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WorksheetsEarth and the Solar System – 50 MCQs
Total questions: 50
Worksheet time: 25mins
What is the shape of the Earth?
Flat
Square
Spherical
Oval
Why is Earth called the “Blue Planet”?
It looks blue from space due to water
It has blue soil
It has blue air
It reflects moonlight
The layer of air surrounding the Earth is called the:
Hydrosphere
Lithosphere
Atmosphere
Biosphere
What is the rotation of the Earth?
Earth moving around the Sun
Earth spinning on its axis
Earth changing shape
Earth moving with the Moon
How long does Earth take to complete one rotation?
12 hours
24 hours
365 days
30 days
What causes day and night?
Earth’s revolution
Sun’s movement
Earth’s rotation
Moon’s rotation
What is the revolution of the Earth?
Earth spinning on its axis
Earth moving around the Sun
Moon moving around Earth
Sun moving around Earth
How long does Earth take to complete one revolution?
24 hours
30 days
365¼ days
12 months exactly
What causes seasons on Earth?
Distance from the Sun
Earth’s tilt and revolution
Earth’s rotation
Moon’s movement
The imaginary line that divides the Earth into two halves is the:
Axis
Prime Meridian
Equator
Latitude
The two halves of the Earth are called:
East and West
North and South
Hemispheres
Poles
The two points where Earth’s axis meets the surface are the:
Hemispheres
Tropics
Poles
Equator
Why do objects fall towards the Earth?
Air pressure
Magnetism
Gravity
Rotation
Which force pulls objects towards the centre of the Earth?
Friction
Gravity
Energy
Motion
Which are the three main layers of the Earth?
Core, mantle, crust
Soil, rock, water
Air, land, water
Lava, rock, soil
Which layer of the Earth supports life?
Core
Mantle
Crust
Inner core
Why is the atmosphere important?
It gives colour to the sky
It supports satellites
It provides air and protection
It causes earthquakes
What protects Earth from harmful rays of the Sun?
Clouds
Ozone layer
Moon
Water
How many natural satellites does Earth have?
Two
Three
One
None
Why is Earth suitable for life?
It is very hot
It has air, water, and suitable temperature
It has many moons
It is the biggest planet
What is the equator?
A real line on Earth
An imaginary line dividing Earth into hemispheres
A circle around the poles
A mountain range
Which is a source of water on Earth?
Rocks
Rivers
Mountains
Deserts
What is a leap year?
A year with 364 days
A year with 365 days
A year with 366 days
A year with 360 days
Why does a leap year occur?
Earth rotates slowly
Earth revolves in exactly 365 days
Earth takes about 365¼ days to revolve
Moon takes extra time
What is the Solar System?
The Sun alone
Planets only
The Sun and all objects revolving around it
Stars in the sky
What is at the centre of the Solar System?
Earth
Moon
Sun
Mars
Why is the Sun important for life on Earth?
It gives light and heat
It gives oxygen
It gives water
It gives soil
How many planets are there in the Solar System?
Seven
Eight
Nine
Ten
Which planet is closest to the Sun?
Venus
Earth
Mercury
Mars
Which planet is farthest from the Sun?
(a)
Which planet is known as the Red Planet?
Venus
Jupiter
Mars
Mercury
Which is the largest planet in the Solar System?
Earth
Saturn
Jupiter
Neptune
Which planet is famous for its rings?
Mars
Saturn
Uranus
Jupiter
Which planet is called Earth's twin?
Mars
Venus
Mercury
Neptune
Why is Venus called Earth's twin?
Same colour
Same size and shape
Same temperature
Same atmosphere
What is a satellite?
A star
A planet
An object that revolves around a planet
A comet
What is the natural satellite of Earth?
Mars
Sun
Moon
Venus
What causes the phases of the Moon?
(a)
How long does the Moon take to revolve around the Earth?
7 days
15 days
About 28 days
365 days
What is an eclipse?
Change of season
Blocking of light by a celestial body
Rotation of Earth
Movement of stars
What is a solar eclipse?
Earth comes between Sun and Moon
Moon comes between Sun and Earth
Sun comes between Earth and Moon
Moon disappears
What is a lunar eclipse?
Moon blocks the Sun
Earth blocks sunlight from reaching the Moon
Sun blocks the Moon
Earth blocks the Sun
What are asteroids?
Stars
Moons
Small rocky objects orbiting the Sun
Clouds of gas
Where are most asteroids found?
Near Earth
Beyond Neptune
Between Mars and Jupiter
Near the Sun
What is a comet mainly made of?
Rock and metal
Ice, dust, and gas
Lava
Water only
What is a meteoroid?
(a)
What is an asteroid?
A burning star
A small rocky body in space
A planet
A satellite
What is a meteor?
A meteoroid in space
A meteoroid burning in Earth's atmosphere
A rock on Earth
A comet
What is a meteorite?
A burning star
A falling satellite
A meteoroid that reaches Earth's surface
A comet
Why don't planets fall into the Sun?
Due to air resistance
Due to their rotation and gravity balance
Due to sunlight
Due to temperature
