What is the pulsating theory of the universe?
- A cosmological model that combines both the Big Bang and the Big Crunch as part of a cyclical event
- An expansion and contraction of the star as a whole in a regular periodic pulsation
- All the matter of the universe was present in a single place in the form of hot and dense fireball
- Counting of the galaxies is constant and new galaxies which are forming continuously are filling the empty spaces
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Sir J.C. Bose proposed a theory of the ascent of sap known as the pulsation theory. The Pulsating Universe Theory says that the universe follows self-sustaining cycles such as expanding and contrasting.
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 article if the Indian Constitution abolishes untouchability?
- Article 30
- Article 17
- Article 19
- Article 21
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Abolition of Untouchability. To make an untouchability law further strong, parliament passed an Untouchability Offenses Act in 1955. However, this act was further amended and also renamed in the year of 1976 as Protection of the Civil Rights Act, 1955.
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.
How many articles, parts, and schedules are in the Indian constitution?
- 395 Articles, 22 Parts, and 8 Schedules
- 395 Articles, 22 Parts, and 12 Schedules
- 385 Articles, 22 Parts, and 8 Schedules
- 385 Articles, 22 Parts, and 12 Schedules
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At its enactment, it had 395 articles in 22 parts and 8 schedules. At about 145,000 words, it is the second-longest active constitution—after the Constitution of Alabama—in the world.
