WBBSE Class 6 Geography Chapter 1 The Sun The Stars In The Sky Multiple Choice Question And Answers
Question 1. The endless firmament surrounding the earth is called—
- Sky
- Outer space
- Universe
Answer: 2. Outer space
Question 2. The numerous twinkling dots of light that are visible in the night sky are—
- Stars
- Planets
- Satellites
Answer: 1. Stars
Question 3. The expansion of the universe began almost—
- 15 Billion years ago
- 16 Billion years ago
- 14 Billion years ago
Answer: 3. 14 Billion years ago
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Question 4. The bright dots and objects that exist in space are called—
- Luminaries
- Nebula
- Asteroids
Answer: 1. Luminaries
Question 5. The milky way is a huge, spiral—
- Nebula
- Galaxy
- Asteroid belt
Answer: 2. Galaxy
Question 6. The approximate number of stars in a milky way is—
- 200 Thousand billion
- 100 Thousand billion
- 300 Thousand billion
Answer: 2. 200 Thousand billion
Question 7. The speed of light is—
- 0.45 million km/s
- 0.8 million km/s
- 0.3 million km/s
Answer: 3. 0.3 million km/s
Question 8. The time taken by light from the sun to reach the earth is—
- 8 Minutes 20 seconds
- 10 Minutes 10 seconds
- 15 Minutes 15 seconds
Answer: 1. 8 Minutes 20 seconds
Question 9. The brightest star in the northern sky is—
- Venus
- Pole star
- Hadley’s octant
Answer: 2. Pole star
Question 10. The approximate number of stars that is visible to the naked eye is—
- 5000
- 3000
- 6000
Answer: 3. 6000
Question 11. The constellation visible in the winter night sky is—
- Orion
- Big dipper
- Cassiopeia
Answer: 1. Orion
Question 12. With a powerful telescope, one can see stars that are billion light years away.
- 1
- 2
- 3
Answer: 2. 2
Question 13. The estimated age of the Sun is—
- 2.5 billion years
- 1.6 billion years
- 4.5 billion years
Answer: 3. 4.5 billion years
Question 14. The Sun is a million times larger than the Earth.
- 1
- 1.8
- 1.3
Answer: 3. 1.8
Question 15. The temperature inside the Sun is about—
- 15 million°C
- 50 million°C
- 100 million°C
Answer: 1. 50 million°C
Question 16. Solar storms flare up every—
- 21 years
- 11 years
- 5 years
Answer: 2. 11 years
Question 17. The number of dwarf planets in the solar system is—
- 2
- 5
- 4
Answer: 2. 5
Question 18. The number of inner planets in the solar system is—
- 6
- 4
- 5
Answer: 2. 4
Question 19. From the Earth, it seems that—
- the Moon is smaller than the Sun
- the Sun and the Moon are of the same size
- the Sun is smaller than the Moon
Answer: 2. the Sun and the Moon are of the same size
Question 20. The planet nearest to the Sun is—
- Mercury
- Venus
- Mars
Answer: 1. Mercury
Question 21. The bright heavenly body that can be seen in the western sky after sunset is—
- Mercury
- Venus
- Pole Star
Answer: 2. Venus
Question 22. Venus rotates around its axis.
- clockwise
- anticlockwise
- undefined
Answer: 1. Clockwise
Question 23. The hottest planet in our solar system is—
- Venus
- Mars
- Uranus
Answer: 1. Venus
Question 24. The high iron oxide content on the surface of Mars makes it appear—
- reddish in colour
- brownish in colour
- blackish in colour
Answer: 1. reddish in colour
Question 25. The planet that takes the least time to rotate around its axis is—
- Neptune
- Saturn
- Jupiter
Answer: 3. Jupiter
Question 26. The volume of Jupiter is times the volume of the Earth.
- 1500
- 1000
- 1300
Answer: 3. 1300
Question 27. The largest planet in the solar system is—
- Earth
- Jupiter
- Uranus
Answer: 2. Jupiter
Question 28. The coldest planet in our solar system is—
- Jupiter
- Mars
- Uranus
Answer: 3. Uranus
Question 29. Uranus’s high methane content makes it appear—
- red in colour
- blue in colour
- green in colour
Answer: 3. green in colour
Question 30. The planet that takes the most time to complete one revolution around the Sun is—
- Neptune
- Saturn
- Uranus
Answer: 1. Neptune
Question 31. One revolution of the Moon around the Earth takes—
- 24 hours
- 27 days 8 hours
- 365 days
Answer: 2. 27 days 8 hours
Question 32. The distance of the Moon from the Earth is—
- almost 149.5 million km
- 100 million km
- 0.384 million km
Answer: 3. Almost 149.5 million km
Question 33. The number of people on Earth—
- More Than 5 Billion
- More Than 7 Billion
- More Than 8 Billion
Answer: 2. more than 5 billion
Question 34. The spacecraft that can return to Earth from space safely is called—
- Rocket
- Space Shuttle
- Jet Plane
Answer: 2. space shuttle
Question 35. India’s first artificial satellite was—
- Rohini
- Bhaskar
- Aryabhatta
Answer: 3. Aryabhatta
Question 36. India’s first artificial satellite, Aryabhatta was launched in the year—
- 1969
- 1975
- 1990
Answer: 2. 1975
Question 37. The rover ‘Curiosity’ landed on Mars in—
- 2008
- 2012
- 2014
Answer: 1. 2008
Question 38. The first astronaut in the world was-
- Yuri Gagarin
- Valentina Tereskova
- Rakesh Sharma
Answer: 1. Yuri Gagarin
Question 39. The first female astronaut in the world is—
- Sunita Williams
- Kalpana Chawla
- Valentina Tereshkova
Answer: 3. Valentina Tereshkova
Question 40. Humans first landed on the Moon on—
- 16 July 1969
- 20 July 1969
- 23 July 1979
Answer: 2. 20 July 1969
Question 41. The color of the sky from the Moon is—
- Black
- Blue
- Pink
Answer: 1. Black
Question 42. If your weight on the Earth is 36kg, then your weight in the Moon will be—
- 5 kg
- 6 kg
- 7 kg
Answer: 6 kg