EDUCATION UGC NET
ENVIRONMENTAL STUDIES
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
|
Storms
|
|
|
Acid rain
|
|
|
Precipitation
|
|
|
Volcanic eruptions
|
Detailed explanation-1: -Volcanoes are natural sources of air pollution.
Detailed explanation-2: -Volcanic gases that pose the greatest potential hazards are sulfur dioxide, carbon dioxide, and hydrogen fluoride. Locally, sulfur dioxide gas can lead to acid rain and air pollution downwind from a volcano. These gases can come from lava flows as well as a volcano that erupts violently.
Detailed explanation-3: -natural sources, including volcanic eruptions, windblown dust, sea-salt spray and emissions of volatile organic compounds from plants.
Detailed explanation-4: -Volcanic eruption, desert dust, sea spray, meteorites, decay of radon, and fires are some of the sources of natural pollution.
Detailed explanation-5: -Vehicle emissions, fuel oils and natural gas to heat homes, by-products of manufacturing and power generation, particularly coal-fueled power plants, and fumes from chemical production are the primary sources of human-made air pollution.