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Oxygen

Class 11 Geography के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

GeographyWhich matching is correct for respiration, combustion and photosynthesis?Class 11Composition and Structure of AtmosphereElements of the atmosphereMedium GeographyWhich statement correctly describes the biological relationship between carbon dioxide and oxygen in the atmosphere?Class 11Composition and Structure of AtmosphereElements of the atmosphereEasy GeographyWhich option correctly matches a gas with its chemical formula?Class 11Composition and Structure of AtmosphereElements of the atmosphereEasy GeographyWhich option gives the correct decreasing order of gases in dry air?Class 11Composition and Structure of AtmosphereElements of the atmosphereEasy GeographyWhich statement correctly describes the difference between the roles of nitrogen and oxygen in the atmosphere?Class 11Composition and Structure of AtmosphereElements of the atmosphereEasy GeographyWhat is the basic chemical difference between ozone and ordinary oxygen?Class 11Composition and Structure of AtmosphereElements of the atmosphereEasy GeographyWhat is the most accurate practical significance of the large amount of nitrogen in the atmosphere?Class 11Composition and Structure of AtmosphereElements of the atmosphereMedium GeographyIf atmospheric oxygen greatly decreased, which would be affected most directly?Class 11Composition and Structure of AtmosphereElements of the atmosphereEasy GeographyWhich statement correctly compares nitrogen and oxygen in the atmosphere?Class 11Composition and Structure of AtmosphereElements of the atmosphereEasy GeographyWhat is the correct decreasing order of nitrogen, oxygen, and argon in air?Class 11Composition and Structure of AtmosphereElements of the atmosphereEasy GeographyWhy is oxygen in the atmosphere necessary for combustion?Class 11Composition and Structure of AtmosphereElements of the atmosphereEasy GeographyWhich statement correctly describes the relationship between oxygen and ozone in the atmosphere?Class 11Composition and Structure of AtmosphereElements of the atmosphereEasy GeographyHow does the large amount of nitrogen in the atmosphere affect combustion?Class 11Composition and Structure of AtmosphereElements of the atmosphereMedium GeographyWhich is the correct decreasing order of gases in air?Class 11Composition and Structure of AtmosphereElements of the atmosphereEasy GeographyWhich gas supports combustion in the atmosphere?Class 11Composition and Structure of AtmosphereElements of the atmosphereEasy GeographyWhich pair is most dominant in the basic composition of air?Class 11Composition and Structure of AtmosphereElements of the atmosphereEasy GeographyWhich gas is the second most abundant in dry air?Class 11Composition and Structure of AtmosphereElements of the atmosphereEasy GeographyWhich pair is most correct in atmospheric composition?Class 11Composition and Structure of AtmosphereElements of the atmosphereEasy GeographyOxygen in the atmosphere is directly used in which process?Class 11Composition and Structure of AtmosphereElements of the atmosphereEasy GeographyWhat do nitrogen and oxygen together form in the atmosphere?Class 11Composition and Structure of AtmosphereElements of the atmosphereEasy