General Science Class 6 MCQS

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General Science Class 6 MCQs with answers for 6th grade students general science and ability subject test preparation.

General Science Class 6 MCQS

The smallest particle of the compound, made up of a group of atoms is known as:

  1. Molecules
  2. Mixture
  3. Alloy
  4. Isotope

If the ratio of solute to solvent is low, the solution is said to b:

  1. Supersaturated
  2. Diluted
  3. Saturated
  4. Concentrated

The light sensitive part of eye is?

  1. Cornea
  2. Retina
  3. Optic nerve
  4. Iris

Which organism is known as the powerhouse of the cell?

  1. Organ powerhouse
  2. Cell membrane
  3. Cytoplasm
  4. Mitochondria

Which of the following is the formula of glucose?

  1. C6H12O6
  2. C6H6
  3. C6H2O6
  4. None

The process of photosynthesis produces glucose and:

  1. Carbon dioxide
  2. Oxygen
  3. Water
  4. Carbo monoxide

Which of the following is not a natural satellite?

  1. Moon
  2. Sputnik-1
  3. Saturn
  4. Comet

Ozone layer protect us from the harmful ___ of the Sun.

  1. Heat
  2. Cold
  3. Ultraviolet rays
  4. None

The most common element found on Earth is?

  1. Hydrogen
  2. Oxygen
  3. Nitrogen
  4. Calcium
  5. None of these

The study about celestial objects of the universe is called?

  1. Geometry
  2. Geography
  3. Archaeology
  4. Astronomy

What is the percentage of nitrogen gas in air?

  1. 98%
  2. 58%
  3. 88%
  4. 78%
  5. 21%

The natural satellite of Earth is known as:

  1. Sun
  2. Asteroid
  3. Moon
  4. None

CNES is the space agency of which country?

  1. France
  2. Japan
  3. Russia
  4. Germany

Which part of cell controls all the chemical reactions of the cell and it contains chromosomes?

  1. Cell membrane
  2. Cytoplasm
  3. Vacuoles
  4. Nucleus

The energy which is created by the vibration of particles is known as?

  1. Thermal energy
  2. Sound energy
  3. Kinetic energy
  4. Potential energy

Which one is a non-renewable source of energy?

  1. Wind
  2. Coal
  3. Biomass
  4. Sunlight

Which of the following surfaces gives diffused reflection?

  1. Polished metal surface
  2. Calm surface of a lake
  3. Mirror
  4. Roadway

ISRO is the space agency of which country?

  1. USA
  2. UK
  3. Iran
  4. India

Following are examples of convex mirrors except:

  1. Rear-view mirror
  2. Dentist mirror
  3. Blind Corner mirror
  4. Security mirror

Sound travels in the form of waves called?

  1. Longitudinal Waves
  2. Transverse waves
  3. Electromagnetic waves
  4. Radio waves

Which among the following is not a secondary consumers?

  1. Lion
  2. Dog
  3. Wolf
  4. Goat

Which of the following is not a renewable source of energy?

  1. Hydrocarbon fuel
  2. Solar energy
  3. Wind energy
  4. Water energy

A solution which can dissolve more solute at given temperature is called?

  1. Standard Solution
  2. Super Saturated solution
  3. Unsaturated Solution
  4. Saturated Solution
  5. all of these

Animal that eat the producers (plants) are called?

  1. Primary Consumers
  2. Secondary Consumers
  3. Tertiary Consumers
  4. None

Animal that eat the primary consumers are called?

  1. Tertiary Consumers
  2. Secondary Consumers
  3. Primary Consumers
  4. None

Which of the following animal is secondary consumer?

  1. Dog
  2. Cat
  3. Cow
  4. Both A and B

The SI unit of energy is?

  1. Kelvin
  2. Joule
  3. Temperature
  4. Mole

Noise intensity is measured in:

  1. Decibels (dB)
  2. Hertz (Hz)
  3. Watts (W)
  4. Meters (m)

Asteroids are rocky objects, mostly orbiting the Sun in a region between?

  1. Earth and Mars
  2. Jupiter and Saturn
  3. Mars and Jupiter
  4. Saturn and Uranus

Another name for the diaphragm of microscope is?

  1. Retina
  2. Pupil
  3. Cornea
  4. Iris

Which among the following is not present in the animal cell?

