Summit, Hciligendamm

The cell th
at lacks a nucleus is
(a) Flame cell
(b) Spermatozoan
(c) Red blood corpuscles in man-✔️
(d) White blood corpuscles

The blue colour of the clear sky is due to
(a) Diffraction of light
(b) Dispersion of light
(c) Reflection of light
(d) Refraction of light-✔️

The animal which uses sounds as its 'eyes' is
(a) Dog
(b) Cat
(c) Snake
(d) Bat-✔️

Thalassaemia is a hereditary disease affecting .
(a) Blood-✔️
(b) Lungs
(c) Heart
(d) Kidney

Stem cuttings are commonly used for re-growing
(a) Cotton
(b) Banana
(c) Jute
(d) Sugar Cane-✔️


Everyday Science MCQs 10

Stainless steel is an example of
(a) A metallic compound-✔️
(b) A homogeneous mixture
(c) A heterogeneous mixture
(d) An inorganic compound

Spontaneous generation signifying the development of living organisms from nonliving has been termed
(a) Biogenesis
(b) Abiogenesis-✔️
(c) Cosmozoic
(d) Catastrophism

Spinach leaves are rich source of
(a) Vitamin A
(b) Iron-✔️
(c) Carotene
(d) Vitamin E

Small pox is caused by
(a) Bacteria
(b) Fungus
(c) Virus-✔️
(d) Algae

Silk is produced by
(a) Egg of silkworm
(b) Pupa of silkworm
(c) Larva of silkworm-✔️
(d) Insect itself

Select the one which is not a mixture
(a) Air
(b) Gasoline
(c) LPG
(d) Distilled water-

Researchers from Columbia Initiative in Systems Biology recently discovered two genes, C/EPB and Stat3, responsible for the most aggressive forms of human
(a) Hepatitis B
(b) AIDS
(c) Blood Cancer
(d) Brain cancer-✔️

Regarding the atom of a chemical element, the magnetic quantum number refers to
(a) Orientation-✔️
(b) shape
(c) size
(d) spin

'Ratti' used by jewellers is obtained from seed of a
(a) Gymnospermous plant
(b) Angiospermous plant-✔️
(c) Algae
(d) Fungi

Polythene is industrially prepared by the polymerization of .
(a) Methane
(b) Styrene
(c) Acetylene
(d) Ethylene-✔️

Everyday Science MCQs 11
Plant cells can usually be distinguished because only plant cells possess
(a) Cell walls and mitochondria
(b) Golgi bodies and central vacuoles
(c) Cell walls and central vacuoles-✔️
(d) Chromosomes and mitochondria

Persons with which blood group are called universal donors?
(a) AB
(b) A
(c) O-✔️
(d) B

Workers of paint industry are exposed to which one of the following hazards?
(a) Nickel pollution
(b) Cadmium pollution
(c) Strontium pollution
(d) Lead pollution-✔️

With reference to the work of human kidney, consider the following statement:
1 After the waste is remove in the kidney, the clear blood is sent back through renal artery.
2. From Bowman's capsule, the filtered liquid passes through tiny tubes where much of the gluclose is reabsorbed and sent back to the blood in the renal vein. Which of the following is/are correct?
(a) Only 1.
(b) Only 2.
(c) Both 1 & 2
(d) Neither 1 nor 2-✔️

With reference to the evolution of living organisms, which one of the following sequences is correct?
(a) Octopus - Dolphin - Shark
(b) Pangolin - Tortoise - Hawk
(c) Salamander - Python – Kangaroo-✔️
(d) Frog - Crab - Prawn

With reference to normal human beings consider the following statements:
1. In response to the presence of HCL, secretin is produced from the duodenum.
2. Enterogastrone is produced in the small intestine in response to the presence of fatty acids.
Which of the statements is/are correct?
(a) Only 1
(b) Only 2
(c) Both 1 & 2-✔️
(d) Neither 1 nor 2

