This question assesses understanding of environmental science concepts, specifically bioindicators and their role in monitoring pollution. It highlights the sensitivity of lichens to sulfur dioxide.
Which of the followings is best indicator of Sulphur dioxide pollution ?
Asked in Lower Subordinate Service Examination 2021 · Topic: Pollution (Air Pollution: Types, sources, primary & secondary pollutants, smog, acid rain, effects, control technologies & policies.)
More Environment and Ecology questions
- Fly ash is-
- National Environmental Engineering Research Institute is located at
- Consider the following statements and choose the right options given below. (1) Presence of large amounts of nutrients in water also causes excessive growth of planktonic (free-floating) algae, called an algal bloom. (2) Algal bloom causes deterioration of water quality and fish mortality.
- Dead zones in the world's oceans and large lakes are characterized by :
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- Identify the incorrect statement:
- Eutrophication of water body results from
- Eutrophication leads to the death of fish due to ______