  1. Chloroplast
  2. Nucleus
  3. Cell wall
  4. Both A and C

Which are containing air, liquid or food particles found in the cytoplasm and are small and numerous?

  1. Vacuoles
  2. Ribosomes
  3. Lysosomes
  4. Mitochondria

Cell organelle that is the site of respiration in a cell is called?

  1. Mitochondrion
  2. Nucleus
  3. Endoplasmic Reticulum
  4. Golgi Apparatus

Among the following, which is not present in plant cell?

  1. Cell Membrane
  2. Cytoplasm
  3. Nucleus
  4. Small Vacuole

Which one of the following substances traps sunlight?

  1. Cellulose
  2. Chlorophyll
  3. Cytoplasm
  4. Cell sap

Chlorophyll is a green substance that is present in:

  1. Mitochondria
  2. Nucleus
  3. Chloroplast
  4. Golgi Apparatus

What is the large organelle that fills with cell sap and contains water and dissolved substances like sugar and salt?

  1. Nucleus
  2. Mitochondria
  3. Large Vacuole
  4. Golgi Apparatus

A thick permeable layer around the plant cell is called?

  1. Cell Wall
  2. Cytoplasm
  3. Cell Membrane
  4. None

The major differentiating organelle of animal and plant cells is:

  1. Cell Membrane
  2. Chloroplast
  3. Nucleus
  4. Cytoplasm

What is the main component of the cell wall that supports the plant cell and gives it a regular shape?

  1. Protein
  2. Starch
  3. Lipid
  4. Cellulose

A group of similar cells combine together to form:

  1. Organ
  2. System
  3. Cell
  4. Tissue

Different tissues that perform the same function form an:

  1. Organ
  2. Tissue
  3. System
  4. Cell

Which organ is made up of air carrying tubes and tiny sacs?

  1. Brain
  2. Lungs
  3. Liver
  4. Heart

Which organs of plants are also called as food factory of plant?

  1. Roots
  2. Stems
  3. Leaves
  4. Flowers

Which organs of plants help in reproduction?

  1. Stems
  2. Flowers
  3. Roots
  4. Leaves

Select the correct sequence of level of organization among the following?

  1. Organelle → Tissue → Cell → Organ
  2. Cell → Organelle → Tissue → Organ
  3. Organelle → Cell → Tissue → Organ
  4. Organ → Tissue → Cell → Organelle

What is the main bulging surface of the eye that bends incoming light towards the lens?

  1. Sclera
  2. Cornea
  3. Iris
  4. Pupil

The coloured part of the eye is called?

  1. Pupil
  2. Iris
  3. Cornea
  4. Retina

Recognize the part of eye which control the amount of light entering inside the eye is?

  1. Cornea
  2. Iris
  3. Pupil
  4. Retina

The iris has a central opening that allows light to enter the eye, which is called?

  1. Cornea
  2. Pupil
  3. Lens
  4. Retina
The black dot at the center of the eye is called?
  1. Retina
  2. Iris
  3. Pupil
  4. Cornea

Which one of the following focusing mechanisms allows all light rays entering the eye to meet at one single point?

  1. Cornea
  2. Iris
  3. Retina
  4. Lens

The screen of the eye is called?

  1. Cornea
  2. Retina
  3. Iris
  4. Pupil

The nerve that transfers the visual information from the retina to the brain is called?

  1. Olfactory Nerve
  2. Optic Nerve
  3. Vagus Nerve
  4. Trigeminal Nerve

Which is not part of the human eye?

  1. Cochlea
  2. Retina
  3. Pupil
  4. Cornea

Which among the following transfers sounds from outer ear to the middle ear?

  1. Ear Drum
  2. Cochlea
  3. Ear Canal
  4. Auditory Nerve

It receives sound vibration and passes to the eardrum?

  1. Outer Ear
  2. Middle Ear
  3. Inner Ear
  4. None

Which part of middle ear convert the sound waves into mechanical vibrations?

  1. Eardrum
  2. Cochlea
  3. Ossicles
  4. None

Which nerve carries sound information from the cochlea of the inner ear directly to the brain?

  1. Trigeminal Nerve
  2. Vestibular Nerve
  3. Cochlear Nerve
  4. None

Which part of the brain receives signals from odor receptors?

  1. Cerebrum
  2. Cerebellum
  3. Hippocampus
  4. Olfactory Bulb

Olfactory bulb is present in:

  1. Brain
  2. Nose
  3. Ear
  4. Throat

Why does a piece of bread become wet when chewed in ___ and it tastes sweet.