Winds and air currents differ in the aspect that
(a) air currents blow much faster than winds
(b) air currents are always moisture laden while winds are usually dry
(c) the winds blow on lands while air currents blow over seas and oceans
(d) winds are horizontal movements of air while air currents are the vertical movements of air-✔️

WiMAX is related to which one of the following?
(a) Biotechnology
(b) Space technology
(c) Missile technology
(d) Communication technology-✔️

Why is it difficult to see through fog?
(a) Rays of light suffer total internal reflection from the fog droplets
(b) Rays of light are scattered by the fog droplets-✔️
(c) Fog droplets absorb light
(d) The refractive index of fog is extremely High

Who was the first scientist to use an instrument for biological studies in 1665?
(a) Robert Hooke-✔️
(b) Schwann
(c) Schleiden
(d) None of the above

Everyday Science MCQs 12

Who of the following scientists proved that the stars with mass less than 1.44 times the mass of the Sun end up as White Dwarfs when they die?
(a) Edwin Hubble
(b) S. Chandrashekhar-✔️
(c) Stephen Hawking
(d) Steven Weinberg

Who gave the first evidence of the Big-Bang theory?
(a) Edwin Hubble-✔️ 
(b) Albert Einstein
(c) S. Chandrasekhar
(d) Stephen Hawking

Which onr the following is the most effective carrier for communications?
(a) Cables
(b) Microwaves-✔️
(c) Optical fibres
(d) Radiowaves

Which one of the following types of waves are used in a night vision apparatus?
(a) Radio waves
(b) Microwaves
(c) Infra-red waves-✔️
(d) None of the above

Which one of the following statement is NOT correct?
(a) Milk contains none of the B-vitamins-✔️
(b) Vitamin-A (retinal) deficiency leads to dry and scaly skin
(c) One of the symptoms of scurvy is pain in the joints
(d) Vitamin-B, (thiamine) deficiency can lead to heart failure

Which one of the following planets has largest number of natural satellites or moons?
(a) Jupiter-✔️
(b) Mars
(c) Saturn
(d) Venus

Which one of the following is used as an explosive?
(a) Phosphorus dichloride
(b) Mercuric oxide
(c) Graphite
(d) Nitroglycerine-✔️

Which one of the following is responsible for blue baby syndrome?
(a) Fluoride
(b) Nitrate-✔️
(c) Arsenic
(d) Lead

Which one of the following is not a radioactive element?
(a) Uranium
(b) Radium
(c) Thorium
(d) Cadmium-✔️

Which one of the following is correct? A concrete wall generally,
(a) only reflects sound
(b) only absorbs sound
(c) only transmits sound
(d) absorbs and transmits sound-✔️


Everyday Science MCQs 14
Which of the following vitamins helps in the absorption of calcium?
(a) Vitamin A
(b) Vitamin B
(c) Vitamin C
(d) Vitamin D-✔️

Which of the following uses non-✔️conventional Source of Energy?
(a) Kerosene lamp
(b) Wax candle
(c) Solar lantern-✔️
(d) Torch

Which of the following plant diseases is caused by a virus?
(a) Aster yellows
(b) Barley yellow dwarf
(c) Curly top of sugar beets
(d) All of the above-✔️

Which of the following planets rotates clock wise?
(a) Pluto
(b) Jupiter
(c) Venus-✔️
(d) Mercury

Which of the following order is given to the plantes of solar system on the basis of their sizes?
(a) Jupiter, Saturn, Earth, Mercury-✔️
(b) Saturn, Jupiter, Mercury, Earth
(c) Mercury, Earth, Jupiter, Saturn
(d) Earth, Mercury, Saturn, Jupiter

Which of the following is suitable for growing cotton?
(a) Sandy soil
(b) Clayey soil
(c) Black soil-✔️
(d) Alluvial soil

Which of the following is not a natural fibre
(a) Silk
(b) Jute
(c) Coir
(d) Rayon-✔️

Which of the following is a water -✔️borne diseases?
(a) Viral hepatitis B
(b) Cholera-✔️
(c) Dengu
(d) Influenza

