Everyday Science MCQs

Option A: 4.5 to 6.2 million

Option B: 3.4 to 6.8 million

Option C: 3.2 to 7.2 million

Option D: 4.0 to 5.2 million

Correct Answer: 4.0 to 5.2 million ✔

Option A: Carbon dioxide

Option B: Oxygen

Option C: Water

Option D: Glucose

Correct Answer: Water ✔

A. The earth’s atmosphere
B. Interstellar dust
C. both A and B
D. None of these

Submitted by: Rashid Mehmood

Correct Answer: C. both A and B ✔

Option A: Haemoglobin

Option B: Fibrin

Option C: Heparin

Option D: Plasma

Correct Answer: Heparin ✔

Option A: Gerontology

Option B: Hstologyh

Option C: Pysiology

Option D: Anthropology

Correct Answer: Gerontology ✔

A. Methane, Ethane and Hexane
B. Ethane, Hexane and Nonane
C. Methane, Hexane and Nonane
D. Methane, Butane and Propane

Submitted by: Muhammad Ali Kunbhar

Correct Answer: D. Methane, Butane and Propane ✔

A. Iron, Zinc and Titanium
B. Iron and Tin
C. Iron, Brass and Tin
D. Copper, Tin and Zinc

Submitted by: Muhammad Ali Kunbhar

Modified gunmetal contains lead in addition to the zinc; it is typically composed of 86% copper, 9.5% tin, 2.5% lead, and 2% zinc. It is used for gears and bearings.

Correct Answer: D. Copper, Tin and Zinc ✔

A. Black paint
B. PVC
C. Teflon
D. polystyrene

Submitted by: Muhammad Ali Kunbhar

Correct Answer: C. Teflon ✔

A. Nitrogen
B. Hydrogen
C. Carbon dioxide
D. Oxygen

Submitted by: Muhammad Ali Kunbhar

Correct Answer: Nitrogen ✔

Option A: Dative bond

Option B: Covalent bond

Option C: Both A and B

Option D: Ionic Bond

Correct Answer: Both A and B ✔

Option A: Oxygen and hydrogen

Option B: Oxygen, hydrogen, acetylene and nitrogen

Option C: Oxygen, acetylene and argon

Option D: Oxygen and acetylene

Correct Answer: Oxygen and acetylene ✔

Option A: Argon

Option B: Xenon

Option C: Helium

Option D: Krypton

Correct Answer: Helium ✔

Option A: NaAlO2

Option B: H2O

Option C: Al2O3

Option D: CaSiO3

Correct Answer: H2O ✔

Option A: every action there is an equal and opposite reaction.

Option B: attraction or repulsion between two charges

Option C: volume of a given mass of gas increases or decreases

Option D: temperature remaining constant, volume of a given mass of a gas varies inversely

Correct Answer: A. every action there is an equal and opposite reaction ✔

A. 6.0
B. 6.5
C. 7.0
D.7.5

Submitted by: Muhammad Ali Kunbhar

Milk fresh from the cow typically has a pH between 6.5 and 6.7. The pH of milk changes over time. As milk goes sour, it becomes more acidic and the pH gets lower. This occurs as bacteria in milk convert the sugar lactose into lactic acid