  1. Tongue
  2. Mouth
  3. Intestine
  4. None

What is the tongue, and what causes its rough structure?

  1. Gland, Taste buds
  2. Muscular organ, Papillae
  3. Nerve, Fissures
  4. Muscular organ, Glands

Leaves contains thin veins to transport:

  1. Oxygen
  2. Carbon Dioxide
  3. Food
  4. Minerals

Carbon dioxide enters into plants through:

  1. Roots
  2. Leaves
  3. Petals
  4. Stomata

Stomata present in leaves help the plant in:

  1. Absorption
  2. Evaporation
  3. Chlorophyll
  4. Chromoplast

The green pigment present in leaves is called?

  1. Chloroplast
  2. Chromoplast
  3. Chlorophyll
  4. None

The products of the reaction between carbon dioxide and water are:

  1. Glucose (C6H12O6) and Nitrogen (N2)
  2. Glucose (C6H12O6) and Oxygen (O2)
  3. Starch (C6H10O5) and Water (H2O)
  4. Cellulose (C6H10O5) and Carbon Monoxide (CO)

Which is the useful product for plants?

  1. Oxygen
  2. Water
  3. Glucose
  4. Carbon Dioxide

Which gas is transported out of the leaf into the air?

  1. Carbon Dioxide (CO2)
  2. Nitrogen (N2)
  3. Water Vapor (H2O)
  4. Oxygen (O2)

What is the photosynthesis equation in plants?

  1. 6CO2 + 6H2O → C6H12O6 + 6O2
  2. 6CO2 + 6H2O → C6H12O6 + 6O3
  3. 6CO2 + 6O2 → C6H12O6 + 6H2O
  4. 6H2O + 6O2 → C6H12O6 + 6CO2

In following reaction the glucose produced by plant is stored in which special forms: 6CO2 + 6H2O → C6H12O6 + 6O2?

  1. Cellulose
  2. Starch
  3. Protein
  4. Lipid

Recognize the factor which does not affect the process of photosynthesis?

  1. O2
  2. CO2
  3. H20
  4. Light

Which gas is used to extract energy from food in photosynthesis?

  1. O2 (Oxygen)
  2. CO2 (Carbon Dioxide)
  3. H2O (Water)
  4. N2 (Nitrogen)

What is the respiration equation in plants?

  1. C6H12O6 + 6O2 → 6CO2 + 6H2O
  2. 6CO2 + 6H2O → C6H12O6 + 6O2
  3. 6CO2 + 6O2 → C6H12O6 + 6H2O
  4. 6H2O + 6O2 → C6H12O6 + 6CO2

Recognize the factor which does not affect the process of respiration?

  1. O2
  2. Temperature
  3. Light
  4. CO2

Which gas is used to extract energy from food in respiration?

  1. CO2
  2. N2
  3. O2
  4. H2

The materials required for photosynthesis are:

  1. Water (H2O) and Oxygen (O2)
  2. Water (H2O) and Carbon Dioxide (CO2)
  3. Carbon Dioxide (CO2) and Light Energy
  4. Glucose (C6H12O6) and Oxygen (O2)

The materials required for respiration are:

  1. Glucose (C6H12O6) and Oxygen (O2)
  2. Glucose (C6H12O6) and Water (H2O)
  3. Carbon Dioxide (CO2) and Water (H2O)
  4. Oxygen (O2) and Light Energy

During the daytime for the photosynthesis, plants require:

  1. O2
  2. N2
  3. CO2
  4. H2

During night plants give out more:

  1. Carbon Dioxide
  2. Oxygen
  3. Hydrogen
  4. Nitrogen

Plants don’t need shelter but they need this?

  1. Change
  2. Living
  3. Air
  4. Space

Photosynthesis occurs during day time because it depends on?

  1. Day activities
  2. Sunlight
  3. Brightness
  4. None

The bacteria and fungi belongs to group of biotic component known as?

  1. Producers
  2. Consumers
  3. Predators
  4. Decomposers

The community of biotic and abiotic components and their interactions for survival make up an?

  1. Ecosystem
  2. Habitat
  3. Biodiversity
  4. Environment

The study of the relationship between biotic and abiotic factors in environments is called?

  1. Geology
  2. Ecology
  3. Dermatology
  4. None

Study of relationship of organisms to their environment is called?

