Why does a star produce its own light and heat?
- Nuclear fission
- Nuclear fusion
- Chemical reaction
- None
                                  ×
                                  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.
                                
________ implies that sustainable development should take a holistic approach towards notions of progress and give equal importance to non-economic aspects of wellbeing.
- National Happiness Index
- Psychological Wellbeing Index
- Living Standards Index
- Community Vitality Index
                                  ×
                                  Gross National Happiness (GNH), sometimes called Gross Domestic Happiness (GDH), it provides a way for the country to understand and enact progress based on the society's value of happiness. 
                                
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
                                  ×
                                  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.
                                
__________ is the migration of health personnel in search of a better standard of living and quality of life, higher salaries, access to advanced technology, and more stable political conditions in different places worldwide.
- Immigration
- Emigration
- Brain Drain
- Mass Exodus
                                  ×
                                  “Brain drain” is a term used to describe the large-scale migration of skilled human capital that causes a country to lose its innovative capabilities and limits its economic growth.
                                
Which one is not the Component of the Preamble?
-  Sovereign 
- Secular 
- Hostility
- Democratic Republic
                                  ×
                                  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.