Which of the following has been found useful in keeping cholesterol level down
(a) Tulsi
(b) Serpentina
(c) Turmeric
(d) Garlic-✔️

Which of the following crops is of Kharif season?
(a) Soyabean-✔️
(b) Linseed
(c) Lentil
(d) Mustard

Everyday Science MCQs 15

Which of the following can be used to control the speed of a D. C. motor?
(a) Thermistor
(b) Thyristor-✔️
(c) Thyratron
(d) Transistor

Which acid is produced when milk gets sour?
(a) Tartaric acid
(b) Butyric acid
(c) Lactic acid-✔️
(d) Acetic acid

When the earth was formed it had an atmosphere with
(a) Hydrogen, Oxygen and Nitrogen
(b) Water vapour, Hydrogen and Oxygen
(c) Oxygen, Carbondioxide and Nitrogen
(d) Water vapour, Ammonia and Methane-✔️

When an ant bites a person, which irritating chemical it (ant) injects into his (person) body?
(a) Acetic acid
(b) Citric acid
(c) Tartaric acid
(d) Formic acid-✔️

When 1 litre of water freezes, the volume of ice formed will be
(a) 0.9 litre
(b) 1.0 litre
(c) 1.11 litre-✔️
(d) 1.5 litre

What would be the best choice for window material to keep the outside heat away?
(a) Single-pane glass
(b) Double-pane glass without a gap in between
(c) Double-pane glass with water filled in between
(d) Double-pane glass with air in between-✔️

What is the bacterial disease in lime fruits?
(a) Phytophthora
(b) White rust
(c) Citrus canker-✔️
(d) Smut disease

Water boils at a lower temperature on the hills because
(a) It is cold on the hills
(b) There is less carbon dioxide on the hills
(c) There is a decrease in air pressure on the hills-✔️
(d) there is less oxygen

Washing soda is the common name for
(a) Calcium carbonate
(b) Calcium bicarbonate
(c) Sodium carbonate-✔️
(d) Sodium bicarbonate

Vitamin concerned with vision is
(a) Vitamin A-✔️
(b) Vitamin B1
(c) Vitamin B2
(d) Vitamin B6


Everyday Science MCQs 15

Vestigeal pelvic girdle and bones of hind limbs are characteristic of
(a) Whales-✔️
(b) Dolphins
(c) Seals
(d) Sharks

Vestigeal organs are those which are
(a) Fully formed and functional
(b) Much reduced but functional
(c) Much reduced and functionless-✔️
(d) Fully formed but functionless

The scientist who is known as father of modern biology is
(a) B. F. Skinner
(b) Aristotle-✔️
(c) Wilhelm Wundt
(d) Archimedes

The science of weights and measures is called:
(a) Metrology-✔️
(b) meteorology
(c) mineralogy
(d) morphology

The point at which solid, liquid and gaseous forms of a substance co-✔️exist is called
(a) sublimation point
(b) distillation point
(c) triple point-✔️
(d) melting point

The persons working in textile factories such as carpet weavers are exposed to which of the following occupational disease?
(a) Asbestosis
(b) Asthma and Tuberculosis-✔️
(c) Silicosis
(d) Siderosis

The parachute was used for the first time by
(a) Max Born
(b) Francis Crick
(c) J.P.Blanchard-✔️
(d) Enrico Fermi

The only species of cat that lives and hunts in groups is
(a) Lion-✔️
(b) leopard
(c) jaguar
(d) cougar

The most abundant organic molecule on the surface of the Earth is:
(a) cellulose-✔️
(b) chitin
(c) DNA
(d) hemoglobin

The law of gravitation was propounded by
(a) Alfred Binet
(b) Alfred Kinsey
(c) Sir Isaac Newton-✔️
(d) Alexander Fleming


Everyday Science MCQs 16

The launch of the first LIQUID fueled rocket in the world is attributed to:
(a) China
(b) Russia
(c) United States-✔️
(d) Germany