  1. Embryology
  2. Ecology
  3. Ethology
  4. Entomology

The factors which determine the number and types of organisms in a system are known as?

  1. Limiting Factors
  2. Biotic Factors
  3. Ecological Factors
  4. Environmental Factors

The animals that get their food by eating plants or other animals are called?

  1. Consumers
  2. Producers
  3. Decomposers
  4. Predators

The following is an example of an abiotic part of an ecosystem?

  1. Micro-bacteria
  2. Fungus
  3. Minerals
  4. Decaying plants

The following is an example of biotic component of an environment?

  1. Bacteria on the surface of your skin
  2. The mineral in the soil
  3. The water in pond
  4. The temperature of your surrounding

Living things in an environment are called?

  1. Abiotic Components
  2. Biotic Factors
  3. Biotic Components
  4. Abiotic Factors

Non-living components that make the up environment are called?

  1. Abiotic Components
  2. Biotic Factors
  3. Biotic Components
  4. Abiotic Factors

The organism which feeds and lives in or on part of another organism (host) is called?

  1. Mutualism
  2. Parasitism
  3. Predator-prey
  4. None

Mosquito is sitting on the human skin and sucking blood that organism is an example of:

  1. Parasite
  2. Predator
  3. Host
  4. Decomposer

The organism which feed directly on another living organism is called?

  1. Mutualism
  2. Parasitism
  3. Predator-prey
  4. None

A (an) ____is the smallest possible particle of an element that can combine to form new compounds.

  1. Molecule
  2. Atom
  3. Compound
  4. Element

The symbol of element Copper is?

  1. Ag
  2. Cu
  3. He
  4. Ne

The lightest gas which is used for filling party and advertisement balloons is:

  1. Hydrogen
  2. Nitrogen
  3. Oxygen
  4. Carbon Dioxide

Which of the following is hard gases used in building cars, bridges and houses?

  1. Aluminium
  2. Magnesium
  3. Iron
  4. All of these

Among the following, which substance is not a compound?

  1. H2O
  2. Mg
  3. CO2
  4. NaCl
  5. Na2CO3

Air is the example of a/an:

  1. Element
  2. Solution
  3. Mixture
  4. Compound

Which gas is present in air with highest percentage?

  1. Nitrogen
  2. Hydrogen
  3. Oxygen
  4. Carbon Dioxide

The most abundant constituent in Air is:

  1. Hydrogen
  2. Oxygen
  3. Nitrogen
  4. Carbon Dioxide

Which among the following is not an example of mixture?

  1. Common Salt
  2. Steel
  3. Sharbat
  4. Tea

Which of the following are made up of two or more substances that are not chemically combined?

  1. Compounds
  2. Elements
  3. Solutions
  4. Mixtures

Which of the following is not the source of carbon dioxide emission?

  1. Burning of fossil fuels, wood, cool
  2. Solar power
  3. Respiration
  4. Car exhaust smoke

Which gas among the following is responsible for global warming due to the greenhouse effect?

  1. Oxygen (O2)
  2. Nitrogen (N2)
  3. Carbon Dioxide (CO2)
  4. Helium (He)

The process which converts carbon dioxide into glucose is known as?

  1. Photosynthesis
  2. Respiration
  3. Decomposition
  4. None

A process of separating insoluble solids from a mixture is called?

  1. Crystallization
  2. Filtration
  3. Distillation
  4. Sublimation

Which method can be used to get drinking water from sea water?

  1. Filtration
  2. Sublimation
  3. Crystallization
  4. Distillation

A process in which liquid is purified is called?

  1. Filtration
  2. Sublimation
  3. Distillation
  4. Crystallization

Which process is used for purifying a solid?

  1. Sublimation
  2. Distillation
  3. Filtration
  4. Crystallization

Which of the following is not a solid sublime material?

  1. Glucose
  2. Sodium Chloride
  3. Iodine
  4. Camphor
  5. Both A and B

The process of vaporizing a solid substance and condensing the vapours to form the solid directly is known as?

  1. Distillation
  2. Sublimation
  3. Filtration
  4. Crystallization

The process in which solid directly changes to gas is called?

  1. Distillation
  2. Filtration
  3. Sublimation
  4. Crystallization

The process of sublimation:

  1. A solid turns directly into a liquid
  2. A liquid turns directly into a gas
  3. A gas turns directly into a liquid
  4. A solid turns directly into a gas

The process of separating a soluble solid from a solution is known as?

