Daily Current Affairs MCQ: 6th January 2025 - Bank Exams MCQ

The primary objective of the e-Shram portal is to create a unified national database of unorganised workers in India. This initiative aims to address the challenges faced by migrant workers, particularly during the COVID-19 pandemic, by documenting their existence and making their rights and entitlements accessible. An interesting fact is that this database is now considered the largest of its kind globally, with over 300 million workers registered, highlighting the scale of informal employment in the country.

The primary objective of the pilot project is to eradicate Mucuna bracteata, an invasive cover crop that threatens local ecosystems by overpowering native flora and fauna. This leguminous vine, originally introduced for its benefits in rubber plantations, has shown aggressive growth, particularly in the Western Ghats, leading to ecological imbalances. A fascinating fact about Mucuna bracteata is that while it was valued for its drought tolerance and nitrogen-fixing abilities, its unchecked spread has resulted in significant ecological drawbacks, underscoring the complexity of managing invasive species in agriculture and conservation efforts.

The Hmga1 protein plays a crucial role in heart regeneration in zebrafish by activating dormant genes that are essential for the regenerative process. Unlike in humans and mice, where Hmga1 becomes inactive after birth, it remains active in zebrafish. This continued activity allows zebrafish to efficiently transition genes from an inactive state to one that promotes heart regeneration. This finding is significant because it opens avenues for potential heart repair mechanisms in mammals, highlighting the unique regenerative capabilities of zebrafish. Interestingly, zebrafish share about 70% of their genes with humans, making them valuable models for studying human health conditions.

The primary function of atomic clocks in GPS systems is to calculate accurate locations by measuring the time taken for signals to travel from satellites to Earth. By utilizing the precise timing provided by atomic clocks, GPS receivers can determine their position based on the time it takes for signals to reach them from multiple satellites. This time measurement is crucial for accurate navigation, facilitating everything from personal GPS devices to complex navigation systems used in aviation and maritime applications. Interestingly, the accuracy of atomic clocks is so high that they can measure time to within a few billionths of a second per day, which is essential for the functionality of global positioning systems.

The primary function of an atomic clock is to provide highly accurate timekeeping. Atomic clocks achieve this by referencing the oscillations of electrons within atoms, such as cesium. They are essential in various applications, including GPS systems, where precise timing is crucial for accurately calculating locations based on the time it takes for signals to travel from satellites to Earth. Interestingly, atomic clocks are so precise that they can lose or gain just a few billionths of a second in a day, making them the most accurate timekeeping instruments available.

Atomic clocks achieve their high level of accuracy by utilizing microwave signals to induce vibrations in cesium atoms. The process involves a microwave cavity filled with cesium vapor, where the atoms resonate at a specific frequency. This emitted radiation is then detected and compared to a standard frequency, allowing for precise time adjustments. This method is what sets atomic clocks apart from other timekeeping devices, highlighting their ability to maintain accuracy over long periods.

One of the critical applications of atomic clocks in telecommunications is to synchronize signal timings across long distances. This synchronization is vital for ensuring that data is transmitted efficiently and accurately, especially in networks that span vast geographical areas. By maintaining precise timing, atomic clocks help prevent signal delays and errors, ultimately improving the reliability and performance of communication systems. An interesting fact is that without such synchronization, modern telecommunications as we know it would be significantly less effective, leading to potential communication failures.

The Banihal Bypass was constructed primarily to alleviate chronic traffic congestion in Banihal town, Jammu & Kashmir. It spans 2.35 km and features a four-lane design, which significantly reduces travel time and improves traffic flow for both tourists and defense vehicles heading towards the Kashmir Valley. A notable fact about NH-44 is that it is the longest national highway in India, covering over 3,745 kilometers and connecting various significant states and cities across the country.

A chargesheet serves as a formal document that marks the commencement of criminal proceedings against an accused individual. It is filed by the police after completing an investigation and includes essential details about the crime and the accused. This document is critical because it specifies the charges on which the court will proceed, allowing the judicial process to move forward. An interesting fact is that if a chargesheet is not filed within the stipulated time frames, the accused may be entitled to default bail, emphasizing the importance of timely legal procedures.

The primary purpose of a chargesheet is to serve as a formal document that summarizes the findings of an investigation conducted by police officers. It includes vital information regarding the alleged offence, the accused, and the witnesses involved, marking the commencement of the criminal trial. Understanding this role is crucial, as it helps clarify the charges and facilitates the judicial process, ensuring that the accused and the legal system have a clear foundation for proceeding with the case. An interesting fact is that if the chargesheet is not filed within the stipulated time limits, the accused may be entitled to default bail, highlighting the importance of timely legal procedures in the criminal justice system.