The instrument used to measure the relative humidity of air is
(a) Hygrometer-✔️
(b) Salinometer
(c) Calorimeter
(d) Hydrometer

The instrument used to measure the pressure of gases is the (a) Barometer
(b) Monometer-✔️
(c) Psychrometer
(d) Spectrophotometer

The instrument used to measure the concentration of salt water is the
(a) Galvanometer
(b) Salinometer-✔️
(c) Altimeter
(d) Hygrometer

The German physicist who first demonstrated the existence of Radio waves was
(a) Arthur Eddington
(b) Henrich Hertz-✔️
(c) William Harvey
(d) Marcello Malpighi

The first person to see a cell under microscope was

(a) Max von Laue
(b) Gustav Kirchhoff
(c) Robert Hooke-✔️
(d) Hans Bethe

The fastest-running terrestrial animal is
(a) Cheetah-✔️
(b) lion
(c) man
(d) jaguar

The density of milk is measured by a
(a) Monometer
(b) Hygrometer
(c) Lactometer-✔️
(d) Anemometer

The characteristic odour of Garlic is due to which one of the following?
(a) Chlorine-containing compounds
(b) Fluorine-containing compounds
(c) Nitrogen-containing compounds
(d) Sulphur-containing compounds-✔️

The branch of medical science which is concerned with the study of disease as it affects a community of people is called
(a) Epidemiology-✔️
(b) oncology
(c) paleontogy
(d) pathology



Everyday Science MCQs 17
The angle between the geographical meridian and magnetic meridian is called
(a) Angle of dip
(b) Angle of declination-✔️
(c) Angle of inclination
(d) None of the above

Superconductivity is a material property associated with
(a) cooling a substance without a phase change
(b) frictionless liquid flow
(c) a loss of thermal resistance
(d) a loss of electrical resistance-✔️

Pollination by birds is called
(a) autogamy
(b) ornithophily-✔️
(c) entomophily
(d) anemophily

Mist is caused by
(a) Dry ice
(b) Ice at low temperature
(c) Water vapours at low temperature-✔️
(d) Carbon- monoxide in solid form

Match List-I with List-II and select the correct answer using the code given below the Lists:
List-I List-II
Celestial Body) ( Roman God)
A. Mercury 1. God of the Under world and Death
B. Pluto 2. God of Commerce, Eloquence and Skill
C. Mars 3. God of the Sea
D. Neptune 4. God of War Code:
(a) A B C D 3 1 4 2
(b) A B C D
2 4 1 3
(c) A B C D
3 4 1 2
(d) A B C D 2 1 4 3-✔️

In the human body, Cowper's glands form a part of which one of the following?
(a) Digestive system
(b) Endocrine system
(c) Reproductive system-✔️
(d) Nervous system .

In normal adult human, what is the rate of heartbeat per minute?
(a) 72-80-✔️
(b) 70-75
(c) 80-97
(d) 82-87

In human body, what is the number of cervical vertebrae?
(a) 5
(b) 7-✔️
(c) 8(d) 12

In daylight the human eye is most sensitive to which color?
(a) Green-✔️
(b) Red
(c) Blue
(d) Orange

If a metal can be drawn into wires relatively easily it is called
(a) malleable
(b) ductile-✔️
(c) extractive
(d) tactile

Everyday Science MCQs 18

Evaporation from water surfaces exposed to air is not dependent of the:
(a) velocity of the wind
(b) humidity
(c) temperature
(d) depth of the water-✔️

Earth quake waves travel fastest in
(a) Soil
(b) Molten rock
(c) Water-✔️
(d) Flexible rock

Yeast, used in making bread is a:
(a) plant
(b) fungus-✔️
(c) bacteria
(d) seed

Who was the marine biologist and author of Silent Spring who was one of the first people to warn of the dangers of pesticides like DDT?
(a) Jacques Cousteau
(b) Rachel Carson-✔️
(c) Charles Darwin
(d) Marlin Perkins