Correct Answer: 6.5 ✔

Option A: Oak tree

Option B: Pine tree

Option C: Birch tree

Option D: Lemon tree

Correct Answer: Pine tree ✔

Option A: Osmosis

Option B: Capillary action

Option C: Lowering of interfacial tension

Option D: Diffusion

Correct Answer: Lowering of interfacial tension ✔

Option A: Sodium sulphate

Option B: Sodium stearate

Option C: Sodium chloride

Option D: Sodium nitrate

Correct Answer: Sodium stearate ✔

Option A: Cast iron

Option B: Steel

Option C: Wrought iron

Option D: Stainless steel

Correct Answer: Cast iron ✔

Option A: Annealing

Option B: Quenching

Option C: Tempering

Option D: Nitriding

Correct Answer: Annealing ✔

Option A: Azeotrope

Option B: Conjugate temperature

Option C: Consolute temperature

Option D: Eutectic point

Correct Answer: Consolute temperature ✔

Option A: Hydrogen

Option B: Chlorine

Option C: Hydrogen and Helium

Option D: Neon

Correct Answer: Hydrogen ✔

Option A: Peat

Option B: Lignite

Option C: Anthracite

Option D: Bituminious

Correct Answer: Anthracite ✔

Option A: Oil is very light

Option B: Oil is volatile

Option C: Diffusion of oil through the wick

Option D: Capillary action phenomenon

Correct Answer: Capillary action phenomenon ✔

Option A: Rene Laennec

Option B: Steven Sasson

Option C: Martin Cooper

Option D: Dave Hyatt

Correct Answer: Rene Laennec ✔

Option A: HNO2

Option B: HNO3

Option C: HN2O2

Option D: H2NO4

Correct Answer: HNO3 ✔

Option A: Dermatology

Option B: Dormatology

Option C: Deontology

Option D: Dermatoglyphics

Correct Answer: Dermatology ✔

Option A: Dactylography

Option B: Dactylology

Option C: Dactyliology

Option D: Dialectology

Correct Answer: Dactylography ✔

Option A: It does not carry any charge

Option B: It does not move

Option C: It is a fundamental particle

Option D: It is present in nucleus

Correct Answer: It does not carry any charge ✔

Option A: J.J.Thomson

Option B: Chadwick

Option C: Rutherford

Option D: Robert Millikan

Correct Answer: Robert Millikan ✔

Option A: 17.031 g/mol

Option B: 18.031 g/mol

Option C: 19.031 g/mol

Option D: 27.033 g/mol

Correct Answer: 17.031 g/mol ✔

Option A: NH

Option B: NH2

Option C: NH3

Option D: NH4

Correct Answer: NH ✔

Option A: Hydrogen

Option B: Neon

Option C: Carbondioxide

Option D: Argon

Correct Answer: Argon ✔

Option A: C4H10O6

Option B: C5H11O6

Option C: C6H12O6

Option D: S6H12O6

Correct Answer: C6H12O6 ✔

Option A: Carbohydrates

Option B: Lipids

Option C: Proteins

Option D: Nucleic acids

Correct Answer: Lipids ✔

A. C2H6O
B. CaSO4
C. C2H4O2
D. H2SO4

Submitted by: Rashid Mehmood

Correct Answer: H2SO4 ✔

Option A: Giorgi

Option B: Archimedes

Option C: Eienstein

Option D: Newton

Correct Answer: Giorgi ✔

A. Chromatography
B. Fractional distillation
C. Sublimation
D. None of these

Submitted by: Rashid Mehmood

mixture of sand and naphthalene can be separated by “Sublimation”.

Correct Answer: Sublimation ✔

A. Na3CO2
B. CNa2O3
C. Na2CO3
D. Na3CO3

Submitted by: Rashid Mehmood

Correct Answer: Na2CO3 ✔

Option A: Turmeric on filter paper

Option B: Silica gel coated with silver nitrate

Option C: potassium permanganate-sulphuric acid

Option D: Potassium dichromatic-sulphuric acid

Correct Answer: Potassium dichromatic-sulphuric acid ✔

Option A: Carbon dioxide

Option B: Oxygen

Option C: Nitrogen

Option D: Hydrogen sulphide

Correct Answer: Hydrogen sulphide ✔

Option A: Nuclear fusion

Option B: Artificial radioactivity

Option C: Natural radioactivity

Option D: Nuclear fission

Correct Answer: Nuclear fusion ✔

Option A: Isotopes

Option B: Isomers

Option C: Allotropes

Option D: Allomers

Correct Answer: Isotopes ✔

Option A: M

Option B: Z

Option C: P

Option D: A

Correct Answer: Z ✔

A. Ammonia Gas
B. Chlorine
C. Oxygen
D. Hydrogen gas

Submitted by: Rashid Mehmood

When metal reacts with acid, a soap bubble is formed and the bubble contains Hydrogen gas (example: HCl, H2SO4).

Hydrogen gas is liberated when anacid reacts with a metal. For example, when zin cmetal reacts with dil. hydrogen is evolved and salt zinc chloride is formed as: It can be tested bybringing a burning candle near thegas.

