Q 1
Bacteria are primarily classified as:
A. Predators
B. Parasites
C. Epiphytes
D. None of these
← All Subjects
Everyday Science MCQs in topical order.
Everyday Science MCQs from biology, physics, chemistry, environment and general science.
1518
Total MCQs
152
Topics
Quiz Mode
Available
1
Biology
Q 2
Tonsils in humans are located in which part of the body?
A. Stomach
B. Nervous System
C. Throat
D. Brain
Q 3
It is not advisable to sleep under a tree at night because of the release of:
A. More oxygen
B. Less oxygen
C. Carbon dioxide
D. Carbon monoxide
Q 4
The most important stimulant in tea leaves is:
A. Caffeine
B. Brucine
C. Phenylalanine
D. Theine
Q 5
Influenza is caused by what?
A. Bacteria
B. Virus
C. Fungi
D. Parasites
Q 6
Which of the following nutrients has the highest calorific value?
A. Carbohydrates
B. Fats
C. Vitamins
D. Proteins
Q 7
A package of enzymes bounded by a membrane and tasked with processing and packaging is generally termed the:
A. Ribosomes
B. Golgi apparatus
C. Endoplasmic reticulum
D. Cytoplasm
Q 8
How many chromosomes do people normally have?
A. 20 pairs
B. 23 pairs
C. 40 pairs
D. 50 pairs
2
Chemistry
Q 1
Which gas can accumulate in poorly ventilated buildings?
A. Xenon
B. Hydrogen
C. Radon
D. Helium
Q 2
The process by which a substance absorbs moisture upon exposure to atmosphere is called:
A. Deliquescence
B. Efflorescence
C. Dehydrogenation
D. Desalination
Q 3
Which of the following gases is highly combustible?
A. Hydrogen
B. Nitrogen
C. Oxygen
D. Carbon dioxide
Q 4
Cu Is the symbol of which element of the periodic table:
A. Chromium
B. Copper
C. Carbon
D. None of these
Q 5
The pH of milk is
A. 6
B. 6.7
C. 7
D. 7.5
Q 6
Soap and detergents remove the dirt from clothes due to
A. Capillary action
B. Osmosis
C. Diffusion
D. Lowering of interfacial tension
Q 7
Bronze is an alloy of:
A. Copper-Zinc
B. Chromium-Tin
C. Nickel-Copper
D. None of these
Q 8
The proton was discovered by:
A. JJ Thomson
B. Chadwick
C. Goldstein
D. None of these
3
Physics
Q 1
A mobile phone sends and receives messages through:
A. Sound waves
B. Radio waves
C. Ultrasonic waves
D. None of these
Q 2
The movement of molecules from an area of higher concentration to an area of lower concentration is known as:
A. Diffusion
B. Evaporation
C. Sublimation
D. Condensation
Q 3
When water freezes, it expands in volume by about:
A. 3%
B. 6%
C. 9%
D. 10%
Q 4
Which of the following is the most elastic material?
A. Rubber
B. Sponge
C. Glass
D. Steel
Q 5
Why does ice float on water?
A. Temperature
B. Density
C. Pressure
D. None of these
Q 6
The inner core of an optical fiber is ___ in composition.
A. Glass or plastic
B. Copper
C. Bimetallic
D. Liquid
Q 7
Which from the following is true for "Sound"?
A. Sound cannot travel through a vacuum
B. Sound cannot travel through gases
C. Sound cannot travel through liquids
D. Sound cannot travel through solids
Q 8
Kinetic and Potential Energy are which type of energy?
A. Chemical Energy
B. Thermal Energy
C. Mechanical Energy
D. Electrical Energy
4
Astronomy
Q 1
The planet nearest to the sun is:
A. Jupiter
B. Saturn
C. Mercury
D. Earth
Q 2
The Sun is a yellow star. What is the approximate surface temperature of the Sun?
A. 3,000 K
B. 6,000 K
C. 10,000 K
D. 15,000 K
Q 3
What is the average distance between the Moon and Earth?
A. 150,000 km
B. 380,000 km
C. 1,000,000 km
D. 40,000 km
Q 4
The time taken for sunlight to reach the Earth is:
A. 8 minutes
B. 8 minutes 20 seconds
C. 8 minutes 30 seconds
D. 9 minutes
Q 5
Which of the following Planet is called 'Morning or Evening star'?
A. Mercury
B. Venus
C. Earth
D. Neptune
Q 6
The scientific study of stars is called:
A. Astrology
B. Astronomy
C. Meteorology
D. None of these
Q 7
A Lunar Eclipse occurs on:
A. Full Moon
B. Half Moon
C. Quarter Moon
D. None of these
Q 8
Which planet in our solar system has the slowest orbital speed around the sun?