Who was the first scientist credited with pointing out that certain gases could cause a greenhouse effect?
(a) John Tyndall-✔️
(b) Charles Darwin
(c) Roger Tory Peterson
(d) Stephen Jay Gould

Who is known as the Father of the Atomic Bomb?
(a) Albert Einstein
(b) J. Robert Oppenheimer-✔️
(c) General Leslie Groves
(d) Edward Teller

Who is called the Father of the Nuclear Navy?
(a) Edward Teller
(b) Robert Oppenheimer
(c) Hymen Rickover-✔️
(d) Chester Nimitz

Which of the following seeds will normalize blood sugar level?
(a) Coriander
(b) Mustard
(c) Cumin
(d) Fenugreek-✔️

Which of the following plants is not capable of manufacturing own food?
(a) Algae
(b) Mushroom-✔️
(c) Carrot
(d) Cabbage

Which of the following nutrients is not a structural component of the plant?
(a) Nitrogen
(b) Calcium-✔️
(c) Phosphorus
(d) Potassium


Everyday Science MCQs 19

Which of the following is primarily composed of calcium carbonate?
(a) Fish scales
(b) Shark teeth
(c) Oyster Shells-✔️
(d) Whale bones

Which of the following is not a property of difference amplifier?
(a) Capacitor is used in it-✔️
(b) It is used to compare two signals
(c) Difference amplifier yields more than the direct couple ampliier
(d) Frequency of difference amplifier remains flat from zero to high frequency

Which of the following is a rich source of energy?
(a) Protein
(b) Lipid-✔️
(c) Carbohydrate
(d) Vitamin

Which of the following is a cellulose fiber?
(a) Cotton-✔️
(b) Wool
(c) Rayon
(d) Polyester

Which of the following gases is released from rice fields in the most prominent quantities?
(a) Carbon dioxide
(b) Methane-✔️
(c) Carbon monoxide
(d) Sulphur dioxide

Which colour of heat radiation represents the highest temperature?
(a) Blood red
(b) Dark cherry
(c) Salmon
(d) White-✔️

Which among the following substances is used as a lubricant?
(a) Quartz
(b) Silica
(c) Graphite-✔️
(d) Nickel

What power cycle is used in jet engines?
(a) Stirling
(b) Rankine
(c) Otto
(d) Brayton-✔️

What is the pH value of pure water?
(a) 1
(b) 6
(c) 7-✔️
(d) 10

What is Jeweller's rouge?
(a) Ferric oxide-✔️
(b) Ferrous oxide
(c) Ferrous carbonate
(d) Ferric carbonate


Everyday Science MCQs 19

What is “H5N1" a term , which was very much in news recently ?
(a) It is a category of Visa provided by the USA fOR STUDENTS.
(b) It is the name of the virus which cause Bird flu
(c) It is the code name of India's space Mission 2010.
(d) It was the name of the military operation launched by Sri Lanka against LTTE-✔️

What form of radiation most closely resembles X-rays?
(a) alpha
(b) beta
(c) gamma-✔️
(d) neutron

What does airbag, used for safety of car driver, contain?
(a) Sodium bicarbonate
(b) Sodium azide-✔️
(c) Sodium nitrite
(d) Sodium peroxide

Water flows through a horizontal pipe at a constant volumetric rate. At a location where the cross sectional area decreases, the velocity of the fluid:
(a) Increases-✔️
(b) decreases
(c) stays the same

The word atom is from a Greek word meaning:
(a) small
(b) indivisible-✔️
(c) unseen
(d) visible

The weight of an object will be minimum when it is placed at
(a) The North Pole
(b) The South Pole
(c) The Equator
(d) The center of the Earth-✔️

The uranium fuel used worldwide is mainly in the form of:
(a) U3O8
(b) UO2-✔️
(c) UF6
(d) U metal

The time taken by the Sun to revolve around the center of our galaxy is
(a) 50 mn years
(b) 100 mn years
(c) 250 mn years-✔️
(d) 365 mn years

