Environment – True/False – GK Questions

Q: The IUCN Red List category 'Critically Endangered' indicates a species faces an extremely high risk of extinction in the wild.

True – Critically Endangered is the highest risk category assigned by IUCN for wild species before Extinct in the Wild and Extinct.

Q: The term 'biodiversity' encompasses genetic diversity, species diversity, and ecosystem diversity.

True – Biodiversity is measured at three levels: genetic variation within species, variety of species, and diversity of ecosystems.

Q: Symbiosis is a relationship where both organisms involved are always benefited.

False – Symbiosis includes mutualism (both benefit), commensalism (one benefits, other unaffected), and parasitism (one benefits, other harmed).

Q: Decomposers play a crucial role in recycling nutrients back into the ecosystem.

True – Decomposers like bacteria and fungi break down dead organic matter, releasing nutrients like nitrogen and phosphorus back into the soil.

Q: In a pyramid of numbers, the number of organisms always decreases at each successive trophic level.

False – The pyramid of numbers can be inverted in some ecosystems, such as a tree supporting many insects and birds, where producers are fewer than consumers.

Q: Extensive deforestation is a primary anthropogenic cause of severe soil erosion.

True – Tree roots bind the soil and the canopy breaks the force of rain; removing trees exposes topsoil to wind and water erosion.

Q: E-waste refers to discarded, broken, or obsolete electronic devices and their components.

True – Electronic waste includes old computers, phones, and appliances, which often contain hazardous materials like lead and mercury.

Q: The term 'Smog' was originally coined to describe a combination of smoke and fog.

True – Smog is a portmanteau of 'smoke' and 'fog', describing severe air pollution that reduces visibility and harms respiratory health.

Q: The Appiko movement, launched in the Western Ghats of Karnataka, is considered the southern equivalent of the Chipko movement.

True – Appiko (meaning 'hug' in Kannada) was inspired by Chipko and aimed to save the natural forests of the Western Ghats from clear-felling.

Q: The Chipko Movement of the 1970s in India was primarily associated with forest conservation and preventing tree felling.

True – Villagers, particularly women, hugged trees to prevent contractors from cutting them down, making it a landmark eco-social movement.

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environment medium true/false biodiversity and conservation upsc, ssc

The IUCN Red List category 'Critically Endangered' indicates a species faces an extremely high risk of extinction in the wild.

True
False

environment easy true/false biodiversity and conservation ssc, railway

The term 'biodiversity' encompasses genetic diversity, species diversity, and ecosystem diversity.

True
False

environment medium true/false ecology and ecosystems upsc, ssc

Symbiosis is a relationship where both organisms involved are always benefited.

True
False

environment easy true/false ecology and ecosystems ssc, railway

Decomposers play a crucial role in recycling nutrients back into the ecosystem.

True
False

environment medium true/false ecology and ecosystems upsc, ssc

In a pyramid of numbers, the number of organisms always decreases at each successive trophic level.

True
False

environment easy true/false miscellaneous environment ssc, railway

Extensive deforestation is a primary anthropogenic cause of severe soil erosion.

True
False

environment easy true/false miscellaneous environment ssc, railway

E-waste refers to discarded, broken, or obsolete electronic devices and their components.

True
False

environment easy true/false miscellaneous environment ssc, railway

The term 'Smog' was originally coined to describe a combination of smoke and fog.

True
False

environment medium true/false environmental organizations upsc, ssc

The Appiko movement, launched in the Western Ghats of Karnataka, is considered the southern equivalent of the Chipko movement.

True
False

environment easy true/false environmental organizations ssc, railway

The Chipko Movement of the 1970s in India was primarily associated with forest conservation and preventing tree felling.

True
False

environment medium true/false environmental organizations ssc, railway

Greenpeace, the well-known non-governmental environmental organization, was founded in 1971.

True
False

environment easy true/false renewable energy ssc, railway

Photovoltaic (PV) cells are devices used to convert solar energy directly into electrical energy.

True
False

environment medium true/false renewable energy upsc, ssc

Biomass is generally considered a carbon-neutral energy source because the CO2 released during combustion is offset by the CO2 absorbed by the plants during their growth.

True
False

environment medium true/false renewable energy upsc, ssc

Geothermal energy, derived from the Earth's internal heat, is considered a renewable resource.

True
False

environment medium true/false national parks upsc, ssc

Silent Valley National Park, known for its pristine tropical evergreen forests, is located in Kerala.

True
False

environment medium true/false national parks ssc, railway

Jim Corbett National Park, India's oldest national park, was originally established as Hailey National Park in 1936.

True
False

environment medium true/false national parks upsc, ssc

Keibul Lamjao National Park in Manipur is recognized as the only floating national park in the world.

True
False

environment hard true/false international agreements upsc

The Cartagena Protocol on Biosafety deals with the safe handling, transport, and use of Living Modified Organisms (LMOs).

True
False

environment easy true/false international agreements ssc, railway

The Earth Summit, also known as the Rio Summit, was held in Rio de Janeiro in 1992.

True
False

environment medium true/false international agreements upsc, ssc

The Basel Convention is designed to reduce the movements of hazardous waste between nations, specifically preventing transfer to less developed countries.

True
False

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