Correct Answer: D. Hydrogen gas ✔

Option A: Blood Cancer

Option B: Colorectal Cancer

Option C: Lung Cancer

Option D: Prostate Cancer

Correct Answer: Colorectal Cancer ✔

Option A: Radiology

Option B: Raciology

Option C: Rheumatology

Option D: Rheology

Correct Answer: Radiology ✔

Option A: Zeolites

Option B: Sulphonides

Option C: Lime

Option D: Nitrates

Correct Answer: Zeolites ✔

Option A: Zn(OH)2

Option B: ZNO2

Option C: Zn2(OH)3

Option D: ZnOH

Correct Answer: Zn(OH)2 ✔

Option A: 1

Option B: 2

Option C: 3

Option D: 4

Correct Answer: 4 ✔

Option A: HHypothermia

Option B: Pyrexia

Option C: Hypertension

Option D: Thermophilia

Correct Answer: Pyrexia ✔

Sporadic
Epidemic
Endemic
Zoonosis

Submitted by: DR DiYAL DAS

Disease Transmitted from Animals to Humans. A zoonosis (zoonotic disease or zoonoses -plural) is an infectious disease that is transmitted between species from animals to humans (or from humans to animals).

Correct Answer: Zoonosis ✔

Option A: 12 most harmful greenhouse gases

Option B: 12 ozone depleting substances

Option C: 12 persistent organic pollutants

Option D: None of the above

Correct Answer: 12 persistent organic pollutants ✔

Option A: Male frog can magnify their voice with the help of sound box.

Option B: Male frog have three pair of vocal cord

Option C: Female frog have larynx but no vocal cord

Option D: Female frog have no larynx

Correct Answer: Female frog have no larynx ✔

Option A: Plasmolysis

Option B: Imbibition

Option C: Osmosis

Option D: Diffusion

Correct Answer: Imbibition ✔

Option A: Auxology

Option B: Autology

Option C: Avionics

Option D: Axiology

Correct Answer: Auxology ✔

Option A: One

Option B: Many

Option C: No eye

Option D: Two

Correct Answer: No eye ✔

Option A: Phytology

Option B: Phycology

Option C: Pedology

Option D: Plantophyta

Correct Answer: Phytology ✔

Option A: Anthropobiology

Option B: Anatomy

Option C: Aphnology

Option D: Apiology

Correct Answer: Anatomy ✔

Option A: Testing picture Quality

Option B: Measuring light Intensity

Option C: Measuring Size of Picture

Option D: Checking colors and Pictures

Correct Answer: Measuring light Intensity ✔

Option A: Vitamin C

Option B: vitamin D

Option C: vitamin K

Option D: None of these

Correct Answer: Vitamin C ✔

Option A: Exocoetidae

Option B: Anoplopoma fimbria

Option C: Orthopsetta sordida

Option D: Xiphias gladius

Correct Answer: Exocoetidae ✔

Option A: Ampullary Heart

Option B: Pulsating Heart

Option C: Myogenic Heart

Option D: Neurogenic Heart

Correct Answer: Myogenic Heart ✔

Option A: Snakes and birds

Option B: Bat and rats

Option C: Frog and snakes

Option D: Birds and monkey

Correct Answer: Frog and snakes ✔

Option A: Convex mirror 

Option B: Concave mirror

Option C: Plane mirror

Option D: Both (b) and (c)

Correct Answer: Convex mirror  ✔

Option A: Because the sunlight falling on it is scattered.

Option B: Because the sunlight falling on it is absorbed.

Option C: Because the sunlight falling on it is refracted.

Option D: Because the sunlight falling on it is reflected.

Correct Answer: Because the sunlight falling on it is scattered. ✔

Option A: Focal Length

Option B: Radius of Curvature

Option C: Power

Option D: Magnification

Correct Answer: Focal Length ✔

Longitude
Latitude
Aptitude
None of these

Submitted by: Shafi Muhammad

Latitude is the measurement of distance north or south of the Equator. It is measured with 180 imaginary lines that form circles around the Earth east-west, parallel to the Equator. These lines are known as parallels