A. Neptune
B. Uranus
C. Saturn
D. Jupiter
5
Human Anatomy
Q 1
Wisdom teeth normally grow between the ages of:
A. 30-40
B. 17-30
C. 25-45
D. 20-50
Q 2
The lifespan of Red Blood Cells is roughly how many days?
A. 100
B. 120
C. 180
D. None of these
Q 3
The average heartbeat per minute in a normal man is:
A. 50-60 times
B. 70-80 times
C. 80-90 times
D. None of these
Q 4
How many bones are there in an adult human being?
A. 200
B. 201
C. 206
D. None of these
Q 5
The largest part of the human brain is:
A. Medulla oblongata
B. Cerebellum
C. Cerebrum
D. None of these
Q 6
How many bones does the adult human body have?
A. 210
B. 206
C. 180
D. None of these
Q 7
Myopia is a disease connected with:
A. Eyesight
B. Brain
C. Ears
D. None of these
Q 8
A person of which of the following blood groups is called a universal donor?
A. AB
B. A
C. B
D. None of these
6
Inventions
Q 1
When did Martin Cooper invent the first mobile cell phone?
A. 1971
B. 1973
C. 1975
D. 1977
Q 2
The telephone was invented by:
A. Cerf
B. Babbage
C. Edison
D. Graham
Q 3
Stethoscope was invented by _____?
A. Martin Cooper
B. Robert Ledley
C. Steven Sasson
D. Rene Laennec
Q 4
Thomas Edison is famous for inventing the:
A. Circuit
B. Bulb
C. Motor
D. None of these
Q 5
Who first built a fully practical plane?
A. Henry Ford
B. Wright Brothers
C. Lucius Tarquinius
D. None of these
Q 6
Who invented the first hot air balloon?
A. Thomas Edison
B. Wright Brothers
C. Montgolfier Brothers
D. Leonardo da Vinci
Q 7
Who invented the lightning rod?
A. Thomas Edison
B. Nikola Tesla
C. Michael Faraday
D. Benjamin Franklin
Q 8
Who invented the lightning rod?
A. Thomas Edison
B. Nikola Tesla
C. Michael Faraday
D. Benjamin Franklin
7
Environment
Q 1
Which country is the highest emitter of carbon dioxide?
A. India
B. China
C. US
D. UK
Q 2
Sun radiation is reflected or absorbed by the:
A. Ozone
B. Atmosphere
C. Light
D. None of these
Q 3
Illegal trade of Pangolins in Pakistan has caused their population to decline by about:
A. 50%
B. 60%
C. 70%
D. None of these
Q 4
Which of the following is a greenhouse gas?
A. Oxygen (O2)
B. Nitrogen (N2)
C. Carbon Dioxide (CO2)
D. Hydrogen (H2)
Q 5
Greenhouse gases cause:
A. Pollution
B. Increases use of land for landfills
C. Global warming
D. Contamination of ground water
Q 6
Change of temperature and drought is due to:
A. Global Change Impact
B. Pollution
C. Acid Rain
D. None of these
Q 7
Water sagacity refers to the wise and efficient use of water. In which area is water sagacity important?
A. Industrial use
B. Agricultural use
C. Domestic use
D. All of these
Q 8
Due to deforestation, which of the following can increase?
A. Rainfall
B. Biodiversity
C. Soil erosion
D. Oxygen production
8
Human Biology
Q 1
Which acid is produced in the human stomach to aid digestion?
A. Sulfuric acid
B. Acetic acid
C. Hydrochloric acid
D. Nitric acid
Q 2
Normal blood pressure measured in millimeters of mercury is:
A. 120/100 mmHg
B. 120/80 mmHg
C. 100/100 mmHg
D. 120/50 mmHg
Q 3
The lifespan of White Blood Cells is:
A. 1-5 days
B. 3-7 days
C. 4-8 days
D. 5-21 days
Q 4
The names of blood groups are designated according to:
A. Antigen
B. Antibody
C. Red blood cells
D. None of these
Q 5
Why do we laugh?
A. To express our feelings
B. To improve digestion
C. To increase heart rate
D. To sleep better
Q 6
Red Blood Cells are produced in:
A. Liver
B. Muscles
C. Bone Marrow
D. Brain tissues
Q 7
What is the weight of the average human brain?
A. 1.5 kg
B. 1.9 kg
C. 2.3 kg
D. 2.7 kg
Q 8
The material used in blood clotting is made up of:
A. Starch
B. Protein
C. Lipids
D. None of these
9
Diseases
Q 1
"Leukemia" is a disease of the:
A. Lungs
B. Blood
C. Skin
D. Nerves
Q 2
COVID-19 is caused by a:
A. Bacteria
B. Germs
C. Virus
D. None of these
Q 3
Polio is caused by:
A. Virus
B. Bacteria
C. Fungus
D. None of these
Q 4
Which of the following female mosquitoes is the cause of Dengue fever?
