MCQs - 2026-04

AI-powered drones significantly increase the speed and efficiency of reforestation by covering vast and often inaccessible areas, which is impractical for manual planting.

By cleaning up and managing plastic pollution in freshwater sources, the initiative aims to intercept a large amount of plastic before it flows into the marine environment.

Plastic debris in freshwater can physically harm aquatic organisms, block their digestive systems, and leach toxic chemicals into the water, impacting the health of the ecosystem.

Freshwater ecosystems are vital for life and human use, and they are also significant pathways through which plastic waste travels to the oceans, making them a critical intervention point.

The initiative aims to reduce, not encourage, the production and use of single-use plastics, focusing instead on sustainable alternatives and better waste management.

The FPI is specifically designed to address the significant problem of plastic pollution in freshwater environments, which are often overlooked compared to marine pollution.

As permafrost thaws, the ground loses its stability, leading to subsidence and damage to infrastructure built upon it, such as buildings, roads, and pipelines.

The release of ancient microbes raises concerns about the potential emergence of novel diseases that could affect humans and animals, posing a risk to public health.

Recent studies indicate that thawing permafrost is releasing ancient microbes, including bacteria and viruses, that have been dormant for thousands of years.

Permafrost is defined as ground that remains frozen for a minimum of two consecutive years, and it plays a critical role in storing organic matter and influencing Arctic ecosystems.