Telangana Board Class 10 Environmental Education — Flashcards for Quick Revision

A: Carbon dioxide, nitrogen dioxide, chloro fluoro carbons, hydrocarbons, and methane are called Earth heating gases. They trap radiation and prevent heat from leaving the earth's surface.

A: Greenhouse gases trap radiation and stop heat from escaping the earth's surface. This helps maintain the temperature of the earth.

A: When too many greenhouse gases collect in the atmosphere, too much heat is trapped. This leads to excess global warming.

A: Environmentalism is the concern for the preservation, restoration and improvement of the natural and social environment. It includes protecting nature, reducing pollution, and using land in a sustaina

A: Environmentalism includes conservation of natural resources, prevention of pollution, and sustainable use of land. These three areas work together to keep the environment healthy.

A: Responsible citizens must assess all actions because every action can have a direct or indirect impact on the environment. Careful thinking helps prevent harm and supports a healthier environment.

A: Particulate matter means solid particles and liquid droplets present in air. It becomes an air pollutant when its amount goes beyond a certain limit.

A: Particulate matter is considered an air pollutant when its concentration in air becomes too high. Extra particles spoil air quality and affect both health and the environment.

A: Common examples include pollen grains, dust in smoke, vehicular exhaust, fly ash, coal dust, cement, and mist. These are all tiny particles or droplets suspended in air.