Environment – Hard Level – GK Questions

As ice melts, darker ocean water absorbs more solar radiation, causing further warming—a positive feedback loop.

Itai-Itai disease, first identified in Japan, is caused by cadmium poisoning from contaminated water, leading to severe bone and kidney damage.

Hotspots are identified based on endemic vascular plants and habitat loss; mammal richness alone is not a primary criterion.

Energy flow is always unidirectional and decreases at each trophic level due to the 10% law, making the energy pyramid always upright.

Dachigam National Park, located near Srinagar in Jammu and Kashmir, is the last major refuge of the Hangul.

The Nagoya Protocol aims to share the benefits arising from the utilization of genetic resources in a fair and equitable way.

The Cartagena Protocol is an international agreement which aims to ensure the safe handling and transport of LMOs resulting from modern biotechnology.

POPs are toxic chemicals that adversely affect human health and the environment globally, persisting for long periods.

Schedule I and part II of Schedule II provide absolute protection, and an offence involving these species attracts the highest penalties.

SF6 is the most potent greenhouse gas evaluated by the IPCC, with a GWP of 23,500 times that of CO2 over 100 years.

Secondary pollutants are not emitted directly but form when primary pollutants react in the atmosphere. Ground-level ozone is a classic example.

Alpha diversity is the diversity within a particular area or ecosystem. Gamma diversity refers to the total diversity across a landscape.

An ecotone is a transition area between two biological communities, where two communities meet and integrate.