Beyond Earth Class 6 MCQ
easyBeyond Earth Class 6 MCQ
1. What is the main source of light and heat for the Earth?
(a) The Moon
(b) The Sun
(c) Mars
(d) A Star
Answer:
(b) The Sun
2. Which planet is known as the ‘Red Planet’?
(a) Venus
(b) Earth
(c) Mars
(d) Jupiter
Answer:
(c) Mars
3. What do we call a natural satellite that orbits a planet?
(a) Moon
(b) Comet
(c) Asteroid
(d) Star
Answer:
(a) Moon
4. Which of the following planets is the largest in our solar system?
(a) Earth
(b) Venus
(c) Saturn
(d) Jupiter
Answer:
(d) Jupiter
5. Which planet is famous for its beautiful ring system?
(a) Uranus
(b) Saturn
(c) Neptune
(d) Mars
Answer:
(b) Saturn
6. What is the name of the belt located between Mars and Jupiter that contains many asteroids?
(a) Asteroid Belt
(b) Oort Cloud
(c) Kuiper Belt
(d) Comet Belt
Answer:
(a) Asteroid Belt
7. Which planet has the highest mountain (Olympus Mons) in the solar system?
(a) Earth
(b) Mars
(c) Venus
(d) Neptune
Answer:
(b) Mars
8. What is the name of Earth’s only natural satellite?
(a) Titan
(b) Phobos
(c) Moon
(d) Europa
Answer:
(c) Moon
9. Which planet is known for having a tilted axis that causes extreme seasons?
(a) Earth
(b) Jupiter
(c) Neptune
(d) Uranus
Answer:
(d) Uranus
10. What are comets primarily made of?
(a) Ice and dust
(b) Gas and dust
(c) Rock and metal
(d) Plasma and stars
Answer:
(a) Ice and dust
Case Study Questions
I. Light pollution is growing sharply globally. This is reducing our ability to enjoy and study objects in the night sky. Some dark sky reserves and parks have been established around the world. Light pollution in the reserves is controlled to preserve dark skies for research. There are a few organisations that are working to educate people about reducing light pollution.
1. What is light pollution?
(а) The use of natural light during the day.
(b) The excessive or misdirected artificial light at night.
(c) The absence of light in urban areas.
(d) The reduction of natural light due to weather conditions.
Answer:
(b) The excessive or misdirected artificial light at night.
2. Which type of light pollution causes the sky to appear bright and reduces the visibility of stars?
(a) Glare
(b) Skyglow
(c) Light trespass
(d) Clutter
Answer:
(b) Skyglow
3. Which of the following is a common source of light pollution in urban areas?
(a) Solar panels
(b) Street lamps and billboards
(c) Reflective surfaces
(d) Natural daylight
Answer:
(b) Street lamps and billboards
4. How can light pollution affect human health?
(a) By improving sleep quality
(b) By increasing vitamin D production
(c) By disrupting circadian rhythms and sleep patterns
(d) By enhancing mood and alertness
Answer:
(c) By disrupting circadian rhythms and sleep patterns
5. Which color of light is least likely to contribute to light pollution?
(a) Blue
(b) Red
(c) Green
(d) White
Answer:
(b) Red
II. The Sun, being the brightest object and the source of light and heat on Earth, was elevated in most ancient civilizations to the status of a deity. In India, the Sun is worshipped as Surya. The heat provided by the Sun keeps the Earth at a temperature that makes life possible. Sunlight is essential for plants to grow, which provides food and oxygen to animals, including humans. The Sun is responsible for climate, seasons, weather, water cycle, and winds, all of which are important for sustaining life on the Earth.
1. What type of celestial body is the Sun?
(a) Planet
(b) Moon
(c) Star
(d) Comet
Answer:
(c) Star
2. Which layer of the Sun is visible to us during a total solar eclipse?
(a) Core
(b) Chromosphere
(c) Photosphere
(d) Corona
Answer:
(d) Corona
3. What is the temperature of the Sun’s core?
(a) About 5,500°C
(b) About 15 million°C
(c) About 10,000°C
(d) About 1 million°C
Answer:
(b) About 15 million°C
4. How long does it take for light from the Sun to reach Earth?
(a) About 1 minute
(b) About 8 minutes
(c) About 1 hour
(d) About 24 hours
Answer:
(b) About 8 minutes
5. What is the Sun’s effect on Earth’s climate?
(a) It cools the Earth
(b) It causes Earth’s seasons
(c) It does not affect Earth’s climate
(d) It creates day and night
Answer:
(b) It causes Earth’s seasons