Why does a star produce its own light and heat?
- Nuclear fission
- Nuclear fusion
- Chemical reaction
- None
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Stars are huge celestial bodies made mostly of hydrogen and helium. Heat and light energy produced by the stars are due to the fusion reaction of hydrogen atoms.
In which of these constellations does the current Pole Star, Polaris, lie?
- Ursa Minor
- Orion
- Ursa Major
- Corona Borealis
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Ursa Minor, or the 'Little Bear', is a relatively conspicuous constellation, visible from the latitudes 90 degrees North to 10 degrees South. It is 'circum-polar', i.e. always visible in the sky, above 20 degrees North latitude.
Which one is not the Component of the Preamble?
- Sovereign
- Secular
- Hostility
- Democratic Republic
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The preamble declares India to be a sovereign, socialist, secular, and democratic republic. The objectives stated by the Preamble are to secure justice, liberty, and equality for all citizens and promote fraternity to maintain the unity and integrity of the nation.
Which of the following is not a fundamental right?
- Right to Equality
- Right to Life
- Right to Property
- Right against Exploitation
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The Morarji Desai government eventually scrapped the fundamental right to property with the 44th Constitutional Amendment in 1978.
What Are Constellations?
- A group of stars that appears to form a pattern or picture
- Small chunks of ice and rock come from the outer edge of the solar system
- Collection of billions of stars
- Small irregularly shaped rocks made up of metal or minerals
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A constellation is an area on the celestial sphere in which a group of visible stars forms a perceived pattern or outline.
