Daily Current Affairs MCQs: 22nd September 2025 - Karnataka (KSP) Police Constable MCQ

Extreme Nuclear Transients (ENTs) represent the most powerful explosions observed since the Big Bang, surpassing gamma-ray bursts in energy output. This discovery sheds light on cosmic events and the dynamics of supermassive black holes, providing valuable insights into the universe's evolution.

Isobutanol has a higher flash point than ethanol, which enhances its safety for storage and transport when blended with diesel. This characteristic is advantageous compared to ethanol, as it reduces the risk of fire hazards associated with lower flash point substances.

The ruling aims to provide uniform legal recognition for Sikh marriages across India by requiring states and Union Territories to formulate rules for registering marriages conducted under the Anand Karaj ceremony. This decision addresses procedural deficiencies that have historically affected the Sikh community.

Quality Control Orders (QCOs) are mandatory under the Bureau of Indian Standards (BIS) Act, requiring manufacturers and importers to obtain a BIS license or Certificate of Conformity before production or sales. This regulatory framework aims to ensure that certain products meet specific Indian standards.

Uranium mining poses significant environmental risks, including the generation of radioactive waste and contamination of water sources. These hazards raise concerns for the health and safety of local communities, particularly in the context of the Khasi tribe's opposition to mining due to past negative experiences.

The recognition of Palestine by the U.K., Australia, and Canada signifies a notable shift in Western foreign policy, especially among G-7 nations, diverging from previous support for Israel without directly acknowledging Palestinian statehood. This move reflects changing dynamics in international relations regarding the Israel-Palestine conflict.

Supercomputers are capable of managing petabytes of data, which far exceeds the gigabytes or terabytes handled by normal computers. This immense data handling capacity is crucial for high-performance tasks such as climate modeling and complex simulations.

Low inflation complicates fiscal planning and revenue generation for the government. While consumers benefit from stable prices, the government faces challenges in mobilizing revenue, which can hinder budget execution and economic growth.

The initiative to implement photocatalytic coatings on roads is significant because it aims to reduce pollution levels in urban areas. These coatings utilize advanced technology to break down harmful pollutants, contributing to improved air quality as part of a broader environmental action plan.

The Supreme Court is reviewing whether fixed timelines should be established for Governors to give assent to State Bills. This is crucial to prevent delays that undermine the legislative authority of elected State governments and to ensure accountability in the legislative process.