A. Anophilies
B. Aedes Aegypti
C. Barinohils
D. None of these
Q 5
Which of the following historical diseases has been successfully eradicated globally, including in Pakistan?
A. Smallpox
B. Polio
C. Malaria
D. Tuberculosis
Q 6
Zika virus is a mosquito-borne virus first identified in:
A. Morrocco
B. Uganda
C. Ghana
D. Nepal
Q 7
Which of the following is a type of blood cancer?
A. Leukaemia
B. Melanoma
C. Carcinoma
D. Sarcoma
Q 8
Malaria is a disease caused by a parasite which effects the
A. Lungs
B. Spleen
C. Kidneys
D. Heart
10
Environmental Science
Q 1
What is the harm from the depletion of Earth's Ozone Layer?
A. The average operation of the Earth's surface will increase gradually
B. The oxygen content of the atmosphere will decrease
C. Increased amount of UV rays will reach Earth's surface
D. Sea levels will rise as the polar ice caps will gradually melt
Q 2
What does acid rain cause damage to?
A. Flora and Fauna
B. Growth of trees
C. Big sculptures and marble constructions
D. All of these
Q 3
Which gas is predominantly responsible for trapping heat and causing artificial global warming?
A. Nitrogen peroxide
B. Carbon dioxide
C. Nitrous monoxide
D. Carbon monoxide
Q 4
Which of the following gases is the most harmful to the ozone layer:
A. Carbon dioxide
B. Chlorofluorocarbon
C. Nitrogen oxide
D. Sulphur dioxide
Q 5
The least polluted gas among the options is:
A. Carbon
B. Nitrogen
C. Chlorine
D. None of these
Q 6
Which of the following is considered a greenhouse gas?
A. CO2
B. Argon
C. Helium
D. Neon
Q 7
Acid rain contains high levels of:
A. Sulphuric Acid & Nitric Acid
B. Hydrochloric Acid
C. Carbonic Acid
D. Citric Acid
Q 8
What poisonous gas is contained in the exhaust fumes from cars?
A. Ammonia
B. Coal gas
C. Carbon monoxide
D. Sulphur dioxide
11
Vitamins
Q 1
Which vitamin is most soluble in water:
A. Vitamin B
B. Vitamin C
C. Vitamin B & Vitamin C
D. Vitamin D
Q 2
Muscular and nervous system disorders can heavily owe to the deficiency of:
A. Vitamin B
B. Vitamin A
C. Vitamin C
D. Vitamin D
Q 3
Which of the following Vitamins maintains normal clotting of blood?
A. Vitamin A
B. Vitamin C
C. Vitamin D
D. Vitamin K
Q 4
Which vitamin is produced in our body in the presence of sunlight?
A. Vitamin A
B. Vitamin B
C. Vitamin C
D. Vitamin D
Q 5
Which vitamin is essential for the repair and healing of tissues?
A. Vitamin C
B. Vitamin A
C. Vitamin D
D. Vitamin K
Q 6
Selenium, a trace element, works closely with Vitamin in the body.
A. A
B. C
C. E
D. D
Q 7
Which among the following vitamins helps in blood clotting?
A. Vitamin A
B. Vitamin K
C. Vitamin C
D. Vitamin D
Q 8
Muscular and nervous disorders is due to lack of:
A. Vitamin A
B. Vitamin C
C. Vitamin E
D. Vitamin K
12
Botany
Q 1
Photosynthesis in plants takes place faster in:
A. Yellow light
B. Red light
C. Darkness
D. White light
Q 2
Horticulture is the study of:
A. Animals
B. Insects
C. Plants & Fruits
D. None of these
Q 3
The study of flowers and fruits is called:
A. Olericulture
B. Horticulture
C. Dendrology
D. None of these
Q 4
Which one is not a fruit botanically?
A. Orange
B. Wheat Grain
C. Apricot
D. None of these
Q 5
The process of removing water in the form of vapour from the leaves is called:
A. Nutrition
B. Respiration
C. Perspiration
D. Transpiration
Q 6
Plants during the night exhale:
A. Carbon dioxide
B. Oxygen
C. Nitrogen
D. Hydrogen
Q 7
Which of the following element is not essential for plants?
A. Iron
B. Zinc
C. Potassium
D. Iodine
Q 8
Which of the following plants are called arthrophytes?
A. Lycopsids
B. Psilopsids
C. Sphenopsids
D. None of these