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Good ozone is found in the 

  • mesosphere

  • troposphere

  • stratosphere

  • stratosphere


C.

stratosphere

The stratosphere is the second major layer of earth's atmosphere, just above the troposphere and below the mesosphere. It is the layer of ozone (O3). The ozone absorb high-energy UV-B and UV-C energy waves and breakdown into atomic Oxygen (O) and diatomic oxygen (O2).

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Eutrophication is often seen in 

  • fresh water lakes

  • Ocean

  • Mountains

  • Mountains


Select the correct statement from the following

  • Bio-gas is produced by the activity of aerobic bacteria on animal waste

  • Methanobacterium is an aerobic bacterium found in rumen of cattle

  • Biogas, commonly called gobar gas, is pure methane

  • Biogas, commonly called gobar gas, is pure methane


Which one of the following statements in wrong in case Bhopal gas tragedy?

  • Thousands of human beings died

  • Radioactive fallout engulfed Bhopal

  • It took place on the night of December 2/3, 1984

  • It took place on the night of December 2/3, 1984


Which one of the following expanded forms of the followings acronyms is correct?

  • UNEP = United Nations Environmental Policy

  • EPA = Environmental Pollution Agency

  • IUCN = International Union for Conservation of Nature and Natural Resources

  • IUCN = International Union for Conservation of Nature and Natural Resources


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