Download CBSE MCQs for Class 7 Science: Chapter 12 Earth, Moon, And The Sun
Explore reliable objective questions for Chapter 12 Earth, Moon, And The Sun tailored for Class 7 learners. Utilizing these Science multiple-choice formats ensures thorough preparation and strengthens problem-solving speed for upcoming school assessments.
Chapter-wise Objective Questions: Chapter 12 Earth, Moon, And The Sun
Navigate directly to the 50 objective questions for Chapter 12 Earth, Moon, And The Sun using the digital viewer below. Each practice set includes verified answer keys, allowing students to instantly cross-check their work and identify areas requiring further revision.
A. The Pole Star orbits around the Big Dipper in a circular path
B. The Big Dipper is moving through space while the Pole Star remains stationary
C. The Earth's rotation causes observers on Earth to view the stars as if they are rotating around an axis pointing near the Pole Star
D. The Big Dipper moves faster than other stars in the galaxy
Show Answer & Explanation
Answer: (C) The Earth's rotation causes observers on Earth to view the stars as if they are rotating around an axis pointing near the Pole Star
Explanation:
The Earth's axis of rotation points very close to the Pole Star in the Northern Hemisphere. As the Earth rotates on this axis, stationary stars appear to move in circles around the Pole Star when viewed from Earth. This is an apparent motion caused by the observer's perspective on a rotating planet, not actual movement of the stars themselves.
A. The Earth is closer to the Sun in June, heating both hemispheres equally
B. The Northern Hemisphere is tilted toward the Sun, causing more intense concentrated sunlight and longer daytime hours
C. The Sun's energy is stronger during summer months regardless of hemisphere position
D. The orbit of Earth brings it nearer to the Sun in June only
Show Answer & Explanation
Answer: (B) The Northern Hemisphere is tilted toward the Sun, causing more intense concentrated sunlight and longer daytime hours
Explanation:
• The Earth's axis is tilted, and in June the Northern Hemisphere tilts toward the Sun
• Sunrays spread over a smaller area where they strike more directly, creating more intense heating
• The Northern Hemisphere receives more than 12 hours of sunlight per day in June
• These factors combined—the tilted axis, spherical shape causing concentrated rays, and longer daylight—create summer in the Northern Hemisphere while the Southern Hemisphere tilts away.
A. Gujarat receives more direct sunlight than Jharkhand
B. The Earth rotates from West to East, so western regions like Gujarat experience sunrise before eastern regions like Jharkhand
C. The latitude of Gujarat causes the Sun to appear higher in the sky
D. Jharkhand is positioned farther from the equator, delaying sunrise
Show Answer & Explanation
Answer: (B) The Earth rotates from West to East, so western regions like Gujarat experience sunrise before eastern regions like Jharkhand
Explanation:
Since the Earth rotates from West to East, the eastern part of a region faces the Sun first. Sunrise occurs earlier in the East because that part of Earth turns to face the incoming sunlight before western regions do. Gujarat, being west of Jharkhand, receives sunlight later during the Earth's rotation.
A. The Moon is actually larger than the Sun in real size
B. Although the Sun is much larger physically, the Moon appears similar in size because it is much closer to Earth
C. The Sun only appears large because it emits light, whereas the Moon reflects it
D. Both objects are similar in physical size, but the Moon appears smaller due to atmospheric effects
Show Answer & Explanation
Answer: (B) Although the Sun is much larger physically, the Moon appears similar in size because it is much closer to Earth
Explanation:
The chapter explains that apparent size depends on both an object's actual physical size and its distance from the observer. Though the Moon is much smaller than the Sun, it is positioned much closer to Earth. This proximity gives the Moon an apparent size similar to the Sun's apparent size in the sky, allowing the Moon to completely cover the Sun during a total solar eclipse.
A. The same stars would be visible every night because the Equator receives equal sunlight year-round
B. Different stars would rise at sunset in different months because Earth's position around the Sun changes throughout the year
C. The stars would disappear during summer and reappear during winter
D. The Pole Star would move across the sky from East to West
Show Answer & Explanation
Answer: (B) Different stars would rise at sunset in different months because Earth's position around the Sun changes throughout the year
Explanation:
As the Earth revolves around the Sun, an observer's view of the night sky shifts gradually. The chapter explains that stars seen in the night sky after sunset gradually change over a year as Earth looks in different directions from different positions in its orbit. This changing view occurs everywhere on Earth, not just at the Equator.