  1. Distillation
  2. Filtration
  3. Sublimation
  4. Crystallization

Which process is used to get back the solid substances from a solution?

  1. Crystallization
  2. Distillation
  3. Filtration
  4. Sublimation

What are the charges of Proton, Electron, and Neutron respectively?

  1. Negative, Positive, Neutral
  2. Neutral, Negative, Positive
  3. Positive, Negative, Neutral
  4. Neutral, Positive, Negative

Excessive heat from the Sun is prevented by:

  1. Oxygen (O2)
  2. Nitrogen (N2)
  3. Ozone (O3)
  4. Carbon dioxide (CO2)

Which one the following gases is present in the atmosphere in the highest amount?

  1. Oxygen
  2. Nitrogen
  3. Helium
  4. Carbon Dioxide

The old name of Nitrogen is:

  1. Nitric
  2. Azotemia
  3. Nitrene
  4. Azote

Which gas is found in the greatest amount in universe?

  1. Nitrogen
  2. Oxygen
  3. Hydrogen
  4. Carbon Dioxide

Tapeworm that live inside organisms and feed on the nutrients of the food organism eat are an example of:

  1. Mutualism
  2. Predator-prey
  3. Parasitism
  4. All of these

Which gas is used by the green plants to make their food?

  1. O2
  2. CO2
  3. CO
  4. N2

Solution is a mixture of:

  1. Mixture and Compound
  2. Element and Mixture
  3. Solvent and Compound
  4. Solute and Solvent

What is the name of the substance which gets dissolved?

  1. Solute
  2. Solvent
  3. Solution
  4. Mixture

What is the name of the substance that dissolves the substance?

  1. Solute
  2. Solvent
  3. Solution
  4. Mixture

Which of the following is an example of a solution?

  1. Sand and water
  2. Oil and water
  3. Sugar and water
  4. Salt and air

Sugar dissolution in water, actually represents solute and solvent combination of:

  1. Solid solid solution
  2. Liquid liquid solution
  3. Gas liquid solution
  4. Solid liquid solution

Salt dissolution in water, actually represents solute and solvent combination of:

  1. Solid liquid solution
  2. Solid solid solution
  3. Liquid liquid solution
  4. Gas liquid solution

Lemon dissolution in water actually represents solute and solvent combination of:

  1. Gas-liquid solution
  2. Liquid-liquid solution
  3. Solid-liquid solution
  4. Solid-solid solution

Carbon dioxide dissolution in water, actually represents solute and solvent combination of:

  1. Liquid-liquid solution
  2. Solid-liquid solution
  3. Gas-liquid solution
  4. Solid-solid solution

From among the following, which material is insoluble in water:

  1. Sand
  2. Sugar
  3. Glucose
  4. Salt

In a solution, when water is used as a solvent that solution is called?

  1. Saturated Solution
  2. Aqueous Solution
  3. Unsaturated Solution
  4. Concentrated Solution

If the ratio of solute to solvent is high, the solution is said to be:

  1. Aqueous Solution
  2. Unsaturated Solution
  3. Concentrated Solution
  4. Saturated Solution

Which of the following phenomena occur when a small amount of acid is added to water?

  1. Precipitation and Neutralization
  2. Evaporation and Condensation
  3. Sublimation and Deposition
  4. Dilution and Ionisation

A solution that cannot dissolve any more solute in it, at a given temperature is called a?

  1. Saturated Solution
  2. Aqueous Solution
  3. Unsaturated Solution
  4. Concentrated Solution

The solubility of a solute substance increases:

  1. As the liquid cools down
  2. As the liquid becomes more concentrated
  3. As the liquid heats up
  4. As the liquid becomes more diluted

The fog in winter is caused due to:

  1. Suspended (condensation) water
  2. Smoke
  3. Dust particles in the air
  4. All of these

Which are mixtures in which the solute particles are dispersed?

  1. Solutions
  2. Compounds
  3. Suspensions
  4. None

The energy which is received from heat is known as?

  1. Sound Energy
  2. Thermal Energy
  3. Kinetic Energy
  4. Potential Energy

Which type of energy every moving object possesses?

  1. Kinetic Energy
  2. Potential Energy
  3. Thermal Energy
  4. Sound Energy

The energy which comes from motion is known as?

