Which of the following activities is also referred to as the 'Gold Collar' profession?
- Primary
- Secondary
- Quinary
- Quaternary
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Quinary activities are services that focus on the creation, re-arrangement, and interpretation of new and existing ideas; data interpretation, and the use and evaluation of new technologies. Gold Collar Worker: Refers to highly-skilled knowledgeable people such as doctors, lawyers, scientists, and also young, low-wage workers who also get parental support.
Name the branch of astronomy that involves the origin and evolution of the universe.
- Cosmology
- Meteorology
- Petrology
- Orology
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Cosmology is "the scientific study of the large-scale properties of the universe as a whole."
Who proposed the steady-state theory?
- Hermann Bondi
- Thomas Gold
- Sir James Jeans
- Fred Hoyle
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The steady-state theory was first proposed by Sir James Jeans in the 1920s, but it was reformulated by Fred Hoyle, Thomas Gold, and Hermann Bondi in 1948.
When was Jana Gana Mana adopted as our national anthem?
- 25 January 1950
- 24 January 1950
- 26 January 1950
- 26 November 1949
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On 24 January 1950, ‘Jana Gana Mana’ was adopted as the national anthem.
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.