A. Mercury and Venus are too far from Earth to have any effect on sunlight
B. Although Mercury and Venus are sometimes positioned between Earth and the Sun, their apparent size is much smaller than the Sun's because they are much farther away
C. The Sun's gravity protects Earth from having its light blocked by inner planets
D. Mercury and Venus reflect rather than absorb sunlight, so they cannot create shadows
Show Answer & Explanation
Answer: (B) Although Mercury and Venus are sometimes positioned between Earth and the Sun, their apparent size is much smaller than the Sun's because they are much farther away
Explanation:
Apparent size depends on both physical size and distance. Though Mercury and Venus are larger than the Moon in actual physical dimensions, they are vastly farther from Earth than the Moon is. This greater distance makes their apparent size extremely small compared to the Sun, far too small to block the Sun's light. Venus passing between Earth and the Sun appears only as a tiny black dot, an event called a Transit of Venus.
A. The Moon's orbit becomes unstable during eclipses, causing it to move away quickly
B. The Moon's shadow moves across Earth's surface due to Earth's rotation and the Moon's orbital motion, so the Moon moves away from blocking the Sun at that location
C. The Sun's gravitational pull gradually pulls the Moon away from alignment
D. Solar radiation burns away the Moon's outer layer, making it smaller
Show Answer & Explanation
Answer: (B) The Moon's shadow moves across Earth's surface due to Earth's rotation and the Moon's orbital motion, so the Moon moves away from blocking the Sun at that location
Explanation:
The chapter states that due to the Earth's rotation and the motion of the Moon in its orbit, the Moon's shadow moves across the surface of the Earth. This continuous motion means that any given location on Earth experiences totality for only a few minutes before the shadow passes over it, after which the partial eclipse becomes visible again.
A. Lunar eclipses occur only during daylight hours, so the light is weaker
B. A lunar eclipse involves the Moon blocking light and casting a shadow on itself, not on Earth; the Moon is already dark and poses no danger, whereas a solar eclipse means looking directly at the Sun's intense light
C. The Moon's brightness prevents harmful radiation during lunar eclipses but not during solar eclipses
D. Lunar eclipses occur more frequently, so our eyes have adapted to them
Show Answer & Explanation
Answer: (B) A lunar eclipse involves the Moon blocking light and casting a shadow on itself, not on Earth; the Moon is already dark and poses no danger, whereas a solar eclipse means looking directly at the Sun's intense light
Explanation:
During a lunar eclipse, Earth's shadow falls on the Moon, and observers see the Moon becoming darker. The observer is not looking toward the Sun. During a solar eclipse, the temptation is to look at the Sun itself to see the eclipse, and the Sun's direct rays can damage the retina and cause blindness. The danger comes from looking at the intense sunlight, not from the eclipse event itself.
A. It shows how the Moon orbits the Earth while the Earth rotates
B. It demonstrates Earth's rotation by showing that the plane of the pendulum's swing appears to rotate over time due to Earth's turning
C. It measures the strength of Earth's gravitational pull
D. It demonstrates how seasons change throughout the year
Show Answer & Explanation
Answer: (B) It demonstrates Earth's rotation by showing that the plane of the pendulum's swing appears to rotate over time due to Earth's turning
Explanation:
The Foucault pendulum gives a simple demonstration of Earth's rotation. As the Earth rotates beneath it, the pendulum's plane of swing appears to rotate relative to fixed points on the ground. An observer on the rotating Earth sees the pendulum appear to change its swing direction over many hours, when in fact the pendulum maintains its plane while Earth rotates.
A. Bhaskara II
B. Aryabhata
C. Varahamihira
D. Brahmagupta
Show Answer & Explanation
Answer: (B) Aryabhata
Explanation:
The chapter specifically mentions Aryabhata, a famous mathematician and astronomer of ancient India who wrote the Aryabhatiya around the fifth century CE. His calculated value for Earth's rotation period is impressively close to the currently accepted modern value. The chapter also quotes his poetic explanation of apparent celestial motion in a verse from his work.