  1. Potential Energy
  2. Kinetic Energy
  3. Thermal Energy
  4. Sound Energy

The stored form of energy in every object is called?

  1. Thermal Energy
  2. Chemical Energy
  3. Kinetic Energy
  4. Potential Energy

An examples of kinetic energy would be:

  1. A moving car
  2. A moving runner
  3. A moving bicycle
  4. All of these

An example of potential energy would be:

  1. A stretching spring
  2. A stone lying at a height
  3. A book placed on table
  4. A pressed spring possesses
  5. All of these

The fuel in car tank is the form of ___energy.

  1. Chemical
  2. Electrical
  3. Potential
  4. Thermal

Which resource they are limited; they cannot be used over and over again?

  1. Non-renewable Sources
  2. Renewable Sources
  3. Kinetic Sources
  4. Potential Sources

Which resource can be used over and over again, hence making them unlimited?

  1. Non-renewable Sources
  2. Renewable Sources
  3. Kinetic Sources
  4. Electrical Sources

A movable pulley can:

  1. Increase the input force
  2. Decrease the input force
  3. Change the direction of force
  4. Change the speed of force

Which of the following use movable pulleys?

  1. Water wells
  2. Flags
  3. Bicycles
  4. Cranes

Which of the following is an example of wheel and axle?

  1. Car Steering
  2. Knife
  3. Seesaw
  4. Bottle opener

A wheel with pointed edges like teeth are?

  1. Pulley
  2. Gear
  3. Axle
  4. Sprocket

Gears can do all of the following except?

  1. Change speed
  2. Change direction
  3. Change force
  4. Change fulcrum

What occurs when light bounces off a shiny surface?

  1. Refraction
  2. Diffraction
  3. Reflection
  4. Absorption

Light travelling in a straight line ___when it strikes the surface of another medium.

  1. Reflects
  2. Refracts
  3. Diffracts
  4. Absorbs

A movable pulley is used as:

  1. Speed multiplier
  2. Force multiplier
  3. Direction changer
  4. Load reducer

Which of the following occurs when light passes through a substance unchanged?

  1. Transmission
  2. Reflection
  3. Absorption
  4. Refraction

A plane mirror forms an image that is:

  1. Real and Inverted
  2. Virtual and Inverted
  3. Real and Upright
  4. Virtual and Upright

The image formed by a plane mirror is ___in size to the object.

  1. Smaller
  2. Larger
  3. Different
  4. Same

A Periscope uses two plane mirrors one above the other at:

  1. 30°
  2. 45°
  3. 60°
  4. 90°

A ___ is used in submarines to monitor the surface of water.

  1. Periscope
  2. Telescope
  3. Kaleidoscope
  4. Binoculars

Which instrument among the following is used for observing multiple images of objects?

  1. Periscope
  2. Kaleidoscope
  3. Telescope
  4. Microscope

Kaleidoscope operates on the principle of multiple reflections, where several mirrors are placed at an angel to one another:

  1. 60°
  2. 45°
  3. 30°
  4. 15°

A mirror which has a reflecting surface that curves inwards like the front side of the spoon is called:

  1. Convex Mirror
  2. Concave Mirror
  3. Plane Mirror
  4. Parabolic Mirror

A mirror which has a reflecting surface that bulges outwards like the back side of the spoon is called:

  1. Concave Mirror
  2. Plane Mirror
  3. Convex Mirror
  4. Parabolic Mirror

When an object is placed very close to a concave mirror its image will be?

  1. Virtual
  2. Upright
  3. Larger in size than the object
  4. All of these

When an object is placed far away from the concave mirror its image will be?

  1. Real
  2. Inverted
  3. Smaller in size than the object
  4. All of these

Which of the following is not an example of concave mirror?

  1. Cosmetic mirror
  2. Dentist mirror
  3. Security mirror
  4. Car headlight mirror

A region in a longitudinal wave where the particles are closest together is called?

  1. Rarefaction
  2. Compression
  3. Crest
  4. Trough

A region on a longitudinal wave where the particles are furthest apart is called?