The theory of relativity was brought forward by
(a) Louis Victor de Broglie
(b) Albert Einstein-✔️
(c) Carl Linnaeus
(d) Jean Piaget

The study of phenomena at very low temperatures is called
(a) heat transfer
(b) morphology
(c) crystallography
(d) cryogenics-✔️


Everyday Science MCQs 20



What is “H5N1" a term , which was very much in news recently ?
(a) It is a category of Visa provided by the USA FOR STUDENTS.
(b) It is the name of the virus which cause Bird flu
(c) It is the code name of India's space Mission 2010.
(d) It was the name of the military operation launched by Sri Lanka against LTTE-✔️

What form of radiation most closely resembles X-rays?
(a) alpha
(b) beta
(c) gamma-✔️
(d) neutron

What does airbag, used for safety of car driver, contain?
(a) Sodium bicarbonate
(b) Sodium azide-✔️
(c) Sodium nitrite
(d) Sodium peroxide

Water flows through a horizontal pipe at a constant volumetric rate. At a location where the cross sectional area decreases, the velocity of the fluid:
(a) Increases-✔️
(b) decreases
(c) stays the same

The word atom is from a Greek word meaning:
(a) small
(b) indivisible-✔️
(c) unseen
(d) visible

The weight of an object will be minimum when it is placed at
(a) The North Pole
(b) The South Pole
(c) The Equator
(d) The center of the Earth-✔️

The uranium fuel used worldwide is mainly in the form of:
(a) U3O8
(b) UO2-✔️
(c) UF6
(d) U metal

The time taken by the Sun to revolve around the center of our galaxy is
(a) 50 mn years
(b) 100 mn years
(c) 250 mn years-✔️
(d) 365 mn years

The theory of relativity was brought forward by
(a) Louis Victor de Broglie
(b) Albert Einstein-✔️
(c) Carl Linnaeus
(d) Jean Piaget

The study of phenomena at very low temperatures is called
(a) heat transfer
(b) morphology
(c) crystallography
(d) cryogenics-✔️


Everyday Science MCQs 21

The study of how people use tools to perform work and how people physically relate to their working environment is called
(a) engineering
(b) ergonomics-✔️
(c) agronomy
(d) physiology

The Statue of Liberty is green because of:
(a) green stone
(b) oxidized brass
(c) steel painted green
(d) oxidized copper-✔️

Who invented the telephone?
(a) Thomas Alva Edison
(b) Galileo
(c) Alexander Graham Bell-✔️
(d) G. Marconi

Who invented the railway engine?
(a) Charles Babbage
(b) Isaac Newton
(c) James Watt
(d) George Stephenson-✔️

Who invented Radar?
(a) Henrey Backquerel
(b) Max Planck
(c) Robert Watson Watt-✔️
(d) Humphrey Davy

Who invented polio vaccine (oral)?
(a) Albert Sabin-✔️
(b) Burkholder
(c) Luise Pasture
(d) Jonas Salk

Who developed the small pox vaccination?
(a) Eduard Jenner-✔️
(b) Alexander Fleming
(c) Albert Einstein
(d) None of these

Which one of the following was to be discovered first in the chromosphere of the sun
(a) Helium-✔️
(b) Neon
(c) Xenon
(d) Krypton

Which famous inventor ranks second in the number of patents registered?
(a) Thomas Alva Edison
(b) James Watt
(c) Albert Einstein
(d) Edwin Land-✔️

What famous scientist and inventor participated in the invention of the Aqua-✔️Lung?
(a) Thomas Edison
(b) Isaac Newton
(c) Leonardo da Vinci


(d) Jacques Cousteau-✔️


Everyday Science MCQs 22

Vulcanised rubber was invented by
(a) Charles Goodyear-✔️
(b) William Stockes
(c) J.E.Lundstrom
(d) Sir Joseph Swann

The system for writing by blind people was invented by
(a) Louis Braille-✔️
(b) Henry Bacquerel
(c) Sir J.A.Fleming
(d) Dr.Charles H. Townes