A. Stars move through space at different speeds throughout the year
B. Earth's revolution around the Sun changes the observer's position and viewing direction, causing different stars to be visible after sunset at different times of year
C. The stars are covered by clouds during certain months
D. The tilt of Earth's axis causes some stars to disappear and reappear seasonally
Show Answer & Explanation
Answer: (B) Earth's revolution around the Sun changes the observer's position and viewing direction, causing different stars to be visible after sunset at different times of year
Explanation:
As the Earth revolves around the Sun throughout the year, an observer on Earth views the night sky from different positions in space. From these changing positions, we look in different directions into space and therefore see different stars after sunset. The chapter illustrates this by showing how different constellations rise at sunset in different months (March, June, September, December) as Earth travels along its orbit.
A. December 22 marks when night becomes longer than day; after this date, days gradually lengthen
B. December 21 marks the beginning of constant darkness lasting three months
C. December 22 is when the North Pole receives no sunlight for the entire 24-hour rotation
D. December 25 marks the shortest day, after which the Sun moves farther from the Northern Hemisphere
Show Answer & Explanation
Answer: (A) December 22 marks when night becomes longer than day; after this date, days gradually lengthen
Explanation:
The winter solstice occurs around December 22 in the Northern Hemisphere. On this date, the shortest day and longest night occur. After the winter solstice, the duration of daylight gradually increases as the season progresses toward spring. The chapter specifically names this date as the winter solstice and explains that it marks the turning point in day length.
A. The Earth is positioned so that both hemispheres receive identical amounts of sunlight energy
B. The Sun is positioned directly above the Equator, resulting in both hemispheres receiving daylight for equal duration
C. The Earth is at its closest point to the Sun, heating both hemispheres equally
D. The tilted axis is perpendicular to the Sun's rays, making day and night equal everywhere on Earth
Show Answer & Explanation
Answer: (B) The Sun is positioned directly above the Equator, resulting in both hemispheres receiving daylight for equal duration
Explanation:
On equinox days, the Sun is positioned directly above the Equator. This creates a situation where both the Northern and Southern hemispheres are neither tilted toward nor away from the Sun. Both hemispheres therefore experience daylight for the same duration—12 hours—and darkness for the same duration.
A. Seasons would become more extreme, with hotter summers and colder winters
B. Seasons would disappear entirely; all locations would receive approximately equal sunlight throughout the year
C. Winter and summer would switch hemispheres twice per year instead of once
D. Only the polar regions would experience seasons while the tropics would have constant climate
Show Answer & Explanation
Answer: (B) Seasons would disappear entirely; all locations would receive approximately equal sunlight throughout the year
Explanation:
The chapter explains that the tilt of the Earth's axis, combined with the spherical shape of Earth, gives rise to seasons. If the axis were perpendicular to the orbit (not tilted), all locations would receive approximately equal sunlight year-round. There would be no hemisphere tilted toward or away from the Sun at any point in the year, eliminating the seasonal variations we experience.
A. It shows that larger objects always block smaller objects from view
B. It illustrates that apparent size depends on both an object's physical size and its distance from the observer, explaining why the small Moon can block the much larger Sun
C. It proves that the Moon is closer to Earth than the Sun is
D. It demonstrates that the human eye can deceive us about what we see in the sky
Show Answer & Explanation
Answer: (B) It illustrates that apparent size depends on both an object's physical size and its distance from the observer, explaining why the small Moon can block the much larger Sun
Explanation:
The thumb is much smaller than the friend's head but can cover it when placed close to the eye. Similarly, the Moon is much smaller than the Sun but can appear to cover it completely during a total solar eclipse because the Moon is much closer to Earth. This activity concretely demonstrates that apparent size is determined by the combination of actual size and distance from the observer.
