Environment – True/False – GK Questions

Project Elephant was launched in February 1992 as a centrally sponsored scheme to assist states with wild elephant populations.

The NGT was established on 18 October 2010 under the National Green Tribunal Act, 2010 for effective disposal of environmental cases.

The Air Act was enacted in 1981 to provide for the prevention, control, and abatement of air pollution.

Methane traps heat much more effectively than CO2, giving it a Global Warming Potential (GWP) of about 28-34 times that of CO2 over 100 years.

Albedo refers to the fraction of solar energy (shortwave radiation) reflected from the Earth back into space, not absorbed.

The ozone hole is most severe over the Antarctic region due to the unique formation of polar stratospheric clouds and the polar vortex.

CO binds to hemoglobin about 200-250 times more strongly than oxygen, forming carboxyhemoglobin and causing tissue hypoxia.

Eutrophication causes algal blooms; when the algae die and decompose, it heavily depletes the dissolved oxygen, causing hypoxia.

Higher BOD indicates higher levels of organic pollution in water, as more oxygen is consumed by aerobic bacteria.

The Dodo was a flightless bird endemic to Mauritius that went extinct in the late 17th century due to human activities.

Ex-situ conservation involves protecting species outside their natural habitats, such as in zoos or seed banks.

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

Primary succession occurs on bare rock. Secondary succession happens in areas where a community has been cleared but soil remains.

A food chain always begins with a producer (autotroph), such as a green plant, not a consumer.

The biosphere is the global ecological system integrating all living beings and their relationships with the lithosphere, hydrosphere, and atmosphere.