The steam engine was invented by
(a) William Stockes
(b) J.E.Lundstrom
(c) Sir Joseph Swann
(d) James Watt-✔️

The steam engine was invented by
(a) James Watt-✔️
(b) James Prescott Joule
(c) New Commen
(d) Isaac Newton

The revolver was invented by
(a) Eduard Jenner
(b) Alexander Fleming
(c) Albert Einstein
(d) Samuel Colt-✔️

The refrigerator was invented by
(a) J.Perkins-✔️
(b) Alexander Fleming
(c) Albert Einstein
(d) Benjamin Franklin

The nuclear reactor was invented by
(a) Enrico Ferni-✔️
(b) Eduard Jenner
(c) Alexander Fleming
(d) Albert Einstein Torricelli

The laws of floating bodies was discovered by (a) Pierre Simon de Laplace
(b) Archimedes-✔️
(c) Edwin Hubble
(d) Joseph J. Thomson

The four blood groups were discovered by
(a) Richard Feynman
(b) Karl Landsteiner-✔️
(c) Alfred Wegener
(d) Stephen Hawking

The existence of isotopes was discovered by
(a) Emil Kraepelin
(b) Trofim Lysenko
(c) Frederick Soddy-✔️
(d) Francis Galton


Everyday Science MCQs 23

The electro-cardiograph was invented by
(a) B. F. Goodrich
(b) Gottlieb Daimler
(c) Karl Benz
(d) William Einthoven-✔️

Stethoscope was invented by
(a) William Shockley
(b) Tim Berners Lee
(c) Chester Carlson
(d) William Stockes-✔️

Spinning frame was invented by
(a) Charles Macintosh
(b) Antoine Joseph Sax
(c) Samuel Morse
(d) Sir Richard Arkwright-✔️

Sodium was discovered by
(a) Sir Humphry Davy-✔️
(b) James Watson
(c) John Bardeen
(d) John von Neumann

Safety matches was invented by
(a) Levi Strauss
(b) Benjamin Franklin
(c) Peter Goldmark
(d) J.E.Lundstrom-✔️

Rayon was invented by
(a) Sir Joseph Swann-✔️
(b) Adolph Rickenbacker
(c) David Brewster
(d) Christopher Cockerell

Radium was discovered by
(a) Willard Libby
(b) Edward Teller
(c) Ernst Haeckel
(d) Marie and Pierrie Curie-✔️

Radioactivity was discovered by
(a) Karl Landsteiner
(b) Konrad Lorenz
(c) Henry Bacquerel-✔️
(d) Edward O. Wilson

Radio valve was invented by
(a) Sir J.A.Fleming-✔️
(b) George Eastman
(c) William Burroughs
(d) Michael Faraday

Nylon was invented by
(a) Dr.Wallace H.Carothers-✔️
(b) Adolph Rickenbacker
(c) David Brewster
(d) Christopher Cockerell




Everyday Science MCQs 24

Microscope was invented by
(a) Aaton Van Leewen Hock-✔️
(b) Robert Recorde
(c) William Oughtred
(d) Hermann Fottinger

Laser was invented by
(a) Dr.Charles H. Townes-✔️
(b) Edwin Hubble
(c) Albert Einstein
(d) S. Chandrasekhar

One of the countries through which equator passes is:
(a) Kenya
(b) Malaysia-✔️
(c) Malta
(d) Pakistan

Copper can be converted into gold by:
(a) Artificial radioactivity-✔️
(b) heating
(c) Electroplating
(d) Chemical reaction

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

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-✔️

Max Planck received the noble prize in Physics in 1918 for his discovery of:
(a) electron
(b) energy quanta-✔️
(c) photon
(d) positron

Bronze medal is made up of metals:
(a) (copper,nickel)
(b) (copper, tin)-✔️
(c) (copper, silver)
(d) (copper, zinc)

Addison’s disease is caused by the excessive secretion of:
(a) Antiduretic Harmone
(b) Luteinising Harmone
(c) Melanophore stimulating Harmone
(d) Adrenocorticotrophic Harmone-✔️

