Environmental Issues questions
265 published questions with worked solutions.
- Waterlogging and soil salinity are some of the problems that have come with theNot in NEET syllabus
- Read the given statements and select the correct option. **Statement 1:** Reforestation is the process of restoring a forest that...Not in NEET syllabus
- Non-biodegradable pollutants are created byNot in NEET syllabus
- World's most problematic aquatic weed isNot in NEET syllabus
- The major source of noise pollution, worldwide, is due toNot in NEET syllabus
- Which one of the following impurities is easiest to remove from waste-water?Not in NEET syllabus
- Nuisance growth of aquatic plants and bloom-forming algae in natural waters is generally due to high concentrations ofNot in NEET syllabus
- In the event of global warming, which one of the following is most likely to occur?Not in NEET syllabus
- A large quantity of urban sewage is drained into a nearby village river. Which among the given conditions would happen after...Not in NEET syllabus
- High value of BOD (Biochemical Oxygen Demand) indicates that **[AIPMT 2015]**Not in NEET syllabus
- **Assertion:** Deforestation is one main factor contributing to global warming. **Reason:** Besides CO_2, two other gases,...Not in NEET syllabus
- **Assertion:** Presently, the global atmosphere is warming up. **Reason:** The depletion of the stratospheric ozone layer has...Not in NEET syllabus
- **Assertion:** The methane component of greenhouse gases contributing to global warming is about 20%. **Reason:** Introduction of...Not in NEET syllabus
- **Assertion:** The ozone layer present in the stratosphere protects living organisms from harmful UV rays coming from the sun by...Not in NEET syllabus
- **Assertion:** UV radiation causes photo-dissociation of ozone into O_2 and O, thus causing damage to the stratospheric ozone...Not in NEET syllabus
- **Statement 1:** Inhabitants close to very busy airports are likely to experience health hazards. **Statement 2:** Sound level of...Not in NEET syllabus
- **Statement 1:** A brief exposure to an extremely high sound level of 150 dB or more, generated by the take-off of a jet plane or...Not in NEET syllabus
- **Statement 1:** Sewage, industrial effluents and waste water are non-point sources of water pollution. **Statement 2:** Surface...Not in NEET syllabus
- **Statement 1:** There is a sharp decline in dissolved oxygen downstream from the point of sewage discharge. **Statement 2:**...Not in NEET syllabus
- **Statement 1:** Cultural eutrophication is nutrient enrichment of water bodies due to human activities, such as the passage of...Not in NEET syllabus
Other chapters
Alcohols, Phenols and EthersAldehydes, Ketones and Carboxylic AcidsAlternating CurrentAminesAnatomy of Flowering PlantsAncient Indian HistoryAnimal KingdomApplication of DerivativesArea Under CurveAromatic Compounds and Aryl HalidesAtomsBasic Mathematics and LogarithmBinomial TheoremBiodiversity and ConservationBiological ClassificationBiomoleculesBiotechnology and Its ApplicationsBiotechnology: Principles and ProcessesBody Fluids and CirculationBreathing and Exchange of GasesCell Cycle and Cell DivisionCell: The Unit of LifeChemical Bonding and Molecular StructureChemical Coordination and Integration