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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।

GeographyWhy can photosynthesis be called a biological intervention in atmospheric evolution?Class 11The Origin and Evolution of the EarthEvolution of the earthHard GeographyAfter biological life began in Earth's evolution what effect occurred on the atmosphere?Class 11The Origin and Evolution of the EarthEvolution of the earthMedium GeographyIncrease of oxygen in atmosphere after photosynthesis is an example of what type of process?Class 11The Origin and Evolution of the EarthEvolution of the earthMedium GeographyWhich example clearly shows the role of biological processes in atmospheric evolution?Class 11The Origin and Evolution of the EarthEvolution of the earthMedium GeographyWhy was the ozone layer not strong before photosynthesis?Class 11The Origin and Evolution of the EarthEvolution of the earthMedium GeographyWhy can the development of complex life on Earth not be treated only as a biological event?Class 11The Origin and Evolution of the EarthEvolution of the earthMedium GeographyWhat is the correct relation between photosynthesis and the ozone layer?Class 11The Origin and Evolution of the EarthEvolution of the earthMedium GeographyWhy is it incomplete to treat the role of photosynthetic organisms as only a biological event?Class 11The Origin and Evolution of the EarthEvolution of the earthMedium GeographyIf photosynthetic organisms had not expanded which development would be most affected?Class 11The Origin and Evolution of the EarthEvolution of the earthMedium GeographyWhy could the ozone layer not be strong before photosynthesis?Class 11The Origin and Evolution of the EarthEvolution of the earthMedium GeographyWhy is photosynthesis considered a turning point in atmospheric evolution?Class 11The Origin and Evolution of the EarthEvolution of the earthMedium GeographyAfter photosynthesis increased oxygen better conditions formed for which type of life?Class 11The Origin and Evolution of the EarthEvolution of the earthEasy GeographyDevelopment of the ozone layer was mainly linked with the availability of which gas?Class 11The Origin and Evolution of the EarthEvolution of the earthEasy GeographyWhat major change did photosynthetic organisms bring to the atmosphere?Class 11The Origin and Evolution of the EarthEvolution of the earthEasy GeographyWhich protection for life developed after oxygen increased?Class 11The Origin and Evolution of the EarthEvolution of the earthEasy GeographyWhat did lack of oxygen in the primitive atmosphere mean?Class 11The Origin and Evolution of the EarthEvolution of the earthEasy GeographyWhich group of organisms was important in forming Earth's present favourable atmosphere?Class 11The Origin and Evolution of the EarthEvolution of the earthEasy GeographyWhich life change became more possible after oxygen increased on Earth?Class 11The Origin and Evolution of the EarthEvolution of the earthEasy GeographyWhich protective layer developed in the upper atmosphere after oxygen increased?Class 11The Origin and Evolution of the EarthEvolution of the earthEasy GeographyPhotosynthesis increased the amount of which gas in Earth's atmosphere?Class 11The Origin and Evolution of the EarthEvolution of the earthEasy