A. The Sun genuinely moves from East to West during the day
B. The Earth rotates from West to East, creating the illusion that the Sun moves
C. The shadows become shorter because the Sun gets closer to the Earth
D. The angle of sunlight hitting the trees changes due to Earth's revolution around the Sun
Show Answer & Explanation
Answer: (B) The Earth rotates from West to East, creating the illusion that the Sun moves
Explanation:
The merry-go-round activity demonstrates that when you rotate in one direction, stationary objects around you appear to move in the opposite direction. Similarly, as the Earth rotates from West to East, the Sun appears to move from East to West—but the Sun is actually stationary and only appears to move from our rotating perspective on Earth.
A. 12 hours, rotating clockwise
B. 24 hours, rotating counterclockwise from West to East
C. 24 hours, rotating clockwise from East to West
D. 36 hours, rotating counterclockwise from North to South
Show Answer & Explanation
Answer: (B) 24 hours, rotating counterclockwise from West to East
Explanation:
The chapter explicitly states the Earth completes one rotation in about 24 hours, and when viewed from above the North Pole, it rotates in the anti-clockwise direction—that is, from West to East.
A. The Earth is closer to the Sun and the axis is tilted toward it
B. The Northern Hemisphere is tilted toward the Sun and the sunrays are concentrated in a smaller area due to Earth's spherical shape
C. The Moon's shadow is blocked and seasonal winds change direction
D. Mercury and Venus move closer to Earth, increasing solar radiation
Show Answer & Explanation
Answer: (B) The Northern Hemisphere is tilted toward the Sun and the sunrays are concentrated in a smaller area due to Earth's spherical shape
Explanation:
• The Northern Hemisphere tilts toward the Sun in June
• A tilted, spherical Earth concentrates the same amount of sunrays over a smaller surface area in the tilted hemisphere
• This concentration, combined with extended daylight hours (more than 12 hours), produces the intense summer heat.
A. The Pole Star orbits around the Big Dipper due to its proximity
B. The Big Dipper is actually orbiting the Earth while the Pole Star remains fixed
C. The Earth's rotation causes the apparent motion of stars around the Pole Star, which lies very close to Earth's axis of rotation
D. The Moon's gravity pulls the stars gradually across the night sky
Show Answer & Explanation
Answer: (C) The Earth's rotation causes the apparent motion of stars around the Pole Star, which lies very close to Earth's axis of rotation
Explanation:
The Earth's axis points very close to the Pole Star in the Northern Hemisphere, making it appear nearly stationary. As Earth rotates, all other stars—including the Big Dipper—appear to move around this fixed point, even though they are actually stationary and it is the Earth rotating beneath the observer's feet.
A. The Earth is at the same distance from the Sun as during summer solstice
B. The Earth's tilt is neither toward nor away from the Sun, so sunlight hits both hemispheres equally
C. The Moon blocks half the Sun's light on these days
D. The Southern Hemisphere experiences darkness while the Northern Hemisphere has full daylight
Show Answer & Explanation
Answer: (B) The Earth's tilt is neither toward nor away from the Sun, so sunlight hits both hemispheres equally
Explanation:
On equinox days, the Earth's axis is oriented neither toward nor away from the Sun, resulting in the terminator (the day-night boundary) passing through both poles. This creates equal illumination of both hemispheres and hence equal day and night duration everywhere on Earth.
A. Mercury and Venus lack sufficient gravity to influence light rays
B. Mercury and Venus are much farther from Earth compared to the Moon, making their apparent sizes very small
C. The Sun's magnetic field repels Mercury and Venus away from Earth
D. Mercury and Venus orbit on different planes than Earth and the Moon
Show Answer & Explanation
Answer: (B) Mercury and Venus are much farther from Earth compared to the Moon, making their apparent sizes very small
Explanation:
Apparent size depends on both actual physical size and distance from the observer. Though Mercury and Venus are larger objects, they are so much farther from Earth than the Moon that their apparent sizes are far too small to cover the Sun, appearing only as tiny dots against the Sun's bright disc.
A. The Moon's orbit around the Earth over one month
B. The Earth's revolution around the Sun over one year
C. The day-night cycle experienced at any location on Earth due to rotation
D. The seasonal changes that occur in different hemispheres
Show Answer & Explanation
Answer: (C) The day-night cycle experienced at any location on Earth due to rotation
Explanation:
When the globe rotates and the sticker passes through both the lit region (from the torch representing the Sun) and the dark region, this models how a single location on Earth experiences day and night as the planet rotates. Sunrise occurs as the location moves into the lit area, and sunset as it moves into darkness.