  1. Rarefaction
  2. Compression
  3. Crest
  4. Trough

The flash of light from lightening travels at about:

  1. 2 x 10^5 m/s
  2. 1 x 10^4 m/s
  3. 5 x 10^6 m/s
  4. 3 x 108 m/s

The speed of sound is maximum in:

  1. Gases
  2. Solids
  3. Liquids
  4. Plasma

The speed of sound is minimum in:

  1. Solids
  2. Liquids
  3. Gases
  4. Plasma

The speed of sound in air is:

  1. 332 m/s
  2. 345 m/s
  3. 333 m/s
  4. 354 m/s

The speed of sound in aluminium is:

  1. 5620 m/s
  2. 6420 m/s
  3. 7220 m/s
  4. 4820 m/s

In which of the following, speed of the sound is maximum?

  1. Gold
  2. Sea water
  3. Air
  4. Space

In which of the following, the speed of sound is minimum?

  1. Brick
  2. Air
  3. Lead
  4. Copper

In which of the following, the speed of sound is maximum in?

  1. Lead
  2. Brick
  3. Copper
  4. Aluminium

Sound waves first enter the:

  1. Eardrum
  2. Cochlea
  3. Ear Canal
  4. Stirrup

Rapid back and forth movement of an object is known as?

  1. Rotation
  2. Revolution
  3. Vibration
  4. Translation

The last bone in the tiny chain of three bones in the ear is called?

  1. Malleus
  2. Stirrup
  3. Incus
  4. Hammer

An object that resolves or circles around a larger celestial body such as planet or a star is called?

  1. Planet
  2. Star
  3. Asteroid
  4. Satellite

If a celestial body moves around another large celestial body it is called a?

  1. Natural Satellite
  2. Artificial Satellite
  3. Asteroid
  4. Planet

If a human made body moves around a celestial body it is called an?

  1. Natural Satellite
  2. Artificial Satellite
  3. Asteroid
  4. Comet

Sky looks blue in colour because it absorbs:

  1. Red and reflects Blue
  2. Green and reflects blue
  3. Blue and reflects others
  4. None

All planets of the solar system have moons except?

  1. Earth and Mars
  2. Venus and Mercury
  3. Jupiter and Saturn
  4. Uranus and Neptune

What was the name of NASA’s spaceflight landed first humans on the moon in 1969?

  1. Apollo 11
  2. Apollo 10
  3. Apollo 12
  4. Apollo 5

Which are irregular shape solid objects made up of rocks and metals?

  1. Comets
  2. Meteoroids
  3. Asteroids
  4. Planets

Which of the following are smaller rocky particles found to be floating in outer space?

  1. Asteroids
  2. Comets
  3. Meteoroids
  4. Planets

Which country launched first artificial satellite in Space?

  1. United States
  2. The Soviet Union
  3. China
  4. Germany

RKA is the space agency of which country?

  1. China
  2. Russia
  3. United States
  4. France

CNSA is the space agency of which country?

  1. Russia
  2. France
  3. China
  4. Japan

SUPARCO is the space agency of which country?

  1. Pakistan
  2. India
  3. Iran
  4. Iraq

KARI is the space agency of which country?

  1. Japan
  2. South Korea
  3. Saudi Arabia
  4. Europe

ESA is the space agency of which country?

  1. Japan
  2. France
  3. Europe
  4. Iran

ISA is the space agency of which country?

  1. Iraq
  2. Japan
  3. France
  4. Iran

Earth observation satellites are used for:

  1. TV signal broadcasting
  2. Mapping
  3. Telecommunication
  4. Space exploration

Weather satellites are used for:

  1. Provide weather forecasting
  2. TV signal broadcasting
  3. Telecommunication
  4. Space exploration

Communication satellites are used for:

  1. Provide weather forecasting
  2. Mapping
  3. Telecommunication
  4. Space exploration

Navigation satellites are used for:

  1. Space exploration
  2. Mapping
  3. Provide weather forecasting
  4. Identify location of objects on Earth

GPS (Global Positioning System) is used for:

  1. Space exploration
  2. Mapping
  3. Identify location of objects on Earth
  4. Provide weather forecasting

Which satellites are used to locate position of ships, cars, aeroplanes, aircrafts and even automobiles?

  1. Navigation
  2. Weather
  3. Communication
  4. Earth Observation

Which one of the following is also known as shooting stars?

  1. Asteroids
  2. Comets
  3. Black Holes
  4. Meteoroids

In the word GPS, letter G stands for:

  1. Geographic
  2. General
  3. Global
  4. Geostationary

The smallest particle of any substance having all properties of that molecules is called?

  1. An atom
  2. A molecule
  3. A compound
  4. An element

Read More: General Science MCQs for all classes and one paper mcqs test preparation online.

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