Correct Answer: Latitude ✔

Option A: Forms a real image

Option B: Forms a virtual image 

Option C: Forms an inverted image

Option D: Produces a larger image

Correct Answer: Forms a virtual image  ✔

Option A: Cylindrical Lens  

Option B: Concave Lens

Option C: Spherical Lens

Option D: Convex Lens

Correct Answer: Cylindrical Lens   ✔

Option A: Rhinologist

Option B: Otologist

Option C: Pathologist

Option D: Podiatrist

Correct Answer: Rhinologist ✔

Option A: Blue Whale

Option B: Elephant

Option C: Opossum

Option D: None of these

Correct Answer: Elephant ✔

Option A: Heat

Option B: Light

Option C: Magnetism 

Option D: Kinetic

Correct Answer: Magnetism  ✔

Option A: Current

Option B: Lens

Option C: Force

Option D: Focal Length

Correct Answer: Lens ✔

Option A: small signal

Option B: strong signal

Option C: both

Option D: none

Correct Answer: strong signal ✔

Option A: Ethene

Option B: Ethanol

Option C: Propyle

Option D: none

Correct Answer: Ethanol ✔

Option A: Chemistry

Option B: Physics

Option C: Both

Option D: None of these

Correct Answer: Physics ✔

Option A: Sulphur

Option B: Selenium

Option C: Bromine

Option D: Phosphorus

Correct Answer: Selenium ✔

Option A: White bellbird 

Option B: Peacock

Option C: Piha

Option D: None of the above

Correct Answer: White bellbird  ✔

Option A: Cadmium

Option B: Thorium

Option C: Radium

Option D: Uranium

Correct Answer: Cadmium ✔

Option A: Silicon

Option B: Chlorine

Option C: Sulphur 

Option D: Phosphorus

Correct Answer: Sulphur  ✔

Option A: Burning of coal

Option B: Conversion of water into steam

Option C: Digestion of food

Option D: Burning of paper

Correct Answer: Conversion of water into steam ✔

Option A: Rayon

Option B: Nylon 

Option C: Terylene

Option D: Orion

Correct Answer: Nylon  ✔

Option A: Leukocytes

Option B: Red blood cells

Option C: Endoplasmic reticulum (ER)

Option D: Golgi apparatus

Correct Answer: Leukocytes ✔

Option A: Hands

Option B: Masseter

Option C: Neck

Option D: Legs

Correct Answer: Masseter ✔

Option A: Microbiology

Option B: Micrology

Option C: Histopathology

Option D: Tavelogy

Correct Answer: Microbiology ✔

Option A: Desert lizard

Option B: Camel

Option C: Kangaroo rat

Option D: Cuttlefish

Correct Answer: Kangaroo rat ✔

Option A: Callisto

Option B: Europa

Option C: lo

Option D: None

Correct Answer: Europa ✔

Option A: Neutrons

Option B: Protons

Option C: Electrons

Option D: Beta rays

Correct Answer: Protons ✔

Option A: Gall Bladder

Option B: Kidneys

Option C: Stomach

Option D: None of these

Correct Answer: Stomach ✔

Option A: HIV

Option B: Diabetes

Option C: Chronic Liver disease

Option D: AIDS

Correct Answer: Chronic Liver disease ✔

Option A: 1257 miles per hour

Option B: 755 miles per hour

Option C: 330 miles per hour

Option D: None of these

Correct Answer: 755 miles per hour ✔

Option A: Speed

Option B: Frequency

Option C: Intensity

Option D: Wavelength

Correct Answer: Frequency ✔

Option A: thyroid

Option B: pancreas

Option C: parathyroid

Option D: all of these

Correct Answer: pancreas ✔

Option A: Lungs

Option B: Kidneys

Option C: Spleen

Option D: Eyes

Correct Answer: Spleen ✔

Option A: Heavy snowfall

Option B: Earthquakes

Option C: Deforestation

Option D: Construction of dams

Correct Answer: Deforestation ✔

Option A: High pressure

Option B: Rainfall

Option C: High temperature

Option D: Earthquake

Correct Answer: Rainfall ✔

Option A: Sugars

Option B: Hormones

Option C: Vitamins

Option D: Minerals

Correct Answer: Hormones ✔

Option A: Paper

Option B: Polythene

Option C: Eggshell

Option D: Gelatin 

Correct Answer: Gelatin  ✔

Option A: Thalamus

Option B: Hypothalamus

Option C: Aymgdala

Option D: None

Correct Answer: Hypothalamus ✔