Development of calf muscles in ladies who wear high heels is a common example of:
(a) Natural Selection
(b) inheritance of acquired character-✔️
(c) Use and disuse of organ
(d) Artificial selection



Everyday Science MCQs 25

Margalla Hill is a branch of:
(a) Karakorum range-✔️
(b) Hindukash range
(c) Himalaya range
(d) Nanga Parbat range

Humming bird belongs to a category called:
(a) Ectotherm
(b) Endotherm-✔️
(c) Exotherm
(d) Heterotherm

Radioactive isotope of Uranium used in Nuclear Bomb is:
(a) 92 U 235
(b) 92 U 234
(c) 92 U 233
(d) 92 U 238-✔️

Human population growth is greatest in developing countries because:
(a) the birth rate is high in developing countries-✔️
(b) the death rate is high in developing countries.
(c) much of the population has already reached the child bearing age.
(d) most of the world’s population lives in industrialized countries.

Which woody raw material is used for the manufacture of paper pulp?
(a) Cotton
(b) Poplar-✔️
(c) Bagasse
(d) Rice straw

Rectified spirit contains alcohol about:
(a) 80%
(b) 95%-✔️
(c) 70%
(d) 85%

Which of the following elements is not present abundantly in earth’s crust:
(a) Silicon
(b) Radium-✔️
(c) Aluminum
(d) Carbon

The famous book; Al - Qanoun was written by the Muslim scientist:
(a.) Jabar bin Hayyan
(b) Zakariya Al -Razi
(c) Abu Ali Sina-✔️
(d) Abdul Qasim Majreeti

Basic metals can be converted into gold by:
(a) Heating
(b) Beating
(c) Artificial nuclear radioactivity-✔️
(d) Chemical reaction

A light year is a unit of:
(a) Time
(b) Energy
(c) Length-✔️
(d) Mass


Everyday Science MCQs 26
One of the main function of the earth’s ozone layer is to:
(a) Prevent global warming
(b) Filter out ultraviolet rays-✔️
(c) Absorb pollution
(d) All of the above
Ozone layer (stratospheric ozone) is a high concentration of ozone molecules about 30 to 50 km altitude (stratosphere). The main function of the ozone layer is to absorb the Sun's ultraviolet radiation, hence protecting the Earth from its harmful effects.

Insulin is injected into the intestines by
(a) Pancreas-✔️
(b) Liver
(c) Stomach
(d) Gall bladder

Lock Jaw, i.e., difficulty in opening the mouth is a symptom of
(a) Cholera
(b) Plague
(c) Tetanus-✔️
(d) Diphtheria

Which of the following pairs is incorrect?
(a) Plague-✔️rats
(b) Rabies-✔️dog
(c) Tapeworm-✔️pig
(d). Poliomyelitis-✔️monkey-✔️

Match the following columns Column I Column II
A. Air-borne 1. Tetanus
B. Water-borne 2. Tuberculosis
C. Contact 3. Cholera
D. Wound 4. Syphilis
(a) 2 3 1 4
(b) 2 3 4 1-✔️
(c) 3 2 4 1
(d) 4 3 2 1

Ricketts is a disease of the
(a) Bones-✔️
(b) Tissue
(c) Muscles
(d) Blood

Which of the following statements is correct?
(a) Pulmonary artery carries pure blood
(b) Pulmonary artery carries impure blood-✔️
(c) Pulmonary vein carries impure blood
(d) None of these

Lungs are situated in the
(a) Abdominal cavity
(b) Pericardial cavity
(c) Buccal cavity
(d) Thoracic cavity-✔️

The human cell contains
(a) 44 chromosomes
(b) 48 chromosomes
(c) 46 chromosomes-✔️
(d) 23 chromosomes

Enzymes help in
(a) Respiration
(b) Digestion of food-✔️
(c) Immune system
(d) Reproduction

Food is normally digested in the
(a) Liver
(b) Stomach
(c) Small intestines-✔️
(d) Large intestines

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