Observe the figure and answer the following:i. Lack of management of

1.	Observe the figure and answer the following:i. Lack of management of which factor is shown in the picture?ii. How can that factor be managed with the help of microbes?iii. How are the oil spills in oceans cleared?
Answer» i. The above picture shows the lack of management of sewage resulting in waste water being dumped carelessly. ii. Microbes which can destroy the pathogens of cholera, typhoid, etc. are mixed with sewage. They release methane and CO₂ by decomposition of the carbon compounds present in sewage. Other microbes that decompose chemical compounds are also released. Phenol oxidizing bacteria decompose the xenobiotic chemicals present in sewage. iii. Hydrocarbonoclastic bacteria like Alcanivorax borkumensis and Pseudomonas are used to clear the oil spillage from ocean water. These bacteria decompose the hydrocarbons. They bring about the reaction of released carbon with oxygen to produced CO₂ and water.

Observe the figure and answer the following:i. Lack of management of which factor is shown in the picture?ii. How can that factor be managed with the help of microbes?iii. How are the oil spills in oceans cleared?

Answer»

i. The above picture shows the lack of management of sewage resulting in waste water being dumped carelessly.

ii. Microbes which can destroy the pathogens of cholera, typhoid, etc. are mixed with sewage. They release methane and CO₂ by decomposition of the carbon compounds present in sewage. Other microbes that decompose chemical compounds are also released. Phenol oxidizing bacteria decompose the xenobiotic chemicals present in sewage.

iii. Hydrocarbonoclastic bacteria like Alcanivorax borkumensis and Pseudomonas are used to clear the oil spillage from ocean water. These bacteria decompose the hydrocarbons. They bring about the reaction of released carbon with oxygen to produced CO₂ and water.

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