APPSC Group 1 Mains 2017-Science and Technology

Critically examine how illegal mining of river sand in various parts of India is affecting the ecology of rivers and the lives of people in the vicinity of these rivers.

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Critically Examining the Impact of Illegal River Sand Mining in India Introduction: Illegal mining of river sand, a pervasive problem across India, poses a significant threat to river ecology and the livelihoods of communities dependent on these waterways. River sand, a naturally occurring granular material composed of weathered rock fragments, is a crucial component of … Read more

What are the benefits of “Smart Grid”? Examine the challenges and strategies for “Smart Grid” operations in India.

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The Benefits, Challenges, and Strategies of Smart Grid Operations in India Introduction: The global energy landscape is undergoing a significant transformation, driven by increasing energy demand, climate change concerns, and technological advancements. Smart grids, defined as modernized electricity networks utilizing advanced technologies like sensors, data analytics, and two-way communication, are at the forefront of this … Read more

Discuss India’s present composition of energy sources and the future energy security scenario in the context of growing energy demand.

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India’s Energy Composition and Future Security: A Balancing Act Introduction: India’s burgeoning economy and rapidly growing population are driving an unprecedented surge in energy demand. Meeting this demand while ensuring energy security and mitigating climate change presents a significant challenge. Currently, India’s energy mix is heavily reliant on fossil fuels, particularly coal, posing both economic … Read more

Why are urban floods a recurrent feature in India? Discuss the main causes of urban floods and the measures taken by the Government(s) for urban flood control.

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Why are Urban Floods a Recurrent Feature in India? Introduction: Urban flooding is a recurring and increasingly severe problem in India, impacting millions and causing significant economic and social disruption. The rapid urbanization witnessed in India, coupled with inadequate infrastructure and unsustainable urban planning practices, has exacerbated the vulnerability of cities to flooding. The National … Read more

What is the difference between GSLV and PSLV launch vehicles? Examine the advantages of GSLV over PSLV.

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GSLV vs. PSLV: A Comparative Analysis Introduction: India’s space program relies heavily on its Polar Satellite Launch Vehicle (PSLV) and Geosynchronous Satellite Launch Vehicle (GSLV) for deploying satellites into orbit. Both are expendable launch systems developed by the Indian Space Research Organisation (ISRO), but they differ significantly in their capabilities and applications. While PSLV is … Read more

What is GPS? Explain the recent efforts made by India to create its own GPS system.

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What is GPS? Explain the recent efforts made by India to create its own GPS system. Introduction: The Global Positioning System (GPS) is a satellite-based radio-navigation system operated by the United States Department of Defense (DoD). It provides location and time information in all weather conditions, anywhere on or near the Earth where there is … Read more

Cutting-edge developments in nanotechnology offer new ways of preventing and treating lifestyle diseases, including cancer. Elaborate.

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Cutting-Edge Nanotechnology in the Prevention and Treatment of Lifestyle Diseases: A Promising Frontier Introduction: Lifestyle diseases, encompassing conditions like cancer, cardiovascular disease, diabetes, and obesity, represent a significant global health challenge. These diseases are largely preventable through lifestyle modifications, yet their prevalence continues to rise, placing immense strain on healthcare systems worldwide. The World Health … Read more

What do you understand by “Big Data”? Discuss India’s initiatives in this regard and name the challenges and constraints.

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Understanding Big Data and India’s Initiatives: Challenges and Constraints Introduction: “Big Data” refers to extremely large and complex datasets that are difficult to process using traditional data processing applications. It’s characterized by the “five Vs”: Volume (scale of data), Velocity (speed of data generation), Variety (different data types), Veracity (data accuracy and trustworthiness), and Value … Read more

The Internet of Things (IoT) is expected to be the biggest technological revolution. Examine its likely impact on India.

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The Internet of Things (IoT) and its Impact on India: A Technological Revolution Introduction: The Internet of Things (IoT), a network of interconnected physical objects embedded with sensors, software, and other technologies, enabling these objects to collect and exchange data, is poised to revolutionize various sectors globally. Estimates suggest the global IoT market will reach … Read more

Explain the background and salient features of the “Pradhan Mantri Gramin Digital Saksharta Abhiyan”.

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Pradhan Mantri Gramin Digital Saksharta Abhiyan (PMGDSA): Bridging the Digital Divide in Rural India Introduction: The Pradhan Mantri Gramin Digital Saksharta Abhiyan (PMGDSA), or the National Digital Literacy Mission, is a flagship program of the Indian government launched in 2015. Its primary objective is to bridge the digital divide in rural India by providing basic … Read more