A. Ancient Indian astronomers had telescopes that allowed precise measurements
B. Ancient Indian astronomers used sophisticated mathematical methods and careful observations despite limited instruments
C. This calculation was made much later and wrongly attributed to Aryabhata
D. The calculation was actually inaccurate and has since been corrected by modern science
Show Answer & Explanation
Answer: (B) Ancient Indian astronomers used sophisticated mathematical methods and careful observations despite limited instruments
Explanation:
Aryabhata's value is impressively close to the currently accepted value, demonstrating that ancient Indian mathematicians and astronomers possessed sophisticated knowledge and observational techniques even without modern instruments. This calculation appears in his treatise Aryabhatiya, written around the fifth century CE.
A. The Moon is much smaller than the Sun and casts a narrow shadow
B. Earth's shadow falling on the Moon is much larger than the Moon's shadow on Earth because Earth is larger than the Moon
C. Lunar eclipses last longer and travel across the entire planet's surface
D. The Moon moves faster during a lunar eclipse than during a solar eclipse
Show Answer & Explanation
Answer: (B) Earth's shadow falling on the Moon is much larger than the Moon's shadow on Earth because Earth is larger than the Moon
Explanation:
Earth is much larger than the Moon. During a lunar eclipse, Earth's large shadow can cover the Moon, making the eclipse visible from any location on the nighttime side of Earth. During a solar eclipse, the Moon's smaller shadow covers only a narrow path on Earth's surface, making total eclipse visible from a small area.
A. Light summer clothes because Australia is always hot
B. Winter or cool weather clothes because December is summer in the Northern Hemisphere
C. Winter or cool weather clothes because December is winter in the Southern Hemisphere
D. Tropical clothing because Australia is near the equator
Show Answer & Explanation
Answer: (C) Winter or cool weather clothes because December is winter in the Southern Hemisphere
Explanation:
In December, the Northern Hemisphere (where India is located) experiences winter while the Southern Hemisphere (where Australia is located) also experiences winter. At this time, the Southern Hemisphere is tilted away from the Sun, resulting in winter conditions with shorter days and colder temperatures in Australia.
Free study material for Science
Chapter 12 Earth, Moon, And The Sun Objective Questions & Solutions for Class 7 Science
Class 7 Science Chapter 12 Earth, Moon, And The Sun Objective Test Questions
Explore reliable practice questions for Chapter 12 Earth, Moon, And The Sun tailored for Class 7 Science learners. Use these multiple-choice formats to evaluate preparedness and strengthen problem-solving skills.
NCERT-Aligned Objective Questions and Solutions
Built using the official NCERT book for Class 7, these Science objective sets provide reliable academic guidance. Pair your practice with our recommended NCERT solutions to master optimal problem-solving approaches.
Next Steps in Your Exam Preparation
Explore our broader library of printable assignments, chapter notes, and mock tests designed to support continuous revision and secure higher marks in CBSE assessments.
FAQs
You can get most exhaustive CBSE Class 7 Science Chapter 12 Earth, Moon, And The Sun MCQs Set 03 for free on StudiesToday.com. These MCQs for Class 7 Science are updated for the 2026-27 academic session as per CBSE examination standards.
Yes, our CBSE Class 7 Science Chapter 12 Earth, Moon, And The Sun MCQs Set 03 include the latest type of questions, such as Assertion-Reasoning and Case-based MCQs. 50% of the CBSE paper is now competency-based.
By solving our CBSE Class 7 Science Chapter 12 Earth, Moon, And The Sun MCQs Set 03, Class 7 students can improve their accuracy and speed which is important as objective questions provide a chance to secure 100% marks in the Science.
Yes, Science MCQs for Class 7 have answer key and brief explanations to help students understand logic behind the correct option as its important for 2026 competency-focused CBSE exams.
Yes, you can also access online interactive tests for CBSE Class 7 Science Chapter 12 Earth, Moon, And The Sun MCQs Set 03 on StudiesToday.com as they provide instant answers and score to help you track your progress in Science.